const Bun = @This();
const default_allocator = @import("bun").default_allocator;
const bun = @import("bun");
const Environment = bun.Environment;
const NetworkThread = @import("bun").HTTP.NetworkThread;
const Global = bun.Global;
const strings = bun.strings;
const string = bun.string;
const Output = @import("bun").Output;
const MutableString = @import("bun").MutableString;
const std = @import("std");
const Allocator = std.mem.Allocator;
const IdentityContext = @import("../../identity_context.zig").IdentityContext;
const Fs = @import("../../fs.zig");
const Resolver = @import("../../resolver/resolver.zig");
const ast = @import("../../import_record.zig");
const NodeModuleBundle = @import("../../node_module_bundle.zig").NodeModuleBundle;
const MacroEntryPoint = @import("../../bundler.zig").MacroEntryPoint;
const logger = @import("bun").logger;
const Api = @import("../../api/schema.zig").Api;
const options = @import("../../options.zig");
const Bundler = @import("../../bundler.zig").Bundler;
const ServerEntryPoint = @import("../../bundler.zig").ServerEntryPoint;
const js_printer = @import("../../js_printer.zig");
const js_parser = @import("../../js_parser.zig");
const js_ast = @import("../../js_ast.zig");
const http = @import("../../http.zig");
const NodeFallbackModules = @import("../../node_fallbacks.zig");
const ImportKind = ast.ImportKind;
const Analytics = @import("../../analytics/analytics_thread.zig");
const ZigString = @import("bun").JSC.ZigString;
const Runtime = @import("../../runtime.zig");
const Router = @import("./filesystem_router.zig");
const ImportRecord = ast.ImportRecord;
const DotEnv = @import("../../env_loader.zig");
const ParseResult = @import("../../bundler.zig").ParseResult;
const PackageJSON = @import("../../resolver/package_json.zig").PackageJSON;
const MacroRemap = @import("../../resolver/package_json.zig").MacroMap;
const WebCore = @import("bun").JSC.WebCore;
const Request = WebCore.Request;
const Response = WebCore.Response;
const Headers = WebCore.Headers;
const Fetch = WebCore.Fetch;
const FetchEvent = WebCore.FetchEvent;
const js = @import("bun").JSC.C;
const JSC = @import("bun").JSC;
const JSError = @import("../base.zig").JSError;
const d = @import("../base.zig").d;
const MarkedArrayBuffer = @import("../base.zig").MarkedArrayBuffer;
const getAllocator = @import("../base.zig").getAllocator;
const JSValue = @import("bun").JSC.JSValue;
const NewClass = @import("../base.zig").NewClass;
const Microtask = @import("bun").JSC.Microtask;
const JSGlobalObject = @import("bun").JSC.JSGlobalObject;
const ExceptionValueRef = @import("bun").JSC.ExceptionValueRef;
const JSPrivateDataPtr = @import("bun").JSC.JSPrivateDataPtr;
const ZigConsoleClient = @import("bun").JSC.ZigConsoleClient;
const Node = @import("bun").JSC.Node;
const ZigException = @import("bun").JSC.ZigException;
const ZigStackTrace = @import("bun").JSC.ZigStackTrace;
const ErrorableResolvedSource = @import("bun").JSC.ErrorableResolvedSource;
const ResolvedSource = @import("bun").JSC.ResolvedSource;
const JSPromise = @import("bun").JSC.JSPromise;
const JSInternalPromise = @import("bun").JSC.JSInternalPromise;
const JSModuleLoader = @import("bun").JSC.JSModuleLoader;
const JSPromiseRejectionOperation = @import("bun").JSC.JSPromiseRejectionOperation;
const Exception = @import("bun").JSC.Exception;
const ErrorableZigString = @import("bun").JSC.ErrorableZigString;
const ZigGlobalObject = @import("bun").JSC.ZigGlobalObject;
const VM = @import("bun").JSC.VM;
const JSFunction = @import("bun").JSC.JSFunction;
const Config = @import("../config.zig");
const URL = @import("../../url.zig").URL;
const Transpiler = @import("./transpiler.zig");
const VirtualMachine = @import("../javascript.zig").VirtualMachine;
const IOTask = JSC.IOTask;
const zlib = @import("../../zlib.zig");
const Which = @import("../../which.zig");

const is_bindgen = JSC.is_bindgen;
const max_addressible_memory = std.math.maxInt(u56);

threadlocal var css_imports_list_strings: [512]ZigString = undefined;
threadlocal var css_imports_list: [512]Api.StringPointer = undefined;
threadlocal var css_imports_list_tail: u16 = 0;
threadlocal var css_imports_buf: std.ArrayList(u8) = undefined;
threadlocal var css_imports_buf_loaded: bool = false;

threadlocal var routes_list_strings: [1024]ZigString = undefined;

pub fn onImportCSS(
    resolve_result: *const Resolver.Result,
    import_record: *ImportRecord,
    origin: URL,
) void {
    if (!css_imports_buf_loaded) {
        css_imports_buf = std.ArrayList(u8).initCapacity(
            VirtualMachine.get().allocator,
            import_record.path.text.len,
        ) catch unreachable;
        css_imports_buf_loaded = true;
    }

    var writer = css_imports_buf.writer();
    const offset = css_imports_buf.items.len;
    css_imports_list[css_imports_list_tail] = .{
        .offset = @truncate(u32, offset),
        .length = 0,
    };
    getPublicPath(resolve_result.path_pair.primary.text, origin, @TypeOf(writer), writer);
    const length = css_imports_buf.items.len - offset;
    css_imports_list[css_imports_list_tail].length = @truncate(u32, length);
    css_imports_list_tail += 1;
}

pub fn flushCSSImports() void {
    if (css_imports_buf_loaded) {
        css_imports_buf.clearRetainingCapacity();
        css_imports_list_tail = 0;
    }
}

pub fn getCSSImports() []ZigString {
    var i: u16 = 0;
    const tail = css_imports_list_tail;
    while (i < tail) : (i += 1) {
        ZigString.fromStringPointer(css_imports_list[i], css_imports_buf.items, &css_imports_list_strings[i]);
    }
    return css_imports_list_strings[0..tail];
}

pub fn which(
    // this
    _: void,
    globalThis: js.JSContextRef,
    // function
    _: js.JSObjectRef,
    // thisObject
    _: js.JSObjectRef,
    arguments_: []const js.JSValueRef,
    exception: js.ExceptionRef,
) js.JSValueRef {
    var path_buf: [bun.MAX_PATH_BYTES]u8 = undefined;
    var arguments = JSC.Node.ArgumentsSlice.from(globalThis.bunVM(), arguments_);
    defer arguments.deinit();
    const path_arg = arguments.nextEat() orelse {
        JSC.throwInvalidArguments("which: expected 1 argument, got 0", .{}, globalThis, exception);
        return JSC.JSValue.jsUndefined().asObjectRef();
    };

    var path_str: ZigString.Slice = ZigString.Slice.empty;
    var bin_str: ZigString.Slice = ZigString.Slice.empty;
    var cwd_str: ZigString.Slice = ZigString.Slice.empty;
    defer {
        path_str.deinit();
        bin_str.deinit();
        cwd_str.deinit();
    }

    if (path_arg.isEmptyOrUndefinedOrNull()) {
        return JSC.JSValue.jsNull().asObjectRef();
    }

    bin_str = path_arg.toSlice(globalThis, globalThis.bunVM().allocator);

    if (bin_str.len >= bun.MAX_PATH_BYTES) {
        JSC.throwInvalidArguments("bin path is too long", .{}, globalThis, exception);
        return JSC.JSValue.jsUndefined().asObjectRef();
    }

    if (bin_str.len == 0) {
        return JSC.JSValue.jsNull().asObjectRef();
    }

    path_str = ZigString.Slice.fromUTF8NeverFree(
        globalThis.bunVM().bundler.env.map.get("PATH") orelse "",
    );
    cwd_str = ZigString.Slice.fromUTF8NeverFree(
        globalThis.bunVM().bundler.fs.top_level_dir,
    );

    if (arguments.nextEat()) |arg| {
        if (!arg.isEmptyOrUndefinedOrNull() and arg.isObject()) {
            if (arg.get(globalThis, "PATH")) |str_| {
                path_str = str_.toSlice(globalThis, globalThis.bunVM().allocator);
            }

            if (arg.get(globalThis, "cwd")) |str_| {
                cwd_str = str_.toSlice(globalThis, globalThis.bunVM().allocator);
            }
        }
    }

    if (Which.which(
        &path_buf,
        path_str.slice(),
        cwd_str.slice(),
        bin_str.slice(),
    )) |bin_path| {
        return ZigString.init(bin_path).withEncoding().toValueGC(globalThis).asObjectRef();
    }

    return JSC.JSValue.jsNull().asObjectRef();
}

pub fn inspect(
    // this
    _: void,
    ctx: js.JSContextRef,
    // function
    _: js.JSObjectRef,
    // thisObject
    _: js.JSObjectRef,
    arguments: []const js.JSValueRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    if (arguments.len == 0)
        return ZigString.Empty.toValue(ctx.ptr()).asObjectRef();

    for (arguments) |arg| {
        JSC.C.JSValueProtect(ctx, arg);
    }
    defer {
        for (arguments) |arg| {
            JSC.C.JSValueUnprotect(ctx, arg);
        }
    }

    // very stable memory address
    var array = MutableString.init(getAllocator(ctx), 0) catch unreachable;
    var buffered_writer_ = MutableString.BufferedWriter{ .context = &array };
    var buffered_writer = &buffered_writer_;

    var writer = buffered_writer.writer();
    const Writer = @TypeOf(writer);
    // we buffer this because it'll almost always be < 4096
    // when it's under 4096, we want to avoid the dynamic allocation
    ZigConsoleClient.format(
        .Debug,
        ctx.ptr(),
        @ptrCast([*]const JSValue, arguments.ptr),
        arguments.len,
        Writer,
        Writer,
        writer,
        false,
        false,
        false,
    );
    buffered_writer.flush() catch {
        return JSC.C.JSValueMakeUndefined(ctx);
    };

    // we are going to always clone to keep things simple for now
    // the common case here will be stack-allocated, so it should be fine
    var out = ZigString.init(array.toOwnedSliceLeaky()).withEncoding();
    const ret = out.toValueGC(ctx);
    array.deinit();
    return ret.asObjectRef();

    // // when it's a small thing, rely on GC to manage the memory
    // if (writer.context.pos < 2048 and array.list.items.len == 0) {
    //     var slice = writer.context.buffer[0..writer.context.pos];
    //     if (slice.len == 0) {
    //         return ZigString.Empty.toValue(ctx.ptr()).asObjectRef();
    //     }

    //     var zig_str =
    //     return zig_str.toValueGC(ctx.ptr()).asObjectRef();
    // }

    // // when it's a big thing, we will manage it
    // {
    //     writer.context.flush() catch {};
    //     var slice =try writer.context.context.toOwnedSlice();

    //     var zig_str = ZigString.init(slice).withEncoding();
    //     if (!zig_str.isUTF8()) {
    //         return zig_str.toExternalValue(ctx.ptr()).asObjectRef();
    //     } else {
    //         return zig_str.toValueGC(ctx.ptr()).asObjectRef();
    //     }
    // }
}

pub fn registerMacro(
    // this
    _: void,
    ctx: js.JSContextRef,
    // function
    _: js.JSObjectRef,
    // thisObject
    _: js.JSObjectRef,
    arguments: []const js.JSValueRef,
    exception: js.ExceptionRef,
) js.JSValueRef {
    if (arguments.len != 2 or !js.JSValueIsNumber(ctx, arguments[0])) {
        JSError(getAllocator(ctx), "Internal error registering macros: invalid args", .{}, ctx, exception);
        return js.JSValueMakeUndefined(ctx);
    }
    // TODO: make this faster
    const id = @truncate(i32, @floatToInt(i64, js.JSValueToNumber(ctx, arguments[0], exception)));
    if (id == -1 or id == 0) {
        JSError(getAllocator(ctx), "Internal error registering macros: invalid id", .{}, ctx, exception);
        return js.JSValueMakeUndefined(ctx);
    }

    if (!arguments[1].?.value().isCell() or !arguments[1].?.value().isCallable(ctx.vm())) {
        JSError(getAllocator(ctx), "Macro must be a function. Received: {s}", .{@tagName(js.JSValueGetType(ctx, arguments[1]))}, ctx, exception);
        return js.JSValueMakeUndefined(ctx);
    }

    var get_or_put_result = VirtualMachine.get().macros.getOrPut(id) catch unreachable;
    if (get_or_put_result.found_existing) {
        js.JSValueUnprotect(ctx, get_or_put_result.value_ptr.*);
    }

    js.JSValueProtect(ctx, arguments[1]);
    get_or_put_result.value_ptr.* = arguments[1];

    return js.JSValueMakeUndefined(ctx);
}

pub fn getCWD(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    return ZigString.init(VirtualMachine.get().bundler.fs.top_level_dir).toValue(ctx.ptr()).asRef();
}

pub fn getOrigin(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    return ZigString.init(VirtualMachine.get().origin.origin).toValue(ctx.ptr()).asRef();
}

pub fn getStdin(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    var existing = ctx.ptr().getCachedObject(ZigString.static("BunSTDIN"));
    if (existing.isEmpty()) {
        var rare_data = JSC.VirtualMachine.get().rareData();
        var store = rare_data.stdin();
        var blob = bun.default_allocator.create(JSC.WebCore.Blob) catch unreachable;
        blob.* = JSC.WebCore.Blob.initWithStore(store, ctx.ptr());

        return ctx.ptr().putCachedObject(
            ZigString.static("BunSTDIN"),
            blob.toJS(ctx),
        ).asObjectRef();
    }

    return existing.asObjectRef();
}

pub fn getStderr(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    var existing = ctx.ptr().getCachedObject(ZigString.static("BunSTDERR"));
    if (existing.isEmpty()) {
        var rare_data = JSC.VirtualMachine.get().rareData();
        var store = rare_data.stderr();
        var blob = bun.default_allocator.create(JSC.WebCore.Blob) catch unreachable;
        blob.* = JSC.WebCore.Blob.initWithStore(store, ctx.ptr());

        return ctx.ptr().putCachedObject(
            ZigString.static("BunSTDERR"),
            blob.toJS(ctx),
        ).asObjectRef();
    }

    return existing.asObjectRef();
}

pub fn getStdout(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    var existing = ctx.ptr().getCachedObject(ZigString.static("BunSTDOUT"));
    if (existing.isEmpty()) {
        var rare_data = JSC.VirtualMachine.get().rareData();
        var store = rare_data.stdout();
        var blob = bun.default_allocator.create(JSC.WebCore.Blob) catch unreachable;
        blob.* = JSC.WebCore.Blob.initWithStore(store, ctx.ptr());

        return ctx.ptr().putCachedObject(
            &ZigString.init("BunSTDOUT"),
            blob.toJS(ctx),
        ).asObjectRef();
    }

    return existing.asObjectRef();
}

pub fn enableANSIColors(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    return js.JSValueMakeBoolean(ctx, Output.enable_ansi_colors);
}
pub fn getMain(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    return ZigString.init(VirtualMachine.get().main).toValue(ctx.ptr()).asRef();
}

pub fn getAssetPrefix(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    return ZigString.init(VirtualMachine.get().bundler.options.routes.asset_prefix_path).toValue(ctx.ptr()).asRef();
}

pub fn getArgv(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    if (comptime Environment.isWindows) {
        @compileError("argv not supported on windows");
    }

    var argv_list = std.heap.stackFallback(128, getAllocator(ctx));
    var allocator = argv_list.get();
    var argv = allocator.alloc(ZigString, std.os.argv.len) catch unreachable;
    defer if (argv.len > 128) allocator.free(argv);
    for (std.os.argv) |arg, i| {
        argv[i] = ZigString.init(std.mem.span(arg));
    }

    return JSValue.createStringArray(ctx.ptr(), argv.ptr, argv.len, true).asObjectRef();
}

pub fn getRoutesDir(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    if (!VirtualMachine.get().bundler.options.routes.routes_enabled or VirtualMachine.get().bundler.options.routes.dir.len == 0) {
        return js.JSValueMakeUndefined(ctx);
    }

    return ZigString.init(VirtualMachine.get().bundler.options.routes.dir).toValue(ctx.ptr()).asRef();
}

pub fn getFilePath(ctx: js.JSContextRef, arguments: []const js.JSValueRef, buf: []u8, exception: js.ExceptionRef) ?string {
    if (arguments.len != 1) {
        JSError(getAllocator(ctx), "Expected a file path as a string or an array of strings to be part of a file path.", .{}, ctx, exception);
        return null;
    }

    const value = arguments[0];
    if (js.JSValueIsString(ctx, value)) {
        var out = ZigString.Empty;
        JSValue.toZigString(JSValue.fromRef(value), &out, ctx.ptr());
        var out_slice = out.slice();

        // The dots are kind of unnecessary. They'll be normalized.
        if (out.len == 0 or @ptrToInt(out.ptr) == 0 or std.mem.eql(u8, out_slice, ".") or std.mem.eql(u8, out_slice, "..") or std.mem.eql(u8, out_slice, "../")) {
            JSError(getAllocator(ctx), "Expected a file path as a string or an array of strings to be part of a file path.", .{}, ctx, exception);
            return null;
        }

        var parts = [_]string{out_slice};
        // This does the equivalent of Node's path.normalize(path.join(cwd, out_slice))
        var res = VirtualMachine.get().bundler.fs.absBuf(&parts, buf);

        return res;
    } else if (js.JSValueIsArray(ctx, value)) {
        var temp_strings_list: [32]string = undefined;
        var temp_strings_list_len: u8 = 0;
        defer {
            for (temp_strings_list[0..temp_strings_list_len]) |_, i| {
                temp_strings_list[i] = "";
            }
        }

        var iter = JSValue.fromRef(value).arrayIterator(ctx.ptr());
        while (iter.next()) |item| {
            if (temp_strings_list_len >= temp_strings_list.len) {
                break;
            }

            if (!item.isString()) {
                JSError(getAllocator(ctx), "Expected a file path as a string or an array of strings to be part of a file path.", .{}, ctx, exception);
                return null;
            }

            var out = ZigString.Empty;
            JSValue.toZigString(item, &out, ctx.ptr());
            const out_slice = out.slice();

            temp_strings_list[temp_strings_list_len] = out_slice;
            // The dots are kind of unnecessary. They'll be normalized.
            if (out.len == 0 or @ptrToInt(out.ptr) == 0 or std.mem.eql(u8, out_slice, ".") or std.mem.eql(u8, out_slice, "..") or std.mem.eql(u8, out_slice, "../")) {
                JSError(getAllocator(ctx), "Expected a file path as a string or an array of strings to be part of a file path.", .{}, ctx, exception);
                return null;
            }
            temp_strings_list_len += 1;
        }

        if (temp_strings_list_len == 0) {
            JSError(getAllocator(ctx), "Expected a file path as a string or an array of strings to be part of a file path.", .{}, ctx, exception);
            return null;
        }

        return VirtualMachine.get().bundler.fs.absBuf(temp_strings_list[0..temp_strings_list_len], buf);
    } else {
        JSError(getAllocator(ctx), "Expected a file path as a string or an array of strings to be part of a file path.", .{}, ctx, exception);
        return null;
    }
}

pub fn getImportedStyles(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    _: []const js.JSValueRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    defer flushCSSImports();
    const styles = getCSSImports();
    if (styles.len == 0) {
        return js.JSObjectMakeArray(ctx, 0, null, null);
    }

    return JSValue.createStringArray(ctx.ptr(), styles.ptr, styles.len, true).asRef();
}

pub fn newOs(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    _: []const js.JSValueRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    return Node.Os.create(ctx.ptr()).asObjectRef();
}

pub fn newPath(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    args: []const js.JSValueRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    const is_windows = args.len == 1 and JSValue.fromRef(args[0]).toBoolean();
    return Node.Path.create(ctx.ptr(), is_windows).asObjectRef();
}

pub fn readFileAsStringCallback(
    ctx: js.JSContextRef,
    buf_z: [:0]const u8,
    exception: js.ExceptionRef,
) js.JSValueRef {
    const path = buf_z.ptr[0..buf_z.len];
    var file = std.fs.cwd().openFileZ(buf_z, .{ .mode = .read_only }) catch |err| {
        JSError(getAllocator(ctx), "Opening file {s} for path: \"{s}\"", .{ @errorName(err), path }, ctx, exception);
        return js.JSValueMakeUndefined(ctx);
    };

    defer file.close();

    const stat = file.stat() catch |err| {
        JSError(getAllocator(ctx), "Getting file size {s} for \"{s}\"", .{ @errorName(err), path }, ctx, exception);
        return js.JSValueMakeUndefined(ctx);
    };

    if (stat.kind != .File) {
        JSError(getAllocator(ctx), "Can't read a {s} as a string (\"{s}\")", .{ @tagName(stat.kind), path }, ctx, exception);
        return js.JSValueMakeUndefined(ctx);
    }

    var contents_buf = VirtualMachine.get().allocator.alloc(u8, stat.size + 2) catch unreachable; // OOM
    defer VirtualMachine.get().allocator.free(contents_buf);
    const contents_len = file.readAll(contents_buf) catch |err| {
        JSError(getAllocator(ctx), "{s} reading file (\"{s}\")", .{ @errorName(err), path }, ctx, exception);
        return js.JSValueMakeUndefined(ctx);
    };

    contents_buf[contents_len] = 0;

    // Very slow to do it this way. We're copying the string twice.
    // But it's important that this string is garbage collected instead of manually managed.
    // We can't really recycle this one.
    // TODO: use external string
    return js.JSValueMakeString(ctx, js.JSStringCreateWithUTF8CString(contents_buf.ptr));
}

pub fn readFileAsBytesCallback(
    ctx: js.JSContextRef,
    buf_z: [:0]const u8,
    exception: js.ExceptionRef,
) js.JSValueRef {
    const path = buf_z.ptr[0..buf_z.len];
    const allocator = VirtualMachine.get().allocator;

    var file = std.fs.cwd().openFileZ(buf_z, .{ .mode = .read_only }) catch |err| {
        JSError(allocator, "Opening file {s} for path: \"{s}\"", .{ @errorName(err), path }, ctx, exception);
        return js.JSValueMakeUndefined(ctx);
    };

    defer file.close();

    const stat = file.stat() catch |err| {
        JSError(allocator, "Getting file size {s} for \"{s}\"", .{ @errorName(err), path }, ctx, exception);
        return js.JSValueMakeUndefined(ctx);
    };

    if (stat.kind != .File) {
        JSError(allocator, "Can't read a {s} as a string (\"{s}\")", .{ @tagName(stat.kind), path }, ctx, exception);
        return js.JSValueMakeUndefined(ctx);
    }

    var contents_buf = allocator.alloc(u8, stat.size + 2) catch unreachable; // OOM
    const contents_len = file.readAll(contents_buf) catch |err| {
        JSError(allocator, "{s} reading file (\"{s}\")", .{ @errorName(err), path }, ctx, exception);
        return js.JSValueMakeUndefined(ctx);
    };

    contents_buf[contents_len] = 0;

    var marked_array_buffer = allocator.create(MarkedArrayBuffer) catch unreachable;
    marked_array_buffer.* = MarkedArrayBuffer.fromBytes(
        contents_buf[0..contents_len],
        allocator,
        .Uint8Array,
    );

    return marked_array_buffer.toJSObjectRef(ctx, exception);
}

pub fn getRouteFiles(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    _: []const js.JSValueRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    if (VirtualMachine.get().bundler.router == null) return js.JSObjectMakeArray(ctx, 0, null, null);

    const router = &VirtualMachine.get().bundler.router.?;
    const list = router.getPublicPaths() catch unreachable;

    for (routes_list_strings[0..@min(list.len, routes_list_strings.len)]) |_, i| {
        routes_list_strings[i] = ZigString.init(list[i]);
    }

    const ref = JSValue.createStringArray(ctx.ptr(), &routes_list_strings, list.len, true).asRef();
    return ref;
}

pub fn getRouteNames(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    _: []const js.JSValueRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    if (VirtualMachine.get().bundler.router == null) return js.JSObjectMakeArray(ctx, 0, null, null);

    const router = &VirtualMachine.get().bundler.router.?;
    const list = router.getNames() catch unreachable;

    for (routes_list_strings[0..@min(list.len, routes_list_strings.len)]) |_, i| {
        routes_list_strings[i] = ZigString.init(list[i]);
    }

    const ref = JSValue.createStringArray(ctx.ptr(), &routes_list_strings, list.len, true).asRef();
    return ref;
}

const Editor = @import("../../open.zig").Editor;
pub fn openInEditor(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    args: []const js.JSValueRef,
    exception: js.ExceptionRef,
) js.JSValueRef {
    var edit = &VirtualMachine.get().rareData().editor_context;

    var arguments = JSC.Node.ArgumentsSlice.from(ctx.bunVM(), args);
    defer arguments.deinit();
    var path: string = "";
    var editor_choice: ?Editor = null;
    var line: ?string = null;
    var column: ?string = null;

    if (arguments.nextEat()) |file_path_| {
        path = file_path_.toSlice(ctx.ptr(), bun.default_allocator).slice();
    }

    if (arguments.nextEat()) |opts| {
        if (!opts.isUndefinedOrNull()) {
            if (opts.getTruthy(ctx.ptr(), "editor")) |editor_val| {
                var sliced = editor_val.toSlice(ctx.ptr(), bun.default_allocator);
                var prev_name = edit.name;

                if (!strings.eqlLong(prev_name, sliced.slice(), true)) {
                    var prev = edit.*;
                    edit.name = sliced.slice();
                    edit.detectEditor(VirtualMachine.get().bundler.env);
                    editor_choice = edit.editor;
                    if (editor_choice == null) {
                        edit.* = prev;
                        JSError(getAllocator(ctx), "Could not find editor \"{s}\"", .{sliced.slice()}, ctx, exception);
                        return js.JSValueMakeUndefined(ctx);
                    } else if (edit.name.ptr == edit.path.ptr) {
                        edit.name = bun.default_allocator.dupe(u8, edit.path) catch unreachable;
                        edit.path = edit.path;
                    }
                }
            }

            if (opts.getTruthy(ctx.ptr(), "line")) |line_| {
                line = line_.toSlice(ctx.ptr(), bun.default_allocator).slice();
            }

            if (opts.getTruthy(ctx.ptr(), "column")) |column_| {
                column = column_.toSlice(ctx.ptr(), bun.default_allocator).slice();
            }
        }
    }

    const editor = editor_choice orelse edit.editor orelse brk: {
        edit.autoDetectEditor(VirtualMachine.get().bundler.env);
        if (edit.editor == null) {
            JSC.JSError(bun.default_allocator, "Failed to auto-detect editor", .{}, ctx, exception);
            return null;
        }

        break :brk edit.editor.?;
    };

    if (path.len == 0) {
        JSError(getAllocator(ctx), "No file path specified", .{}, ctx, exception);
        return js.JSValueMakeUndefined(ctx);
    }

    editor.open(edit.path, path, line, column, bun.default_allocator) catch |err| {
        JSC.JSError(bun.default_allocator, "Opening editor failed {s}", .{@errorName(err)}, ctx, exception);
        return null;
    };

    return JSC.JSValue.jsUndefined().asObjectRef();
}

pub fn readFileAsBytes(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    arguments: []const js.JSValueRef,
    exception: js.ExceptionRef,
) js.JSValueRef {
    var buf: [bun.MAX_PATH_BYTES]u8 = undefined;
    const path = getFilePath(ctx, arguments, &buf, exception) orelse return null;
    buf[path.len] = 0;

    const buf_z: [:0]const u8 = buf[0..path.len :0];
    const result = readFileAsBytesCallback(ctx, buf_z, exception);
    return result;
}

pub fn readFileAsString(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    arguments: []const js.JSValueRef,
    exception: js.ExceptionRef,
) js.JSValueRef {
    var buf: [bun.MAX_PATH_BYTES]u8 = undefined;
    const path = getFilePath(ctx, arguments, &buf, exception) orelse return null;
    buf[path.len] = 0;

    const buf_z: [:0]const u8 = buf[0..path.len :0];
    const result = readFileAsStringCallback(ctx, buf_z, exception);
    return result;
}

pub fn getPublicPath(to: string, origin: URL, comptime Writer: type, writer: Writer) void {
    return getPublicPathWithAssetPrefix(to, VirtualMachine.get().bundler.fs.top_level_dir, origin, VirtualMachine.get().bundler.options.routes.asset_prefix_path, comptime Writer, writer);
}

pub fn getPublicPathWithAssetPrefix(to: string, dir: string, origin: URL, asset_prefix: string, comptime Writer: type, writer: Writer) void {
    const relative_path = if (strings.hasPrefix(to, dir))
        strings.withoutTrailingSlash(to[dir.len..])
    else
        VirtualMachine.get().bundler.fs.relative(dir, to);
    if (origin.isAbsolute()) {
        if (strings.hasPrefix(relative_path, "..") or strings.hasPrefix(relative_path, "./")) {
            writer.writeAll(origin.origin) catch return;
            writer.writeAll("/abs:") catch return;
            if (std.fs.path.isAbsolute(to)) {
                writer.writeAll(to) catch return;
            } else {
                writer.writeAll(VirtualMachine.get().bundler.fs.abs(&[_]string{to})) catch return;
            }
        } else {
            origin.joinWrite(
                Writer,
                writer,
                asset_prefix,
                "",
                relative_path,
                "",
            ) catch return;
        }
    } else {
        writer.writeAll(std.mem.trimLeft(u8, relative_path, "/")) catch unreachable;
    }
}

pub fn sleepSync(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    arguments: []const js.JSValueRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    if (js.JSValueIsNumber(ctx, arguments[0])) {
        const seconds = JSValue.fromRef(arguments[0]).asNumber();
        if (seconds > 0 and std.math.isFinite(seconds)) std.time.sleep(@floatToInt(u64, seconds * 1000) * std.time.ns_per_ms);
    }

    return js.JSValueMakeUndefined(ctx);
}

pub fn createNodeFS(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    _: []const js.JSValueRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    var module = ctx.allocator().create(JSC.Node.NodeJSFS) catch unreachable;
    module.* = .{};

    return module.toJS(ctx).asObjectRef();
}

pub fn generateHeapSnapshot(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    _: []const js.JSValueRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    return ctx.ptr().generateHeapSnapshot().asObjectRef();
}

pub fn runGC(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    arguments: []const js.JSValueRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    return ctx.bunVM().garbageCollect(arguments.len > 0 and JSC.JSValue.c(arguments[0]).toBoolean()).asObjectRef();
}

pub fn shrink(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    _: []const js.JSValueRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    ctx.ptr().vm().shrinkFootprint();
    return JSValue.jsUndefined().asRef();
}

fn doResolve(
    ctx: js.JSContextRef,
    arguments: []const js.JSValueRef,
    exception: js.ExceptionRef,
) ?JSC.JSValue {
    var args = JSC.Node.ArgumentsSlice.from(ctx.bunVM(), arguments);
    defer args.deinit();
    const specifier = args.protectEatNext() orelse {
        JSC.throwInvalidArguments("Expected a specifier and a from path", .{}, ctx, exception);
        return null;
    };

    if (specifier.isUndefinedOrNull()) {
        JSC.throwInvalidArguments("specifier must be a string", .{}, ctx, exception);
        return null;
    }

    const from = args.protectEatNext() orelse {
        JSC.throwInvalidArguments("Expected a from path", .{}, ctx, exception);
        return null;
    };

    if (from.isUndefinedOrNull()) {
        JSC.throwInvalidArguments("from must be a string", .{}, ctx, exception);
        return null;
    }

    return doResolveWithArgs(ctx, specifier.getZigString(ctx.ptr()), from.getZigString(ctx.ptr()), exception, false);
}

fn doResolveWithArgs(
    ctx: js.JSContextRef,
    specifier: ZigString,
    from: ZigString,
    exception: js.ExceptionRef,
    comptime is_file_path: bool,
) ?JSC.JSValue {
    var errorable: ErrorableZigString = undefined;

    if (comptime is_file_path) {
        VirtualMachine.resolveFilePathForAPI(
            &errorable,
            ctx.ptr(),
            specifier,
            from,
        );
    } else {
        VirtualMachine.resolveForAPI(
            &errorable,
            ctx.ptr(),
            specifier,
            from,
        );
    }

    if (!errorable.success) {
        exception.* = bun.cast(JSC.JSValueRef, errorable.result.err.ptr.?);
        return null;
    }

    return errorable.result.value.toValue(ctx.ptr());
}

pub fn resolveSync(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    arguments: []const js.JSValueRef,
    exception: js.ExceptionRef,
) js.JSValueRef {
    const value = doResolve(ctx, arguments, exception) orelse return null;
    return value.asObjectRef();
}

pub fn resolve(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    arguments: []const js.JSValueRef,
    exception: js.ExceptionRef,
) js.JSValueRef {
    const value = doResolve(ctx, arguments, exception) orelse {
        var exception_value = exception.*.?;
        exception.* = null;
        return JSC.JSPromise.rejectedPromiseValue(ctx.ptr(), JSC.JSValue.fromRef(exception_value)).asObjectRef();
    };
    return JSC.JSPromise.resolvedPromiseValue(ctx.ptr(), value).asObjectRef();
}

export fn Bun__resolve(
    global: *JSGlobalObject,
    specifier: JSValue,
    source: JSValue,
) JSC.JSValue {
    var exception_ = [1]JSC.JSValueRef{null};
    var exception = &exception_;
    const value = doResolveWithArgs(global, specifier.getZigString(global), source.getZigString(global), exception, true) orelse {
        return JSC.JSPromise.rejectedPromiseValue(global, JSC.JSValue.fromRef(exception[0]));
    };
    return JSC.JSPromise.resolvedPromiseValue(global, value);
}

export fn Bun__resolveSync(
    global: *JSGlobalObject,
    specifier: JSValue,
    source: JSValue,
) JSC.JSValue {
    var exception_ = [1]JSC.JSValueRef{null};
    var exception = &exception_;
    return doResolveWithArgs(global, specifier.getZigString(global), source.getZigString(global), exception, true) orelse {
        return JSC.JSValue.fromRef(exception[0]);
    };
}

comptime {
    if (!is_bindgen) {
        _ = Bun__resolve;
        _ = Bun__resolveSync;
    }
}

pub fn readAllStdinSync(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    _: []const js.JSValueRef,
    exception: js.ExceptionRef,
) js.JSValueRef {
    var stack = std.heap.stackFallback(2048, getAllocator(ctx));
    var allocator = stack.get();

    var stdin = std.io.getStdIn();
    var result = stdin.readToEndAlloc(allocator, std.math.maxInt(u32)) catch |err| {
        JSError(undefined, "{s} reading stdin", .{@errorName(err)}, ctx, exception);
        return null;
    };
    var out = ZigString.init(result);
    out.detectEncoding();
    return out.toValueGC(ctx.ptr()).asObjectRef();
}

var public_path_temp_str: [bun.MAX_PATH_BYTES]u8 = undefined;

pub fn getPublicPathJS(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    arguments: []const js.JSValueRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    var zig_str: ZigString = ZigString.Empty;
    JSValue.toZigString(JSValue.fromRef(arguments[0]), &zig_str, ctx.ptr());

    const to = zig_str.slice();

    var stream = std.io.fixedBufferStream(&public_path_temp_str);
    var writer = stream.writer();
    getPublicPath(to, VirtualMachine.get().origin, @TypeOf(&writer), &writer);

    return ZigString.init(stream.buffer[0..stream.pos]).toValueGC(ctx.ptr()).asObjectRef();
}

pub const Class = NewClass(
    void,
    .{
        .name = "Bun",
        .read_only = true,
    },
    .{
        .match = .{
            .rfn = &Router.deprecatedBunGlobalMatch,
        },
        .sleepSync = .{
            .rfn = &sleepSync,
        },
        .fetch = .{
            .rfn = &Fetch.call,
        },
        .getImportedStyles = .{
            .rfn = &Bun.getImportedStyles,
        },
        .inspect = .{
            .rfn = &Bun.inspect,
        },
        .getRouteFiles = .{
            .rfn = &Bun.getRouteFiles,
        },
        ._Os = .{
            .rfn = &Bun.newOs,
        },
        ._Path = .{
            .rfn = &Bun.newPath,
        },
        .getRouteNames = .{
            .rfn = &Bun.getRouteNames,
        },
        .readFile = .{
            .rfn = &Bun.readFileAsString,
        },
        .resolveSync = .{
            .rfn = &Bun.resolveSync,
        },
        .resolve = .{
            .rfn = &Bun.resolve,
        },
        .readFileBytes = .{
            .rfn = &Bun.readFileAsBytes,
        },
        .getPublicPath = .{
            .rfn = &Bun.getPublicPathJS,
        },
        .registerMacro = .{
            .rfn = &Bun.registerMacro,
            .enumerable = false,
        },
        .fs = .{
            .rfn = &Bun.createNodeFS,
            .enumerable = false,
        },
        .jest = .{
            .rfn = &@import("../test/jest.zig").Jest.call,
            .enumerable = false,
        },
        .indexOfLine = .{
            .rfn = &Bun.indexOfLine,
        },
        .gc = .{
            .rfn = &Bun.runGC,
        },
        .allocUnsafe = .{
            .rfn = &Bun.allocUnsafe,
        },
        .mmap = .{
            .rfn = &Bun.mmapFile,
        },
        .generateHeapSnapshot = .{
            .rfn = &Bun.generateHeapSnapshot,
        },
        .shrink = .{
            .rfn = &Bun.shrink,
        },
        .openInEditor = .{
            .rfn = &Bun.openInEditor,
        },
        .readAllStdinSync = .{
            .rfn = &Bun.readAllStdinSync,
        },
        .serve = .{
            .rfn = &Bun.serve,
        },
        .file = .{
            .rfn = &JSC.WebCore.Blob.constructFile,
        },
        .write = .{
            .rfn = &JSC.WebCore.Blob.writeFile,
        },
        .sha = .{
            .rfn = &JSC.wrapWithHasContainer(Crypto.SHA512_256, "hash_", false, false, true),
        },
        .nanoseconds = .{
            .rfn = &nanoseconds,
        },
        .DO_NOT_USE_OR_YOU_WILL_BE_FIRED_mimalloc_dump = .{
            .rfn = &dump_mimalloc,
        },
        .gzipSync = .{
            .rfn = &JSC.wrapWithHasContainer(JSZlib, "gzipSync", false, false, true),
        },
        .deflateSync = .{
            .rfn = &JSC.wrapWithHasContainer(JSZlib, "deflateSync", false, false, true),
        },
        .gunzipSync = .{
            .rfn = &JSC.wrapWithHasContainer(JSZlib, "gunzipSync", false, false, true),
        },
        .inflateSync = .{
            .rfn = &JSC.wrapWithHasContainer(JSZlib, "inflateSync", false, false, true),
        },

        .which = .{
            .rfn = &which,
        },
        .spawn = .{
            .rfn = &JSC.wrapWithHasContainer(JSC.Subprocess, "spawn", false, false, false),
        },
        .spawnSync = .{
            .rfn = &JSC.wrapWithHasContainer(JSC.Subprocess, "spawnSync", false, false, false),
        },

        .listen = .{
            .rfn = &JSC.wrapWithHasContainer(JSC.API.Listener, "listen", false, false, false),
        },

        .connect = .{
            .rfn = &JSC.wrapWithHasContainer(JSC.API.Listener, "connect", false, false, false),
        },
    },
    .{
        .main = .{
            .get = getMain,
        },
        .cwd = .{
            .get = getCWD,
        },
        .origin = .{
            .get = getOrigin,
        },
        .stdin = .{
            .get = getStdin,
        },
        .stdout = .{
            .get = getStdout,
        },
        .stderr = .{
            .get = getStderr,
        },
        .routesDir = .{
            .get = getRoutesDir,
        },
        .assetPrefix = .{
            .get = getAssetPrefix,
        },
        .argv = .{
            .get = getArgv,
        },
        .enableANSIColors = .{
            .get = enableANSIColors,
        },
        .Transpiler = .{
            .get = getTranspilerConstructor,
        },
        .hash = .{
            .get = getHashObject,
        },
        .TOML = .{
            .get = getTOMLObject,
        },
        .unsafe = .{
            .get = getUnsafe,
        },
        .SHA1 = .{
            .get = Crypto.SHA1.getter,
        },
        .MD5 = .{
            .get = Crypto.MD5.getter,
        },
        .MD4 = .{
            .get = Crypto.MD4.getter,
        },
        .SHA224 = .{
            .get = Crypto.SHA224.getter,
        },
        .SHA512 = .{
            .get = Crypto.SHA512.getter,
        },
        .SHA384 = .{
            .get = Crypto.SHA384.getter,
        },
        .SHA256 = .{
            .get = Crypto.SHA256.getter,
        },
        .SHA512_256 = .{
            .get = Crypto.SHA512_256.getter,
        },
        .CryptoHasher = .{
            .get = Crypto.CryptoHasher.getter,
        },
        .FFI = .{
            .get = FFI.getter,
        },
        .FileSystemRouter = .{
            .get = getFileSystemRouter,
        },
    },
);

fn dump_mimalloc(
    _: void,
    globalThis: JSC.C.JSContextRef,
    _: JSC.C.JSObjectRef,
    _: JSC.C.JSObjectRef,
    _: []const JSC.C.JSValueRef,
    _: JSC.C.ExceptionRef,
) JSC.C.JSValueRef {
    globalThis.bunVM().arena.dumpStats();
    return JSC.JSValue.jsUndefined().asObjectRef();
}

pub fn indexOfLine(
    _: void,
    globalThis: JSC.C.JSContextRef,
    _: JSC.C.JSObjectRef,
    _: JSC.C.JSObjectRef,
    args: []const JSC.C.JSValueRef,
    _: JSC.C.ExceptionRef,
) JSC.C.JSValueRef {
    const arguments = bun.cast([]const JSC.JSValue, args);
    if (arguments.len == 0) {
        return JSC.JSValue.jsNumberFromInt32(-1).asObjectRef();
    }

    var buffer = arguments[0].asArrayBuffer(globalThis) orelse {
        return JSC.JSValue.jsNumberFromInt32(-1).asObjectRef();
    };

    var offset: usize = 0;
    if (arguments.len > 1) {
        offset = @intCast(
            usize,
            @max(
                arguments[1].to(u32),
                0,
            ),
        );
    }

    const bytes = buffer.byteSlice();
    var current_offset = offset;
    const end = @truncate(u32, bytes.len);

    while (current_offset < end) {
        if (strings.indexOfNewlineOrNonASCII(bytes, @truncate(u32, current_offset))) |i| {
            const byte = bytes[i];
            if (byte > 0x7F) {
                current_offset += @max(strings.wtf8ByteSequenceLength(byte), 1);
                continue;
            }

            if (byte == '\r') {
                if (i + 1 < bytes.len and bytes[i + 1] == '\n') {
                    return JSC.JSValue.jsNumber(i + 1).asObjectRef();
                }
            } else if (byte == '\n') {
                return JSC.JSValue.jsNumber(i).asObjectRef();
            }

            current_offset = i + 1;
        } else {
            break;
        }
    }

    return JSC.JSValue.jsNumberFromInt32(-1).asObjectRef();
}

pub const Crypto = struct {
    const Hashers = @import("../../sha.zig");

    const BoringSSL = bun.BoringSSL;
    const EVP = struct {
        ctx: BoringSSL.EVP_MD_CTX = undefined,
        md: *const BoringSSL.EVP_MD = undefined,
        algorithm: Algorithm,

        // we do this to avoid asking BoringSSL what the digest name is
        // because that API is confusing
        pub const Algorithm = enum {
            // @"DSA-SHA",
            // @"DSA-SHA1",
            // @"MD5-SHA1",
            // @"RSA-MD5",
            // @"RSA-RIPEMD160",
            // @"RSA-SHA1",
            // @"RSA-SHA1-2",
            // @"RSA-SHA224",
            // @"RSA-SHA256",
            // @"RSA-SHA384",
            // @"RSA-SHA512",
            // @"ecdsa-with-SHA1",
            blake2b256,
            md4,
            md5,
            ripemd160,
            sha1,
            sha224,
            sha256,
            sha384,
            sha512,
            @"sha512-256",

            pub const names: std.EnumArray(Algorithm, ZigString) = brk: {
                var all = std.EnumArray(Algorithm, ZigString).initUndefined();
                var iter = all.iterator();
                while (iter.next()) |entry| {
                    entry.value.* = ZigString.init(std.mem.span(@tagName(entry.key)));
                }
                break :brk all;
            };

            pub const map = bun.ComptimeStringMap(Algorithm, .{
                .{ "blake2b256", .blake2b256 },
                .{ "ripemd160", .ripemd160 },
                .{ "rmd160", .ripemd160 },
                .{ "md4", .md4 },
                .{ "md5", .md5 },
                .{ "sha1", .sha1 },
                .{ "sha128", .sha1 },
                .{ "sha224", .sha224 },
                .{ "sha256", .sha256 },
                .{ "sha384", .sha384 },
                .{ "sha512", .sha512 },
                .{ "sha-1", .sha1 },
                .{ "sha-224", .sha224 },
                .{ "sha-256", .sha256 },
                .{ "sha-384", .sha384 },
                .{ "sha-512", .sha512 },
                .{ "sha-512/256", .@"sha512-256" },
                .{ "sha-512_256", .@"sha512-256" },
                .{ "sha-512256", .@"sha512-256" },
                .{ "sha512-256", .@"sha512-256" },
                .{ "sha384", .sha384 },
                // .{ "md5-sha1", .@"MD5-SHA1" },
                // .{ "dsa-sha", .@"DSA-SHA" },
                // .{ "dsa-sha1", .@"DSA-SHA1" },
                // .{ "ecdsa-with-sha1", .@"ecdsa-with-SHA1" },
                // .{ "rsa-md5", .@"RSA-MD5" },
                // .{ "rsa-sha1", .@"RSA-SHA1" },
                // .{ "rsa-sha1-2", .@"RSA-SHA1-2" },
                // .{ "rsa-sha224", .@"RSA-SHA224" },
                // .{ "rsa-sha256", .@"RSA-SHA256" },
                // .{ "rsa-sha384", .@"RSA-SHA384" },
                // .{ "rsa-sha512", .@"RSA-SHA512" },
                // .{ "rsa-ripemd160", .@"RSA-RIPEMD160" },
            });
        };

        pub const Digest = [BoringSSL.EVP_MAX_MD_SIZE]u8;

        pub fn init(algorithm: Algorithm, md: *const BoringSSL.EVP_MD, engine: *BoringSSL.ENGINE) EVP {
            var ctx: BoringSSL.EVP_MD_CTX = undefined;
            BoringSSL.EVP_MD_CTX_init(&ctx);
            _ = BoringSSL.EVP_DigestInit_ex(&ctx, md, engine);

            return .{
                .ctx = ctx,
                .md = md,
                .algorithm = algorithm,
            };
        }

        pub fn hash(this: *EVP, engine: *BoringSSL.ENGINE, input: []const u8, output: []u8) ?u32 {
            var outsize: c_uint = @min(@truncate(u16, output.len), this.size());
            if (BoringSSL.EVP_Digest(input.ptr, input.len, output.ptr, &outsize, this.md, engine) != 1) {
                return null;
            }

            return outsize;
        }

        pub fn final(this: *EVP, output: []u8) []const u8 {
            var outsize: u32 = @min(@truncate(u16, output.len), this.size());
            if (BoringSSL.EVP_DigestFinal_ex(
                &this.ctx,
                output.ptr,
                &outsize,
            ) != 1) {
                return "";
            }

            return output[0..outsize];
        }

        pub fn update(this: *EVP, input: []const u8) void {
            _ = BoringSSL.EVP_DigestUpdate(&this.ctx, input.ptr, input.len);
        }

        pub fn size(this: *EVP) u16 {
            return @truncate(u16, BoringSSL.EVP_MD_CTX_size(&this.ctx));
        }

        pub fn byNameAndEngine(engine: *BoringSSL.ENGINE, name: []const u8) ?EVP {

            // none of the names are longer than 255
            var buf: [256]u8 = undefined;
            const len = @min(name.len, buf.len - 1);
            _ = strings.copyLowercase(name, &buf);

            if (Algorithm.map.get(buf[0..len])) |algorithm| {
                if (algorithm == .blake2b256) {
                    return EVP.init(algorithm, BoringSSL.EVP_blake2b256(), engine);
                }

                if (BoringSSL.EVP_get_digestbyname(@tagName(algorithm))) |md| {
                    return EVP.init(algorithm, md, engine);
                }
            }

            return null;
        }

        pub fn byName(name: ZigString, global: *JSC.JSGlobalObject) ?EVP {
            var name_str = name.toSlice(global.allocator());
            defer name_str.deinit();
            return byNameAndEngine(global.bunVM().rareData().boringEngine(), name_str.slice());
        }
    };

    fn createCryptoError(globalThis: *JSC.JSGlobalObject, err_code: u32) JSValue {
        var outbuf: [128 + 1 + "BoringSSL error: ".len]u8 = undefined;
        @memset(&outbuf, 0, outbuf.len);
        outbuf[0.."BoringSSL error: ".len].* = "BoringSSL error: ".*;
        var message_buf = outbuf["BoringSSL error: ".len..];

        _ = BoringSSL.ERR_error_string_n(err_code, message_buf, message_buf.len);

        const error_message: []const u8 = bun.span(std.meta.assumeSentinel(&outbuf, 0));
        if (error_message.len == "BoringSSL error: ".len) {
            return ZigString.static("Unknown BoringSSL error").toErrorInstance(globalThis);
        }

        return ZigString.fromUTF8(error_message).toErrorInstance(globalThis);
    }
    pub const CryptoHasher = struct {
        evp: EVP = undefined,

        const Digest = EVP.Digest;

        pub usingnamespace JSC.Codegen.JSCryptoHasher;

        pub const digest = JSC.wrapInstanceMethod(CryptoHasher, "digest_", false);
        pub const hash = JSC.wrapStaticMethod(CryptoHasher, "hash_", false);

        pub fn getByteLength(
            this: *CryptoHasher,
            _: *JSC.JSGlobalObject,
        ) callconv(.C) JSC.JSValue {
            return JSC.JSValue.jsNumber(@truncate(u16, this.evp.size()));
        }

        pub fn getAlgorithm(
            this: *CryptoHasher,
            globalObject: *JSC.JSGlobalObject,
        ) callconv(.C) JSC.JSValue {
            return ZigString.fromUTF8(std.mem.span(@tagName(this.evp.algorithm))).toValueGC(globalObject);
        }

        pub fn getAlgorithms(
            globalThis_: *JSC.JSGlobalObject,
            _: JSValue,
            _: JSValue,
        ) callconv(.C) JSC.JSValue {
            var values = EVP.Algorithm.names.values;
            return JSC.JSValue.createStringArray(globalThis_, &values, values.len, true);
        }

        fn hashToEncoding(
            globalThis: *JSGlobalObject,
            evp: *EVP,
            input: JSC.Node.StringOrBuffer,
            encoding: JSC.Node.Encoding,
        ) JSC.JSValue {
            var output_digest_buf: Digest = undefined;

            const len = evp.hash(globalThis.bunVM().rareData().boringEngine(), input.slice(), &output_digest_buf) orelse {
                const err = BoringSSL.ERR_get_error();
                const instance = createCryptoError(globalThis, err);
                BoringSSL.ERR_clear_error();
                globalThis.throwValue(instance);
                return .zero;
            };
            return encoding.encodeWithMaxSize(globalThis, len, BoringSSL.EVP_MAX_MD_SIZE, &output_digest_buf);
        }

        fn hashToBytes(
            globalThis: *JSGlobalObject,
            evp: *EVP,
            input: JSC.Node.StringOrBuffer,
            output: ?JSC.ArrayBuffer,
        ) JSC.JSValue {
            var output_digest_buf: Digest = undefined;
            var output_digest_slice: []u8 = &output_digest_buf;
            if (output) |output_buf| {
                const size = evp.size();
                var bytes = output_buf.byteSlice();
                if (bytes.len < size) {
                    globalThis.throwInvalidArguments("TypedArray must be at least {d} bytes", .{size});
                    return JSC.JSValue.zero;
                }
                output_digest_slice = bytes[0..size];
            }

            const len = evp.hash(globalThis.bunVM().rareData().boringEngine(), input.slice(), output_digest_slice) orelse {
                const err = BoringSSL.ERR_get_error();
                const instance = createCryptoError(globalThis, err);
                BoringSSL.ERR_clear_error();
                globalThis.throwValue(instance);
                return .zero;
            };

            if (output) |output_buf| {
                return output_buf.value;
            } else {
                var array_buffer_out = JSC.ArrayBuffer.fromBytes(bun.default_allocator.dupe(u8, output_digest_slice[0..len]) catch unreachable, .Uint8Array);
                return array_buffer_out.toJSUnchecked(globalThis, null);
            }
        }

        pub fn hash_(
            globalThis: *JSGlobalObject,
            algorithm: ZigString,
            input: JSC.Node.StringOrBuffer,
            output: ?JSC.Node.StringOrBuffer,
        ) JSC.JSValue {
            var evp = EVP.byName(algorithm, globalThis) orelse {
                globalThis.throwInvalidArguments("Unsupported algorithm \"{any}\"", .{algorithm});
                return .zero;
            };

            if (output) |string_or_buffer| {
                switch (string_or_buffer) {
                    .string => |str| {
                        const encoding = JSC.Node.Encoding.from(str) orelse {
                            globalThis.throwInvalidArguments("Unknown encoding: {s}", .{str});
                            return JSC.JSValue.zero;
                        };

                        return hashToEncoding(globalThis, &evp, input, encoding);
                    },
                    .buffer => |buffer| {
                        return hashToBytes(globalThis, &evp, input, buffer.buffer);
                    },
                }
            } else {
                return hashToBytes(globalThis, &evp, input, null);
            }
        }

        pub fn constructor(globalThis: *JSC.JSGlobalObject, callframe: *JSC.CallFrame) callconv(.C) ?*CryptoHasher {
            var arguments = callframe.arguments(2);
            if (arguments.len == 0) {
                globalThis.throwInvalidArguments("Expected an algorithm name as an argument", .{});
                return null;
            }

            const algorithm_name = arguments.ptr[0];
            if (algorithm_name.isEmptyOrUndefinedOrNull() or !algorithm_name.isString()) {
                globalThis.throwInvalidArguments("algorithm must be a string", .{});
                return null;
            }

            const algorithm = algorithm_name.getZigString(globalThis);

            if (algorithm.len == 0) {
                globalThis.throwInvalidArguments("Invalid algorithm name", .{});
                return null;
            }

            const evp = EVP.byName(algorithm, globalThis) orelse {
                globalThis.throwInvalidArguments("Unsupported algorithm {any}", .{algorithm});
                return null;
            };
            var this = bun.default_allocator.create(CryptoHasher) catch return null;
            this.evp = evp;
            return this;
        }

        pub fn getter(
            _: void,
            ctx: js.JSContextRef,
            _: js.JSValueRef,
            _: js.JSStringRef,
            _: js.ExceptionRef,
        ) js.JSValueRef {
            return CryptoHasher.getConstructor(ctx).asObjectRef();
        }

        pub fn update(this: *CryptoHasher, globalThis: *JSC.JSGlobalObject, callframe: *JSC.CallFrame) callconv(.C) JSC.JSValue {
            const thisValue = callframe.this();
            const arguments = callframe.arguments(2);
            const input = arguments.ptr[0];
            const encoding = arguments.ptr[1];
            const buffer = JSC.Node.SliceOrBuffer.fromJSWithEncoding(globalThis.ptr(), globalThis.bunVM().allocator, input, encoding) orelse {
                globalThis.throwInvalidArguments("expected string or buffer", .{});
                return JSC.JSValue.zero;
            };

            defer buffer.deinit();

            this.evp.update(buffer.slice());
            const err = BoringSSL.ERR_get_error();
            if (err != 0) {
                const instance = createCryptoError(globalThis, err);
                BoringSSL.ERR_clear_error();
                globalThis.throwValue(instance);
                return .zero;
            }

            return thisValue;
        }

        pub fn digest_(
            this: *@This(),
            globalThis: *JSGlobalObject,
            output: ?JSC.Node.StringOrBuffer,
        ) JSC.JSValue {
            if (output) |string_or_buffer| {
                switch (string_or_buffer) {
                    .string => |str| {
                        const encoding = JSC.Node.Encoding.from(str) orelse {
                            globalThis.throwInvalidArguments("Unknown encoding: {s}", .{str});
                            return JSC.JSValue.zero;
                        };

                        return this.digestToEncoding(globalThis, encoding);
                    },
                    .buffer => |buffer| {
                        return this.digestToBytes(
                            globalThis,
                            buffer.buffer,
                        );
                    },
                }
            } else {
                return this.digestToBytes(globalThis, null);
            }
        }

        fn digestToBytes(this: *CryptoHasher, globalThis: *JSGlobalObject, output: ?JSC.ArrayBuffer) JSC.JSValue {
            var output_digest_buf: EVP.Digest = undefined;
            var output_digest_slice: []u8 = &output_digest_buf;
            if (output) |output_buf| {
                var bytes = output_buf.byteSlice();
                if (bytes.len < output_digest_buf.len) {
                    globalThis.throwInvalidArguments(comptime std.fmt.comptimePrint("TypedArray must be at least {d} bytes", .{output_digest_buf.len}), .{});
                    return JSC.JSValue.zero;
                }
                output_digest_slice = bytes[0..bytes.len];
            } else {
                output_digest_buf = std.mem.zeroes(EVP.Digest);
            }

            const result = this.evp.final(output_digest_slice);

            if (output) |output_buf| {
                return output_buf.value;
            } else {
                var array_buffer_out = JSC.ArrayBuffer.fromBytes(bun.default_allocator.dupe(u8, result) catch unreachable, .Uint8Array);
                return array_buffer_out.toJSUnchecked(globalThis, null);
            }
        }

        fn digestToEncoding(this: *CryptoHasher, globalThis: *JSGlobalObject, encoding: JSC.Node.Encoding) JSC.JSValue {
            var output_digest_buf: EVP.Digest = std.mem.zeroes(EVP.Digest);

            var output_digest_slice: []u8 = &output_digest_buf;

            const out = this.evp.final(output_digest_slice);

            return encoding.encodeWithMaxSize(globalThis, out.len, BoringSSL.EVP_MAX_MD_SIZE, out);
        }

        pub fn finalize(this: *CryptoHasher) callconv(.C) void {
            VirtualMachine.get().allocator.destroy(this);
        }
    };

    fn StaticCryptoHasher(comptime Hasher: type, comptime name: [:0]const u8) type {
        return struct {
            hashing: Hasher = Hasher{},

            const ThisHasher = @This();

            pub usingnamespace @field(JSC.Codegen, "JS" ++ name);

            pub const digest = JSC.wrapInstanceMethod(ThisHasher, "digest_", false);
            pub const hash = JSC.wrapStaticMethod(ThisHasher, "hash_", false);

            pub fn getByteLength(
                _: *@This(),
                _: *JSC.JSGlobalObject,
            ) callconv(.C) JSC.JSValue {
                return JSC.JSValue.jsNumber(@as(u16, Hasher.digest));
            }

            pub fn getByteLengthStatic(
                _: *JSC.JSGlobalObject,
                _: JSValue,
                _: JSValue,
            ) callconv(.C) JSC.JSValue {
                return JSC.JSValue.jsNumber(@as(u16, Hasher.digest));
            }

            fn hashToEncoding(
                globalThis: *JSGlobalObject,
                input: JSC.Node.StringOrBuffer,
                encoding: JSC.Node.Encoding,
            ) JSC.JSValue {
                var output_digest_buf: Hasher.Digest = undefined;

                if (comptime @typeInfo(@TypeOf(Hasher.hash)).Fn.params.len == 3) {
                    Hasher.hash(input.slice(), &output_digest_buf, JSC.VirtualMachine.get().rareData().boringEngine());
                } else {
                    Hasher.hash(input.slice(), &output_digest_buf);
                }

                return encoding.encodeWithSize(globalThis, Hasher.digest, &output_digest_buf);
            }

            fn hashToBytes(
                globalThis: *JSGlobalObject,
                input: JSC.Node.StringOrBuffer,
                output: ?JSC.ArrayBuffer,
            ) JSC.JSValue {
                var output_digest_buf: Hasher.Digest = undefined;
                var output_digest_slice: *Hasher.Digest = &output_digest_buf;
                if (output) |output_buf| {
                    var bytes = output_buf.byteSlice();
                    if (bytes.len < Hasher.digest) {
                        globalThis.throwInvalidArguments(comptime std.fmt.comptimePrint("TypedArray must be at least {d} bytes", .{Hasher.digest}), .{});
                        return JSC.JSValue.zero;
                    }
                    output_digest_slice = bytes[0..Hasher.digest];
                }

                if (comptime @typeInfo(@TypeOf(Hasher.hash)).Fn.params.len == 3) {
                    Hasher.hash(input.slice(), output_digest_slice, JSC.VirtualMachine.get().rareData().boringEngine());
                } else {
                    Hasher.hash(input.slice(), output_digest_slice);
                }

                if (output) |output_buf| {
                    return output_buf.value;
                } else {
                    var array_buffer_out = JSC.ArrayBuffer.fromBytes(bun.default_allocator.dupe(u8, output_digest_slice) catch unreachable, .Uint8Array);
                    return array_buffer_out.toJSUnchecked(globalThis, null);
                }
            }

            pub fn hash_(
                globalThis: *JSGlobalObject,
                input: JSC.Node.StringOrBuffer,
                output: ?JSC.Node.StringOrBuffer,
            ) JSC.JSValue {
                if (output) |string_or_buffer| {
                    switch (string_or_buffer) {
                        .string => |str| {
                            const encoding = JSC.Node.Encoding.from(str) orelse {
                                globalThis.throwInvalidArguments("Unknown encoding: {s}", .{str});
                                return JSC.JSValue.zero;
                            };

                            return hashToEncoding(globalThis, input, encoding);
                        },
                        .buffer => |buffer| {
                            return hashToBytes(globalThis, input, buffer.buffer);
                        },
                    }
                } else {
                    return hashToBytes(globalThis, input, null);
                }
            }

            pub fn constructor(_: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) ?*@This() {
                var this = bun.default_allocator.create(@This()) catch return null;

                this.* = .{ .hashing = Hasher.init() };
                return this;
            }

            pub fn getter(
                _: void,
                ctx: js.JSContextRef,
                _: js.JSValueRef,
                _: js.JSStringRef,
                _: js.ExceptionRef,
            ) js.JSValueRef {
                return ThisHasher.getConstructor(ctx).asObjectRef();
            }

            pub fn update(this: *@This(), globalThis: *JSC.JSGlobalObject, callframe: *JSC.CallFrame) callconv(.C) JSC.JSValue {
                const thisValue = callframe.this();
                const input = callframe.argument(0);
                const buffer = JSC.Node.SliceOrBuffer.fromJS(globalThis.ptr(), globalThis.bunVM().allocator, input) orelse {
                    globalThis.throwInvalidArguments("expected string or buffer", .{});
                    return JSC.JSValue.zero;
                };
                defer buffer.deinit();
                this.hashing.update(buffer.slice());
                return thisValue;
            }

            pub fn digest_(
                this: *@This(),
                globalThis: *JSGlobalObject,
                output: ?JSC.Node.SliceOrBuffer,
            ) JSC.JSValue {
                if (output) |string_or_buffer| {
                    switch (string_or_buffer) {
                        .string => |str| {
                            const encoding = JSC.Node.Encoding.from(str.slice()) orelse {
                                globalThis.throwInvalidArguments("Unknown encoding: \"{s}\"", .{str.slice()});
                                return JSC.JSValue.zero;
                            };

                            return this.digestToEncoding(globalThis, encoding);
                        },
                        .buffer => |buffer| {
                            return this.digestToBytes(
                                globalThis,
                                buffer.buffer,
                            );
                        },
                    }
                } else {
                    return this.digestToBytes(globalThis, null);
                }
            }

            fn digestToBytes(this: *@This(), globalThis: *JSGlobalObject, output: ?JSC.ArrayBuffer) JSC.JSValue {
                var output_digest_buf: Hasher.Digest = undefined;
                var output_digest_slice: *Hasher.Digest = &output_digest_buf;
                if (output) |output_buf| {
                    var bytes = output_buf.byteSlice();
                    if (bytes.len < Hasher.digest) {
                        globalThis.throwInvalidArguments(comptime std.fmt.comptimePrint("TypedArray must be at least {d} bytes", .{Hasher.digest}), .{});
                        return JSC.JSValue.zero;
                    }
                    output_digest_slice = bytes[0..Hasher.digest];
                } else {
                    output_digest_buf = comptime brk: {
                        var bytes: Hasher.Digest = undefined;
                        var i: usize = 0;
                        while (i < Hasher.digest) {
                            bytes[i] = 0;
                            i += 1;
                        }
                        break :brk bytes;
                    };
                }

                this.hashing.final(output_digest_slice);

                if (output) |output_buf| {
                    return output_buf.value;
                } else {
                    var array_buffer_out = JSC.ArrayBuffer.fromBytes(bun.default_allocator.dupe(u8, &output_digest_buf) catch unreachable, .Uint8Array);
                    return array_buffer_out.toJSUnchecked(globalThis, null);
                }
            }

            fn digestToEncoding(this: *@This(), globalThis: *JSGlobalObject, encoding: JSC.Node.Encoding) JSC.JSValue {
                var output_digest_buf: Hasher.Digest = comptime brk: {
                    var bytes: Hasher.Digest = undefined;
                    var i: usize = 0;
                    while (i < Hasher.digest) {
                        bytes[i] = 0;
                        i += 1;
                    }
                    break :brk bytes;
                };

                var output_digest_slice: *Hasher.Digest = &output_digest_buf;

                this.hashing.final(output_digest_slice);

                return encoding.encodeWithSize(globalThis, Hasher.digest, output_digest_slice);
            }

            pub fn finalize(this: *@This()) callconv(.C) void {
                VirtualMachine.get().allocator.destroy(this);
            }
        };
    }

    pub const SHA1 = StaticCryptoHasher(Hashers.SHA1, "SHA1");
    pub const MD5 = StaticCryptoHasher(Hashers.MD5, "MD5");
    pub const MD4 = StaticCryptoHasher(Hashers.MD4, "MD4");
    pub const SHA224 = StaticCryptoHasher(Hashers.SHA224, "SHA224");
    pub const SHA512 = StaticCryptoHasher(Hashers.SHA512, "SHA512");
    pub const SHA384 = StaticCryptoHasher(Hashers.SHA384, "SHA384");
    pub const SHA256 = StaticCryptoHasher(Hashers.SHA256, "SHA256");
    pub const SHA512_256 = StaticCryptoHasher(Hashers.SHA512_256, "SHA512_256");
};

pub fn nanoseconds(
    _: void,
    _: JSC.C.JSContextRef,
    _: JSC.C.JSObjectRef,
    _: JSC.C.JSObjectRef,
    _: []const JSC.C.JSValueRef,
    _: JSC.C.ExceptionRef,
) JSC.C.JSValueRef {
    const ns = JSC.VirtualMachine.get().origin_timer.read();
    return JSC.JSValue.jsNumberFromUint64(ns).asObjectRef();
}

pub fn serve(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    arguments: []const js.JSValueRef,
    exception: js.ExceptionRef,
) js.JSValueRef {
    var args = JSC.Node.ArgumentsSlice.from(ctx.bunVM(), arguments);
    const config = JSC.API.ServerConfig.fromJS(ctx.ptr(), &args, exception);
    if (exception.* != null) {
        return null;
    }

    // Listen happens on the next tick!
    // This is so we can return a Server object
    if (config.ssl_config != null) {
        if (config.development) {
            var server = JSC.API.DebugSSLServer.init(config, ctx.ptr());
            server.listen();
            if (!server.thisObject.isEmpty()) {
                exception.* = server.thisObject.asObjectRef();
                server.thisObject = JSC.JSValue.zero;
                server.deinit();
                return null;
            }
            var obj = JSC.API.DebugSSLServer.Class.make(ctx, server);
            JSC.C.JSValueProtect(ctx, obj);
            server.thisObject = JSValue.c(obj);
            return obj;
        } else {
            var server = JSC.API.SSLServer.init(config, ctx.ptr());
            server.listen();
            if (!server.thisObject.isEmpty()) {
                exception.* = server.thisObject.asObjectRef();
                server.thisObject = JSC.JSValue.zero;
                server.deinit();
                return null;
            }
            var obj = JSC.API.SSLServer.Class.make(ctx, server);
            JSC.C.JSValueProtect(ctx, obj);
            server.thisObject = JSValue.c(obj);
            return obj;
        }
    } else {
        if (config.development) {
            var server = JSC.API.DebugServer.init(config, ctx.ptr());
            server.listen();
            if (!server.thisObject.isEmpty()) {
                exception.* = server.thisObject.asObjectRef();
                server.thisObject = JSC.JSValue.zero;
                server.deinit();
                return null;
            }
            var obj = JSC.API.DebugServer.Class.make(ctx, server);
            JSC.C.JSValueProtect(ctx, obj);
            server.thisObject = JSValue.c(obj);
            return obj;
        } else {
            var server = JSC.API.Server.init(config, ctx.ptr());
            server.listen();
            if (!server.thisObject.isEmpty()) {
                exception.* = server.thisObject.asObjectRef();
                server.thisObject = JSC.JSValue.zero;
                server.deinit();
                return null;
            }
            var obj = JSC.API.Server.Class.make(ctx, server);
            JSC.C.JSValueProtect(ctx, obj);
            server.thisObject = JSValue.c(obj);
            return obj;
        }
    }

    unreachable;
}

pub export fn Bun__escapeHTML16(globalObject: *JSC.JSGlobalObject, input_value: JSValue, ptr: [*]const u16, len: usize) JSValue {
    std.debug.assert(len > 0);
    const input_slice = ptr[0..len];
    const escaped = strings.escapeHTMLForUTF16Input(globalObject.bunVM().allocator, input_slice) catch {
        globalObject.vm().throwError(globalObject, ZigString.init("Out of memory").toValue(globalObject));
        return JSC.JSValue.jsUndefined();
    };

    switch (escaped) {
        .static => |val| {
            return ZigString.init(val).toValue(globalObject);
        },
        .original => return input_value,
        .allocated => |escaped_html| {
            if (comptime Environment.allow_assert) {
                // assert that re-encoding the string produces the same result
                std.debug.assert(
                    std.mem.eql(
                        u16,
                        (strings.toUTF16Alloc(bun.default_allocator, strings.toUTF8Alloc(bun.default_allocator, escaped_html) catch unreachable, false) catch unreachable).?,
                        escaped_html,
                    ),
                );

                // assert we do not allocate a new string unnecessarily
                std.debug.assert(
                    !std.mem.eql(
                        u16,
                        input_slice,
                        escaped_html,
                    ),
                );

                // the output should always be longer than the input
                std.debug.assert(escaped_html.len > input_slice.len);
            }

            return ZigString.from16(escaped_html.ptr, escaped_html.len).toExternalValue(globalObject);
        },
    }
}

pub export fn Bun__escapeHTML8(globalObject: *JSC.JSGlobalObject, input_value: JSValue, ptr: [*]const u8, len: usize) JSValue {
    std.debug.assert(len > 0);

    const input_slice = ptr[0..len];
    var stack_allocator = std.heap.stackFallback(256, globalObject.bunVM().allocator);
    const allocator = if (input_slice.len <= 32) stack_allocator.get() else stack_allocator.fallback_allocator;

    const escaped = strings.escapeHTMLForLatin1Input(allocator, input_slice) catch {
        globalObject.vm().throwError(globalObject, ZigString.init("Out of memory").toValue(globalObject));
        return JSC.JSValue.jsUndefined();
    };

    switch (escaped) {
        .static => |val| {
            return ZigString.init(val).toValue(globalObject);
        },
        .original => return input_value,
        .allocated => |escaped_html| {
            if (comptime Environment.allow_assert) {
                // the output should always be longer than the input
                std.debug.assert(escaped_html.len > input_slice.len);

                // assert we do not allocate a new string unnecessarily
                std.debug.assert(
                    !std.mem.eql(
                        u8,
                        input_slice,
                        escaped_html,
                    ),
                );
            }

            if (input_slice.len <= 32) {
                const zig_str = ZigString.init(escaped_html);
                const out = zig_str.toAtomicValue(globalObject);
                return out;
            }

            return ZigString.init(escaped_html).toExternalValue(globalObject);
        },
    }
}

comptime {
    if (!JSC.is_bindgen) {
        _ = Bun__escapeHTML8;
        _ = Bun__escapeHTML16;
    }
}

pub fn allocUnsafe(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    arguments: []const js.JSValueRef,
    exception: js.ExceptionRef,
) js.JSValueRef {
    var args = JSC.Node.ArgumentsSlice.from(ctx.bunVM(), arguments);

    const length = @intCast(
        usize,
        @min(
            @max(1, (args.nextEat() orelse JSC.JSValue.jsNumber(@as(i32, 1))).toInt32()),
            std.math.maxInt(i32),
        ),
    );
    var bytes = bun.default_allocator.alloc(u8, length) catch {
        JSC.JSError(bun.default_allocator, "OOM! Out of memory", .{}, ctx, exception);
        return null;
    };

    return JSC.MarkedArrayBuffer.fromBytes(
        bytes,
        bun.default_allocator,
        .Uint8Array,
    ).toJSObjectRef(ctx, null);
}

pub fn mmapFile(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSObjectRef,
    _: js.JSObjectRef,
    arguments: []const js.JSValueRef,
    exception: js.ExceptionRef,
) js.JSValueRef {
    var args = JSC.Node.ArgumentsSlice.from(ctx.bunVM(), arguments);

    var buf: [bun.MAX_PATH_BYTES]u8 = undefined;
    const path = getFilePath(ctx, arguments[0..@min(1, arguments.len)], &buf, exception) orelse return null;
    args.eat();

    buf[path.len] = 0;

    const buf_z: [:0]const u8 = buf[0..path.len :0];

    const sync_flags: u32 = if (@hasDecl(std.os.MAP, "SYNC")) std.os.MAP.SYNC | std.os.MAP.SHARED_VALIDATE else 0;
    const file_flags: u32 = if (@hasDecl(std.os.MAP, "FILE")) std.os.MAP.FILE else 0;

    // Conforming applications must specify either MAP_PRIVATE or MAP_SHARED.
    var offset: usize = 0;
    var flags = file_flags;
    var map_size: ?usize = null;

    if (args.nextEat()) |opts| {
        const sync = opts.get(ctx.ptr(), "sync") orelse JSC.JSValue.jsBoolean(false);
        const shared = opts.get(ctx.ptr(), "shared") orelse JSC.JSValue.jsBoolean(true);
        flags |= @as(u32, if (sync.toBoolean()) sync_flags else 0);
        flags |= @as(u32, if (shared.toBoolean()) std.os.MAP.SHARED else std.os.MAP.PRIVATE);

        if (opts.get(ctx.ptr(), "size")) |value| {
            map_size = @intCast(usize, value.toInt64());
        }

        if (opts.get(ctx.ptr(), "offset")) |value| {
            offset = @intCast(usize, value.toInt64());
            offset = std.mem.alignBackwardAnyAlign(offset, std.mem.page_size);
        }
    } else {
        flags |= std.os.MAP.SHARED;
    }

    const map = switch (JSC.Node.Syscall.mmapFile(buf_z, flags, map_size, offset)) {
        .result => |map| map,

        .err => |err| {
            exception.* = err.toJS(ctx);
            return null;
        },
    };

    return JSC.C.JSObjectMakeTypedArrayWithBytesNoCopy(ctx, JSC.C.JSTypedArrayType.kJSTypedArrayTypeUint8Array, @ptrCast(?*anyopaque, map.ptr), map.len, struct {
        pub fn x(ptr: ?*anyopaque, size: ?*anyopaque) callconv(.C) void {
            _ = JSC.Node.Syscall.munmap(@ptrCast([*]align(std.mem.page_size) u8, @alignCast(std.mem.page_size, ptr))[0..@ptrToInt(size)]);
        }
    }.x, @intToPtr(?*anyopaque, map.len), exception);
}

pub fn getTranspilerConstructor(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    var existing = ctx.ptr().getCachedObject(ZigString.static("BunTranspiler"));
    if (existing.isEmpty()) {
        return ctx.ptr().putCachedObject(
            &ZigString.init("BunTranspiler"),
            JSC.JSValue.fromRef(Transpiler.Constructor.constructor(ctx)),
        ).asObjectRef();
    }

    return existing.asObjectRef();
}

pub fn getFileSystemRouter(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    return JSC.API.FileSystemRouter.getConstructor(ctx).asObjectRef();
}

pub fn getHashObject(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    var existing = ctx.ptr().getCachedObject(ZigString.static("BunHash"));
    if (existing.isEmpty()) {
        return ctx.ptr().putCachedObject(
            &ZigString.init("BunHash"),
            JSC.JSValue.fromRef(JSC.C.JSObjectMake(ctx, Hash.Class.get().*, null)),
        ).asObjectRef();
    }

    return existing.asObjectRef();
}

pub const Hash = struct {
    pub const Class = NewClass(
        void,
        .{
            .name = "Hash",
        },
        .{
            .call = .{
                .rfn = call,
            },
            .wyhash = .{
                .rfn = hashWrap(std.hash.Wyhash).hash,
            },
            .adler32 = .{
                .rfn = hashWrap(std.hash.Adler32).hash,
            },
            .crc32 = .{
                .rfn = hashWrap(std.hash.Crc32).hash,
            },
            .cityHash32 = .{
                .rfn = hashWrap(std.hash.CityHash32).hash,
            },
            .cityHash64 = .{
                .rfn = hashWrap(std.hash.CityHash64).hash,
            },
            .murmur32v2 = .{
                .rfn = hashWrap(std.hash.murmur.Murmur2_32).hash,
            },
            .murmur32v3 = .{
                .rfn = hashWrap(std.hash.murmur.Murmur3_32).hash,
            },
            .murmur64v2 = .{
                .rfn = hashWrap(std.hash.murmur.Murmur2_64).hash,
            },
        },
        .{},
    );

    pub fn call(
        _: void,
        ctx: js.JSContextRef,
        _: js.JSObjectRef,
        _: js.JSObjectRef,
        arguments: []const js.JSValueRef,
        exception: js.ExceptionRef,
    ) js.JSObjectRef {
        return hashWrap(std.hash.Wyhash).hash(void{}, ctx, null, null, arguments, exception);
    }
    fn hashWrap(comptime Hasher: anytype) type {
        return struct {
            pub fn hash(
                _: void,
                ctx: js.JSContextRef,
                _: js.JSObjectRef,
                _: js.JSObjectRef,
                arguments: []const js.JSValueRef,
                exception: js.ExceptionRef,
            ) js.JSValueRef {
                var args = JSC.Node.ArgumentsSlice.from(ctx.bunVM(), arguments);
                var input: []const u8 = "";
                var input_slice = ZigString.Slice.empty;
                defer input_slice.deinit();
                if (args.nextEat()) |arg| {
                    if (arg.as(JSC.WebCore.Blob)) |blob| {
                        // TODO: files
                        input = blob.sharedView();
                    } else {
                        switch (arg.jsTypeLoose()) {
                            .ArrayBuffer,
                            .Int8Array,
                            .Uint8Array,
                            .Uint8ClampedArray,
                            .Int16Array,
                            .Uint16Array,
                            .Int32Array,
                            .Uint32Array,
                            .Float32Array,
                            .Float64Array,
                            .BigInt64Array,
                            .BigUint64Array,
                            .DataView,
                            => {
                                var array_buffer = arg.asArrayBuffer(ctx.ptr()) orelse {
                                    JSC.throwInvalidArguments("ArrayBuffer conversion error", .{}, ctx, exception);
                                    return null;
                                };
                                input = array_buffer.byteSlice();
                            },
                            else => {
                                input_slice = arg.toSlice(ctx.ptr(), bun.default_allocator);
                                input = input_slice.slice();
                            },
                        }
                    }
                }

                // std.hash has inconsistent interfaces
                //
                const Function = if (@hasDecl(Hasher, "hashWithSeed")) Hasher.hashWithSeed else Hasher.hash;
                var function_args: std.meta.ArgsTuple(@TypeOf(Function)) = undefined;
                if (comptime std.meta.fields(std.meta.ArgsTuple(@TypeOf(Function))).len == 1) {
                    return JSC.JSValue.jsNumber(Function(input)).asObjectRef();
                } else {
                    var seed: u64 = 0;
                    if (args.nextEat()) |arg| {
                        if (arg.isNumber()) {
                            seed = arg.toU32();
                        }
                    }
                    if (comptime std.meta.trait.isNumber(@TypeOf(function_args[0]))) {
                        function_args[0] = @intCast(@TypeOf(function_args[0]), seed);
                        function_args[1] = input;
                    } else {
                        function_args[1] = @intCast(@TypeOf(function_args[1]), seed);
                        function_args[0] = input;
                    }

                    const value = @call(.auto, Function, function_args);

                    if (@TypeOf(value) == u32) {
                        return JSC.JSValue.jsNumber(@bitCast(i32, value)).asObjectRef();
                    }
                    return JSC.JSValue.jsNumber(value).asObjectRef();
                }
            }
        };
    }
};

pub fn getTOMLObject(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    var existing = ctx.ptr().getCachedObject(ZigString.static("TOML"));
    if (existing.isEmpty()) {
        return ctx.ptr().putCachedObject(
            &ZigString.init("TOML"),
            JSValue.fromRef(js.JSObjectMake(ctx, TOML.Class.get().?[0], null)),
        ).asObjectRef();
    }

    return existing.asObjectRef();
}

pub fn getUnsafe(
    _: void,
    ctx: js.JSContextRef,
    _: js.JSValueRef,
    _: js.JSStringRef,
    _: js.ExceptionRef,
) js.JSValueRef {
    var existing = ctx.ptr().getCachedObject(ZigString.static("Unsafe"));
    if (existing.isEmpty()) {
        return ctx.ptr().putCachedObject(
            &ZigString.init("Unsafe"),
            JSValue.fromRef(js.JSObjectMake(ctx, Unsafe.Class.get().?[0], null)),
        ).asObjectRef();
    }

    return existing.asObjectRef();
}

pub const Unsafe = struct {
    pub const Class = NewClass(
        void,
        .{ .name = "Unsafe", .read_only = true },
        .{
            .segfault = .{
                .rfn = __debug__doSegfault,
            },
            .arrayBufferToString = .{
                .rfn = arrayBufferToString,
            },
            .gcAggressionLevel = .{
                .rfn = &JSC.wrapWithHasContainer(Unsafe, "gcAggressionLevel", false, false, false),
            },
        },
        .{},
    );

    pub fn gcAggressionLevel(
        globalThis: *JSC.JSGlobalObject,
        value_: ?JSValue,
    ) JSValue {
        const ret = JSValue.jsNumber(@as(i32, @enumToInt(globalThis.bunVM().aggressive_garbage_collection)));

        if (value_) |value| {
            switch (value.coerce(i32, globalThis)) {
                1 => globalThis.bunVM().aggressive_garbage_collection = .mild,
                2 => globalThis.bunVM().aggressive_garbage_collection = .aggressive,
                0 => globalThis.bunVM().aggressive_garbage_collection = .none,
                else => {},
            }
        }
        return ret;
    }

    // For testing the segfault handler
    pub fn __debug__doSegfault(
        _: void,
        ctx: js.JSContextRef,
        _: js.JSObjectRef,
        _: js.JSObjectRef,
        _: []const js.JSValueRef,
        _: js.ExceptionRef,
    ) js.JSValueRef {
        _ = ctx;
        const Reporter = @import("../../report.zig");
        Reporter.globalError(error.SegfaultTest);
    }

    pub fn arrayBufferToString(
        _: void,
        ctx: js.JSContextRef,
        _: js.JSObjectRef,
        _: js.JSObjectRef,
        args: []const js.JSValueRef,
        exception: js.ExceptionRef,
    ) js.JSValueRef {
        const array_buffer = JSC.ArrayBuffer.fromTypedArray(ctx, JSC.JSValue.fromRef(args[0]), exception);
        switch (array_buffer.typed_array_type) {
            .Uint16Array, .Int16Array => {
                var zig_str = ZigString.init("");
                zig_str.ptr = @ptrCast([*]const u8, @alignCast(@alignOf([*]align(1) const u16), array_buffer.ptr));
                zig_str.len = array_buffer.len;
                zig_str.markUTF16();
                // the deinitializer for string causes segfaults
                // if we don't clone it
                return ZigString.toValueGC(&zig_str, ctx.ptr()).asObjectRef();
            },
            else => {
                // the deinitializer for string causes segfaults
                // if we don't clone it
                return ZigString.init(array_buffer.slice()).toValueGC(ctx.ptr()).asObjectRef();
            },
        }
    }
};

// pub const Lockfile = struct {
//     const BunLockfile = @import("../../install/install.zig").Lockfile;
//     lockfile: *BunLockfile,

//     pub const RefCountedLockfile = bun.RefCount(Lockfile, true);

//     pub const StaticClass = NewClass(
//         void,
//         .{
//             .name = "Lockfile",
//             .read_only = true,
//         },
//         .{
//             .load = .{
//                 .rfn = &BunLockfile.load,
//             },
//         },
//         .{},
//     );

//     pub const Class = NewClass(
//         RefCountedLockfile,
//         .{
//             .name = "Lockfile",
//             .read_only = true,
//         },
//         .{
//             .findPackagesByName = .{
//                 .rfn = &BunLockfile.load,
//             },
//             .dependencies = .{
//                 .rfn = &BunLockfile.load,
//             },
//         },
//         .{},
//     );

//     pub fn deinit(this: *Lockfile) void {
//         this.lockfile.deinit();
//     }

//     pub fn load(
//         // this
//         _: void,
//         ctx: js.JSContextRef,
//         // function
//         _: js.JSObjectRef,
//         // thisObject
//         _: js.JSObjectRef,
//         arguments: []const js.JSValueRef,
//         exception: js.ExceptionRef,
//     ) js.JSValueRef {
//         if (arguments.len == 0) {
//             JSError(undefined, "Expected file path string or buffer", .{}, ctx, exception);
//             return null;
//         }

//         var lockfile: *BunLockfile = getAllocator(ctx).create(BunLockfile) catch return JSValue.jsUndefined().asRef();

//         var log = logger.Log.init(default_allocator);
//         var args_slice = @ptrCast([*]const JSValue, arguments.ptr)[0..arguments.len];

//         var arguments_slice = Node.ArgumentsSlice.init(args_slice);
//         var path_or_buffer = Node.PathLike.fromJS(ctx, &arguments_slice, exception) orelse {
//             getAllocator(ctx).destroy(lockfile);
//             JSError(undefined, "Expected file path string or buffer", .{}, ctx, exception);
//             return null;
//         };

//         const load_from_disk_result = switch (path_or_buffer) {
//             Node.PathLike.Tag.string => lockfile.loadFromDisk(getAllocator(ctx), &log, path_or_buffer.string),
//             Node.PathLike.Tag.buffer => lockfile.loadFromBytes(getAllocator(ctx), path_or_buffer.buffer.slice(), &log),
//             else => {
//                 getAllocator(ctx).destroy(lockfile);
//                 JSError(undefined, "Expected file path string or buffer", .{}, ctx, exception);
//                 return null;
//             },
//         };

//         switch (load_from_disk_result) {
//             .err => |cause| {
//                 defer getAllocator(ctx).destroy(lockfile);
//                 switch (cause.step) {
//                     .open_file => {
//                         JSError(undefined, "error opening lockfile: {s}", .{
//                             @errorName(cause.value),
//                         }, ctx, exception);
//                         return null;
//                     },
//                     .parse_file => {
//                         JSError(undefined, "error parsing lockfile: {s}", .{
//                             @errorName(cause.value),
//                         }, ctx, exception);
//                         return null;
//                     },
//                     .read_file => {
//                         JSError(undefined, "error reading lockfile: {s}", .{
//                             @errorName(cause.value),
//                         }, ctx, exception);
//                         return null;
//                     },
//                 }
//             },
//             .ok => {},
//         }
//     }
// };

pub const TOML = struct {
    const TOMLParser = @import("../../toml/toml_parser.zig").TOML;
    pub const Class = NewClass(
        void,
        .{
            .name = "TOML",
            .read_only = true,
        },
        .{
            .parse = .{
                .rfn = TOML.parse,
            },
        },
        .{},
    );

    pub fn parse(
        // this
        _: void,
        ctx: js.JSContextRef,
        // function
        _: js.JSObjectRef,
        // thisObject
        _: js.JSObjectRef,
        arguments: []const js.JSValueRef,
        exception: js.ExceptionRef,
    ) js.JSValueRef {
        var arena = std.heap.ArenaAllocator.init(getAllocator(ctx));
        var allocator = arena.allocator();
        defer arena.deinit();
        var log = logger.Log.init(default_allocator);
        var input_str = ZigString.init("");
        JSValue.fromRef(arguments[0]).toZigString(&input_str, ctx.ptr());
        var needs_deinit = false;
        var input = input_str.slice();
        if (input_str.is16Bit()) {
            input = std.fmt.allocPrint(allocator, "{}", .{input_str}) catch unreachable;
            needs_deinit = true;
        }
        var source = logger.Source.initPathString("input.toml", input);
        var parse_result = TOMLParser.parse(&source, &log, allocator) catch {
            exception.* = log.toJS(ctx.ptr(), default_allocator, "Failed to parse toml").asObjectRef();
            return null;
        };

        // for now...
        var buffer_writer = try js_printer.BufferWriter.init(allocator);
        var writer = js_printer.BufferPrinter.init(buffer_writer);
        _ = js_printer.printJSON(*js_printer.BufferPrinter, &writer, parse_result, &source) catch {
            exception.* = log.toJS(ctx.ptr(), default_allocator, "Failed to print toml").asObjectRef();
            return null;
        };

        var slice = writer.ctx.buffer.toOwnedSliceLeaky();
        var out = ZigString.init(slice);

        const out_value = js.JSValueMakeFromJSONString(ctx, out.toJSStringRef());
        return out_value;
    }
};

pub const Timer = struct {
    last_id: i32 = 1,
    warned: bool = false,

    // We split up the map here to avoid storing an extra "repeat" boolean

    /// Used by setTimeout()
    timeout_map: TimeoutMap = TimeoutMap{},

    /// Used by setInterval()
    interval_map: TimeoutMap = TimeoutMap{},

    /// TimeoutMap is map of i32 to nullable Timeout structs
    /// i32 is exposed to JavaScript and can be used with clearTimeout, clearInterval, etc.
    /// When Timeout is null, it means the tasks have been scheduled but not yet executed.
    /// Timeouts are enqueued as a task to be run on the next tick of the task queue
    /// The task queue runs after the event loop tasks have been run
    /// Therefore, there is a race condition where you cancel the task after it has already been enqueued
    /// In that case, it shouldn't run. It should be skipped.
    pub const TimeoutMap = std.AutoArrayHashMapUnmanaged(
        i32,
        ?Timeout,
    );

    pub fn getNextID() callconv(.C) i32 {
        VirtualMachine.get().timer.last_id +%= 1;
        return VirtualMachine.get().timer.last_id;
    }

    const uws = @import("bun").uws;

    // TODO: reference count to avoid multiple Strong references to the same
    // object in setInterval
    const CallbackJob = struct {
        id: i32 = 0,
        task: JSC.AnyTask = undefined,
        ref: JSC.Ref = JSC.Ref.init(),
        globalThis: *JSC.JSGlobalObject,
        callback: JSC.Strong = .{},
        arguments: JSC.Strong = .{},
        repeat: bool = false,

        pub const Task = JSC.AnyTask.New(CallbackJob, perform);

        pub export fn CallbackJob__onResolve(_: *JSC.JSGlobalObject, callframe: *JSC.CallFrame) callconv(.C) JSValue {
            const args = callframe.arguments(2);
            if (args.len < 2) {
                return JSValue.jsUndefined();
            }

            var this = args.ptr[1].asPtr(CallbackJob);
            this.deinit();
            return JSValue.jsUndefined();
        }

        pub export fn CallbackJob__onReject(globalThis: *JSC.JSGlobalObject, callframe: *JSC.CallFrame) callconv(.C) JSValue {
            const args = callframe.arguments(2);
            if (args.len < 2) {
                return JSValue.jsUndefined();
            }

            var this = args.ptr[1].asPtr(CallbackJob);
            globalThis.bunVM().runErrorHandlerWithDedupe(args.ptr[0], null);
            this.deinit();
            return JSValue.jsUndefined();
        }

        pub fn deinit(this: *CallbackJob) void {
            this.callback.deinit();
            this.arguments.deinit();
            this.ref.unref(this.globalThis.bunVM());
            bun.default_allocator.destroy(this);
        }

        pub fn perform(this: *CallbackJob) void {
            var globalThis = this.globalThis;
            var vm = globalThis.bunVM();
            var map: *TimeoutMap = if (this.repeat) &vm.timer.interval_map else &vm.timer.timeout_map;

            // This doesn't deinit the timer
            // Timers are deinit'd separately
            // We do need to handle when the timer is cancelled after the job has been enqueued
            if (!this.repeat) {
                if (map.fetchSwapRemove(this.id) == null) {
                    // if the timeout was cancelled, don't run the callback
                    this.deinit();
                    return;
                }
            } else {
                if (!map.contains(this.id)) {
                    // if the interval was cancelled, don't run the callback
                    this.deinit();
                    return;
                }
            }

            var args_buf: [8]JSC.JSValue = undefined;
            var args: []JSC.JSValue = &.{};
            var args_needs_deinit = false;
            defer if (args_needs_deinit) bun.default_allocator.free(args);

            const callback = this.callback.get() orelse @panic("Expected CallbackJob to have a callback function");
            if (this.arguments.trySwap()) |arguments| {
                const count = arguments.getLengthOfArray(globalThis);
                if (count > 0) {
                    if (count > args_buf.len) {
                        args = bun.default_allocator.alloc(JSC.JSValue, count) catch unreachable;
                        args_needs_deinit = true;
                    } else {
                        args = args_buf[0..count];
                    }
                    var arg = args.ptr;
                    var i: u32 = 0;
                    while (i < count) : (i += 1) {
                        arg[0] = JSC.JSObject.getIndex(arguments, globalThis, @truncate(u32, i));
                        arg += 1;
                    }
                }
            }

            const result = callback.callWithGlobalThis(
                globalThis,
                args,
            );

            if (result.isEmptyOrUndefinedOrNull() or !result.isCell()) {
                this.deinit();
                return;
            }

            if (result.isAnyError(globalThis)) {
                vm.runErrorHandlerWithDedupe(result, null);
                this.deinit();
                return;
            }

            if (result.asAnyPromise()) |promise| {
                switch (promise.status(globalThis.vm())) {
                    .Rejected => {
                        this.deinit();
                        vm.runErrorHandlerWithDedupe(promise.result(globalThis.vm()), null);
                    },
                    .Fulfilled => {
                        this.deinit();

                        // get the value out of the promise
                        _ = promise.result(this.globalThis.vm());
                    },
                    .Pending => {
                        result.then(globalThis, this, CallbackJob__onResolve, CallbackJob__onReject);
                    },
                }
            }
        }
    };

    pub const Timeout = struct {
        callback: JSC.Strong = .{},
        globalThis: *JSC.JSGlobalObject,
        timer: *uws.Timer,
        poll_ref: JSC.PollRef = JSC.PollRef.init(),
        arguments: JSC.Strong = .{},

        // this is sized to be the same as one pointer
        pub const ID = extern struct {
            id: i32,

            repeat: u32 = 0,
        };

        pub fn run(timer: *uws.Timer) callconv(.C) void {
            const timer_id: ID = timer.as(ID);

            // use the threadlocal despite being slow on macOS
            // to handle the timeout being cancelled after already enqueued
            var vm = JSC.VirtualMachine.get();

            const repeats = timer_id.repeat > 0;

            var map = if (repeats) &vm.timer.interval_map else &vm.timer.timeout_map;

            var this_: ?Timeout = map.get(
                timer_id.id,
            ) orelse return;
            var this = this_ orelse
                return;

            var globalThis = this.globalThis;

            var cb: CallbackJob = .{
                .callback = if (repeats)
                    JSC.Strong.create(
                        this.callback.get() orelse {
                            // if the callback was freed, that's an error
                            if (comptime Environment.allow_assert)
                                unreachable;

                            this.deinit();
                            _ = map.swapRemove(timer_id.id);
                            return;
                        },
                        globalThis,
                    )
                else
                    this.callback,
                .arguments = if (repeats and this.arguments.has())
                    JSC.Strong.create(
                        this.arguments.get() orelse {
                            // if the arguments freed, that's an error
                            if (comptime Environment.allow_assert)
                                unreachable;

                            this.deinit();
                            _ = map.swapRemove(timer_id.id);
                            return;
                        },
                        globalThis,
                    )
                else
                    this.arguments,
                .globalThis = globalThis,
                .id = timer_id.id,
                .repeat = timer_id.repeat > 0,
            };

            // This allows us to:
            //  - free the memory before the job is run
            //  - reuse the JSC.Strong
            if (!repeats) {
                this.callback = .{};
                this.arguments = .{};
                map.put(vm.allocator, timer_id.id, null) catch unreachable;
                this.deinit();
            }

            var job = vm.allocator.create(CallbackJob) catch @panic(
                "Out of memory while allocating Timeout",
            );

            job.* = cb;
            job.task = CallbackJob.Task.init(job);
            job.ref.ref(vm);

            vm.enqueueTask(JSC.Task.init(&job.task));
        }

        pub fn deinit(this: *Timeout) void {
            JSC.markBinding(@src());

            var vm = this.globalThis.bunVM();

            this.poll_ref.unref(vm);
            this.timer.deinit();
            this.callback.deinit();
            this.arguments.deinit();
        }
    };

    fn set(
        id: i32,
        globalThis: *JSGlobalObject,
        callback: JSValue,
        countdown: JSValue,
        arguments_array_or_zero: JSValue,
        repeat: bool,
    ) !void {
        JSC.markBinding(@src());
        var vm = globalThis.bunVM();

        // We don't deal with nesting levels directly
        // but we do set the minimum timeout to be 1ms for repeating timers
        const interval: i32 = @max(
            countdown.coerce(i32, globalThis),
            if (repeat) @as(i32, 1) else 0,
        );

        var map = if (repeat)
            &vm.timer.interval_map
        else
            &vm.timer.timeout_map;

        // setImmediate(foo)
        // setTimeout(foo, 0)
        if (interval == 0) {
            var cb: CallbackJob = .{
                .callback = JSC.Strong.create(callback, globalThis),
                .globalThis = globalThis,
                .id = id,
                .repeat = false,
            };

            if (arguments_array_or_zero != .zero) {
                cb.arguments = JSC.Strong.create(arguments_array_or_zero, globalThis);
            }

            var job = vm.allocator.create(CallbackJob) catch @panic(
                "Out of memory while allocating Timeout",
            );

            job.* = cb;
            job.task = CallbackJob.Task.init(job);
            job.ref.ref(vm);

            vm.enqueueTask(JSC.Task.init(&job.task));
            map.put(vm.allocator, id, null) catch unreachable;
            return;
        }

        var timeout = Timeout{
            .callback = JSC.Strong.create(callback, globalThis),
            .globalThis = globalThis,
            .timer = uws.Timer.create(
                vm.uws_event_loop.?,
                Timeout.ID{
                    .id = id,
                    .repeat = @as(u32, @boolToInt(repeat)),
                },
            ),
        };

        if (arguments_array_or_zero != .zero) {
            timeout.arguments = JSC.Strong.create(arguments_array_or_zero, globalThis);
        }

        timeout.poll_ref.ref(vm);
        map.put(vm.allocator, id, timeout) catch unreachable;

        timeout.timer.set(
            Timeout.ID{
                .id = id,
                .repeat = if (repeat) 1 else 0,
            },
            Timeout.run,
            interval,
            @as(i32, @boolToInt(repeat)) * interval,
        );
    }

    pub fn setTimeout(
        globalThis: *JSGlobalObject,
        callback: JSValue,
        countdown: JSValue,
        arguments: JSValue,
    ) callconv(.C) JSValue {
        JSC.markBinding(@src());
        const id = globalThis.bunVM().timer.last_id;
        globalThis.bunVM().timer.last_id +%= 1;

        Timer.set(id, globalThis, callback, countdown, arguments, false) catch
            return JSValue.jsUndefined();

        return JSValue.jsNumberWithType(i32, id);
    }
    pub fn setInterval(
        globalThis: *JSGlobalObject,
        callback: JSValue,
        countdown: JSValue,
        arguments: JSValue,
    ) callconv(.C) JSValue {
        JSC.markBinding(@src());
        const id = globalThis.bunVM().timer.last_id;
        globalThis.bunVM().timer.last_id +%= 1;

        Timer.set(id, globalThis, callback, countdown, arguments, true) catch
            return JSValue.jsUndefined();

        return JSValue.jsNumberWithType(i32, id);
    }

    pub fn clearTimer(timer_id: JSValue, _: *JSGlobalObject, repeats: bool) void {
        JSC.markBinding(@src());

        var map = if (repeats) &VirtualMachine.get().timer.interval_map else &VirtualMachine.get().timer.timeout_map;
        const id: Timeout.ID = .{
            .id = timer_id.toInt32(),
            .repeat = @as(u32, @boolToInt(repeats)),
        };
        var timer = map.fetchSwapRemove(id.id) orelse return;
        if (timer.value == null) {
            // this timer was scheduled to run but was cancelled before it was run
            // so long as the callback isn't already in progress, fetchSwapRemove will handle invalidating it
            return;
        }

        timer.value.?.deinit();
    }

    pub fn clearTimeout(
        globalThis: *JSGlobalObject,
        id: JSValue,
    ) callconv(.C) JSValue {
        JSC.markBinding(@src());
        Timer.clearTimer(id, globalThis, false);
        return JSValue.jsUndefined();
    }
    pub fn clearInterval(
        globalThis: *JSGlobalObject,
        id: JSValue,
    ) callconv(.C) JSValue {
        JSC.markBinding(@src());
        Timer.clearTimer(id, globalThis, true);
        return JSValue.jsUndefined();
    }

    const Shimmer = @import("../bindings/shimmer.zig").Shimmer;

    pub const shim = Shimmer("Bun", "Timer", @This());
    pub const name = "Bun__Timer";
    pub const include = "";
    pub const namespace = shim.namespace;

    pub const Export = shim.exportFunctions(.{
        .setTimeout = setTimeout,
        .setInterval = setInterval,
        .clearTimeout = clearTimeout,
        .clearInterval = clearInterval,
        .getNextID = getNextID,
    });

    comptime {
        if (!JSC.is_bindgen) {
            @export(setTimeout, .{ .name = Export[0].symbol_name });
            @export(setInterval, .{ .name = Export[1].symbol_name });
            @export(clearTimeout, .{ .name = Export[2].symbol_name });
            @export(clearInterval, .{ .name = Export[3].symbol_name });
            @export(getNextID, .{ .name = Export[4].symbol_name });
        }
    }
};

pub const FFI = struct {
    pub const Class = NewClass(
        void,
        .{ .name = "FFI", .has_dom_calls = true },
        .{
            .viewSource = .{
                .rfn = &JSC.wrapWithHasContainer(JSC.FFI, "print", false, false, true),
            },
            .dlopen = .{
                .rfn = &JSC.wrapWithHasContainer(JSC.FFI, "open", false, false, true),
            },
            .callback = .{
                .rfn = &JSC.wrapWithHasContainer(JSC.FFI, "callback", false, false, false),
            },
            .linkSymbols = .{
                .rfn = &JSC.wrapWithHasContainer(JSC.FFI, "linkSymbols", false, false, false),
            },
            .ptr = JSC.DOMCall("FFI", @This(), "ptr", f64, JSC.DOMEffect.forRead(.TypedArrayProperties)),

            .toBuffer = .{
                .rfn = &JSC.wrapWithHasContainer(@This(), "toBuffer", false, false, true),
            },
            .toArrayBuffer = .{
                .rfn = &JSC.wrapWithHasContainer(@This(), "toArrayBuffer", false, false, true),
            },
            .closeCallback = .{
                .rfn = &JSC.wrapWithHasContainer(JSC.FFI, "closeCallback", false, false, false),
            },
        },
        .{
            .read = .{
                .get = FFI.Reader.getter,
            },
            .CString = .{
                .get = UnsafeCString.getter,
            },
        },
    );

    pub const Reader = struct {
        pub const Class = NewClass(
            void,
            .{ .name = "FFI", .has_dom_calls = true },
            .{
                .u8 = JSC.DOMCall("Reader", @This(), "u8", i32, JSC.DOMEffect.forRead(.World)),
                .u16 = JSC.DOMCall("Reader", @This(), "u16", i32, JSC.DOMEffect.forRead(.World)),
                .u32 = JSC.DOMCall("Reader", @This(), "u32", i32, JSC.DOMEffect.forRead(.World)),
                .ptr = JSC.DOMCall("Reader", @This(), "ptr", i52, JSC.DOMEffect.forRead(.World)),
                .i8 = JSC.DOMCall("Reader", @This(), "i8", i32, JSC.DOMEffect.forRead(.World)),
                .i16 = JSC.DOMCall("Reader", @This(), "i16", i32, JSC.DOMEffect.forRead(.World)),
                .i32 = JSC.DOMCall("Reader", @This(), "i32", i32, JSC.DOMEffect.forRead(.World)),
                .i64 = JSC.DOMCall("Reader", @This(), "i64", i64, JSC.DOMEffect.forRead(.World)),
                .u64 = JSC.DOMCall("Reader", @This(), "u64", u64, JSC.DOMEffect.forRead(.World)),
                .intptr = JSC.DOMCall("Reader", @This(), "intptr", i52, JSC.DOMEffect.forRead(.World)),
                .f32 = JSC.DOMCall("Reader", @This(), "f32", f64, JSC.DOMEffect.forRead(.World)),
                .f64 = JSC.DOMCall("Reader", @This(), "f64", f64, JSC.DOMEffect.forRead(.World)),
            },
            .{},
        );

        pub fn @"u8"(
            _: *JSGlobalObject,
            _: JSValue,
            arguments: []const JSValue,
        ) JSValue {
            const addr = arguments[0].asPtrAddress() + if (arguments.len > 1) @intCast(usize, arguments[1].to(i32)) else @as(usize, 0);
            const value = @intToPtr(*align(1) u8, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn @"u16"(
            _: *JSGlobalObject,
            _: JSValue,
            arguments: []const JSValue,
        ) JSValue {
            const addr = arguments[0].asPtrAddress() + if (arguments.len > 1) @intCast(usize, arguments[1].to(i32)) else @as(usize, 0);
            const value = @intToPtr(*align(1) u16, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn @"u32"(
            _: *JSGlobalObject,
            _: JSValue,
            arguments: []const JSValue,
        ) JSValue {
            const addr = arguments[0].asPtrAddress() + if (arguments.len > 1) @intCast(usize, arguments[1].to(i32)) else @as(usize, 0);
            const value = @intToPtr(*align(1) u32, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn ptr(
            _: *JSGlobalObject,
            _: JSValue,
            arguments: []const JSValue,
        ) JSValue {
            const addr = arguments[0].asPtrAddress() + if (arguments.len > 1) @intCast(usize, arguments[1].to(i32)) else @as(usize, 0);
            const value = @intToPtr(*align(1) u64, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn @"i8"(
            _: *JSGlobalObject,
            _: JSValue,
            arguments: []const JSValue,
        ) JSValue {
            const addr = arguments[0].asPtrAddress() + if (arguments.len > 1) @intCast(usize, arguments[1].to(i32)) else @as(usize, 0);
            const value = @intToPtr(*align(1) i8, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn @"i16"(
            _: *JSGlobalObject,
            _: JSValue,
            arguments: []const JSValue,
        ) JSValue {
            const addr = arguments[0].asPtrAddress() + if (arguments.len > 1) @intCast(usize, arguments[1].to(i32)) else @as(usize, 0);
            const value = @intToPtr(*align(1) i16, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn @"i32"(
            _: *JSGlobalObject,
            _: JSValue,
            arguments: []const JSValue,
        ) JSValue {
            const addr = arguments[0].asPtrAddress() + if (arguments.len > 1) @intCast(usize, arguments[1].to(i32)) else @as(usize, 0);
            const value = @intToPtr(*align(1) i32, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn intptr(
            _: *JSGlobalObject,
            _: JSValue,
            arguments: []const JSValue,
        ) JSValue {
            const addr = arguments[0].asPtrAddress() + if (arguments.len > 1) @intCast(usize, arguments[1].to(i32)) else @as(usize, 0);
            const value = @intToPtr(*align(1) i64, addr).*;
            return JSValue.jsNumber(value);
        }

        pub fn @"f32"(
            _: *JSGlobalObject,
            _: JSValue,
            arguments: []const JSValue,
        ) JSValue {
            const addr = arguments[0].asPtrAddress() + if (arguments.len > 1) @intCast(usize, arguments[1].to(i32)) else @as(usize, 0);
            const value = @intToPtr(*align(1) f32, addr).*;
            return JSValue.jsNumber(value);
        }

        pub fn @"f64"(
            _: *JSGlobalObject,
            _: JSValue,
            arguments: []const JSValue,
        ) JSValue {
            const addr = arguments[0].asPtrAddress() + if (arguments.len > 1) @intCast(usize, arguments[1].to(i32)) else @as(usize, 0);
            const value = @intToPtr(*align(1) f64, addr).*;
            return JSValue.jsNumber(value);
        }

        pub fn @"i64"(
            global: *JSGlobalObject,
            _: JSValue,
            arguments: []const JSValue,
        ) JSValue {
            const addr = arguments[0].asPtrAddress() + if (arguments.len > 1) @intCast(usize, arguments[1].to(i32)) else @as(usize, 0);
            const value = @intToPtr(*align(1) i64, addr).*;
            return JSValue.fromInt64NoTruncate(global, value);
        }

        pub fn @"u64"(
            global: *JSGlobalObject,
            _: JSValue,
            arguments: []const JSValue,
        ) JSValue {
            const addr = arguments[0].asPtrAddress() + if (arguments.len > 1) @intCast(usize, arguments[1].to(i32)) else @as(usize, 0);
            const value = @intToPtr(*align(1) u64, addr).*;
            return JSValue.fromUInt64NoTruncate(global, value);
        }

        pub fn u8WithoutTypeChecks(
            _: *JSGlobalObject,
            _: *anyopaque,
            raw_addr: i64,
            offset: i32,
        ) callconv(.C) JSValue {
            const addr = @intCast(usize, raw_addr) + @intCast(usize, offset);
            const value = @intToPtr(*align(1) u8, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn u16WithoutTypeChecks(
            _: *JSGlobalObject,
            _: *anyopaque,
            raw_addr: i64,
            offset: i32,
        ) callconv(.C) JSValue {
            const addr = @intCast(usize, raw_addr) + @intCast(usize, offset);
            const value = @intToPtr(*align(1) u16, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn u32WithoutTypeChecks(
            _: *JSGlobalObject,
            _: *anyopaque,
            raw_addr: i64,
            offset: i32,
        ) callconv(.C) JSValue {
            const addr = @intCast(usize, raw_addr) + @intCast(usize, offset);
            const value = @intToPtr(*align(1) u32, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn ptrWithoutTypeChecks(
            _: *JSGlobalObject,
            _: *anyopaque,
            raw_addr: i64,
            offset: i32,
        ) callconv(.C) JSValue {
            const addr = @intCast(usize, raw_addr) + @intCast(usize, offset);
            const value = @intToPtr(*align(1) u64, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn i8WithoutTypeChecks(
            _: *JSGlobalObject,
            _: *anyopaque,
            raw_addr: i64,
            offset: i32,
        ) callconv(.C) JSValue {
            const addr = @intCast(usize, raw_addr) + @intCast(usize, offset);
            const value = @intToPtr(*align(1) i8, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn i16WithoutTypeChecks(
            _: *JSGlobalObject,
            _: *anyopaque,
            raw_addr: i64,
            offset: i32,
        ) callconv(.C) JSValue {
            const addr = @intCast(usize, raw_addr) + @intCast(usize, offset);
            const value = @intToPtr(*align(1) i16, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn i32WithoutTypeChecks(
            _: *JSGlobalObject,
            _: *anyopaque,
            raw_addr: i64,
            offset: i32,
        ) callconv(.C) JSValue {
            const addr = @intCast(usize, raw_addr) + @intCast(usize, offset);
            const value = @intToPtr(*align(1) i32, addr).*;
            return JSValue.jsNumber(value);
        }
        pub fn intptrWithoutTypeChecks(
            _: *JSGlobalObject,
            _: *anyopaque,
            raw_addr: i64,
            offset: i32,
        ) callconv(.C) JSValue {
            const addr = @intCast(usize, raw_addr) + @intCast(usize, offset);
            const value = @intToPtr(*align(1) i64, addr).*;
            return JSValue.jsNumber(value);
        }

        pub fn f32WithoutTypeChecks(
            _: *JSGlobalObject,
            _: *anyopaque,
            raw_addr: i64,
            offset: i32,
        ) callconv(.C) JSValue {
            const addr = @intCast(usize, raw_addr) + @intCast(usize, offset);
            const value = @intToPtr(*align(1) f32, addr).*;
            return JSValue.jsNumber(value);
        }

        pub fn f64WithoutTypeChecks(
            _: *JSGlobalObject,
            _: *anyopaque,
            raw_addr: i64,
            offset: i32,
        ) callconv(.C) JSValue {
            const addr = @intCast(usize, raw_addr) + @intCast(usize, offset);
            const value = @intToPtr(*align(1) f64, addr).*;
            return JSValue.jsNumber(value);
        }

        pub fn u64WithoutTypeChecks(
            global: *JSGlobalObject,
            _: *anyopaque,
            raw_addr: i64,
            offset: i32,
        ) callconv(.C) JSValue {
            const addr = @intCast(usize, raw_addr) + @intCast(usize, offset);
            const value = @intToPtr(*align(1) u64, addr).*;
            return JSValue.fromUInt64NoTruncate(global, value);
        }

        pub fn i64WithoutTypeChecks(
            global: *JSGlobalObject,
            _: *anyopaque,
            raw_addr: i64,
            offset: i32,
        ) callconv(.C) JSValue {
            const addr = @intCast(usize, raw_addr) + @intCast(usize, offset);
            const value = @intToPtr(*align(1) i64, addr).*;
            return JSValue.fromInt64NoTruncate(global, value);
        }

        pub fn getter(
            _: void,
            ctx: js.JSContextRef,
            _: js.JSValueRef,
            _: js.JSStringRef,
            _: js.ExceptionRef,
        ) js.JSValueRef {
            var existing = ctx.ptr().getCachedObject(ZigString.static("FFIReader"));
            if (existing.isEmpty()) {
                var prototype = JSC.C.JSObjectMake(ctx, FFI.Reader.Class.get().?[0], null);
                var base = JSC.C.JSObjectMake(ctx, null, null);
                JSC.C.JSObjectSetPrototype(ctx, base, prototype);
                FFI.Reader.Class.putDOMCalls(ctx, JSC.JSValue.c(base));
                return ctx.ptr().putCachedObject(
                    ZigString.static("FFIReader"),
                    JSValue.fromRef(base),
                ).asObjectRef();
            }

            return existing.asObjectRef();
        }
    };

    pub fn ptr(
        globalThis: *JSGlobalObject,
        _: JSValue,
        arguments: []const JSValue,
    ) JSValue {
        return switch (arguments.len) {
            0 => ptr_(globalThis, JSValue.zero, null),
            1 => ptr_(globalThis, arguments[0], null),
            else => ptr_(globalThis, arguments[0], arguments[1]),
        };
    }

    pub fn ptrWithoutTypeChecks(
        _: *JSGlobalObject,
        _: *anyopaque,
        array: *JSC.JSUint8Array,
    ) callconv(.C) JSValue {
        return JSValue.fromPtrAddress(@ptrToInt(array.ptr()));
    }

    fn ptr_(
        globalThis: *JSGlobalObject,
        value: JSValue,
        byteOffset: ?JSValue,
    ) JSValue {
        if (value.isEmpty()) {
            return JSC.JSValue.jsNull();
        }

        const array_buffer = value.asArrayBuffer(globalThis) orelse {
            return JSC.toInvalidArguments("Expected ArrayBufferView but received {s}", .{@tagName(value.jsType())}, globalThis);
        };

        if (array_buffer.len == 0) {
            return JSC.toInvalidArguments("ArrayBufferView must have a length > 0. A pointer to empty memory doesn't work", .{}, globalThis);
        }

        var addr: usize = @ptrToInt(array_buffer.ptr);
        // const Sizes = @import("../bindings/sizes.zig");
        // std.debug.assert(addr == @ptrToInt(value.asEncoded().ptr) + Sizes.Bun_FFI_PointerOffsetToTypedArrayVector);

        if (byteOffset) |off| {
            if (!off.isEmptyOrUndefinedOrNull()) {
                if (!off.isNumber()) {
                    return JSC.toInvalidArguments("Expected number for byteOffset", .{}, globalThis);
                }
            }

            const bytei64 = off.toInt64();
            if (bytei64 < 0) {
                addr -|= @intCast(usize, bytei64 * -1);
            } else {
                addr += @intCast(usize, bytei64);
            }

            if (addr > @ptrToInt(array_buffer.ptr) + @as(usize, array_buffer.byte_len)) {
                return JSC.toInvalidArguments("byteOffset out of bounds", .{}, globalThis);
            }
        }

        if (addr > max_addressible_memory) {
            return JSC.toInvalidArguments("Pointer is outside max addressible memory, which usually means a bug in your program.", .{}, globalThis);
        }

        if (addr == 0) {
            return JSC.toInvalidArguments("Pointer must not be 0", .{}, globalThis);
        }

        if (addr == 0xDEADBEEF or addr == 0xaaaaaaaa or addr == 0xAAAAAAAA) {
            return JSC.toInvalidArguments("ptr to invalid memory, that would segfault Bun :(", .{}, globalThis);
        }

        if (comptime Environment.allow_assert) {
            std.debug.assert(JSC.JSValue.fromPtrAddress(addr).asPtrAddress() == addr);
        }

        return JSC.JSValue.fromPtrAddress(addr);
    }

    const ValueOrError = union(enum) {
        err: JSValue,
        slice: []u8,
    };

    pub fn getPtrSlice(globalThis: *JSGlobalObject, value: JSValue, byteOffset: ?JSValue, byteLength: ?JSValue) ValueOrError {
        if (!value.isNumber()) {
            return .{ .err = JSC.toInvalidArguments("ptr must be a number.", .{}, globalThis) };
        }

        const num = value.asPtrAddress();
        if (num == 0) {
            return .{ .err = JSC.toInvalidArguments("ptr cannot be zero, that would segfault Bun :(", .{}, globalThis) };
        }

        // if (!std.math.isFinite(num)) {
        //     return .{ .err = JSC.toInvalidArguments("ptr must be a finite number.", .{}, globalThis) };
        // }

        var addr = @bitCast(usize, num);

        if (byteOffset) |byte_off| {
            if (byte_off.isNumber()) {
                const off = byte_off.toInt64();
                if (off < 0) {
                    addr -|= @intCast(usize, off * -1);
                } else {
                    addr +|= @intCast(usize, off);
                }

                if (addr == 0) {
                    return .{ .err = JSC.toInvalidArguments("ptr cannot be zero, that would segfault Bun :(", .{}, globalThis) };
                }

                if (!std.math.isFinite(byte_off.asNumber())) {
                    return .{ .err = JSC.toInvalidArguments("ptr must be a finite number.", .{}, globalThis) };
                }
            } else if (!byte_off.isEmptyOrUndefinedOrNull()) {
                // do nothing
            } else {
                return .{ .err = JSC.toInvalidArguments("Expected number for byteOffset", .{}, globalThis) };
            }
        }

        if (addr == 0xDEADBEEF or addr == 0xaaaaaaaa or addr == 0xAAAAAAAA) {
            return .{ .err = JSC.toInvalidArguments("ptr to invalid memory, that would segfault Bun :(", .{}, globalThis) };
        }

        if (byteLength) |valueLength| {
            if (!valueLength.isEmptyOrUndefinedOrNull()) {
                if (!valueLength.isNumber()) {
                    return .{ .err = JSC.toInvalidArguments("length must be a number.", .{}, globalThis) };
                }

                if (valueLength.asNumber() == 0.0) {
                    return .{ .err = JSC.toInvalidArguments("length must be > 0. This usually means a bug in your code.", .{}, globalThis) };
                }

                const length_i = valueLength.toInt64();
                if (length_i < 0) {
                    return .{ .err = JSC.toInvalidArguments("length must be > 0. This usually means a bug in your code.", .{}, globalThis) };
                }

                if (length_i > max_addressible_memory) {
                    return .{ .err = JSC.toInvalidArguments("length exceeds max addressable memory. This usually means a bug in your code.", .{}, globalThis) };
                }

                const length = @intCast(usize, length_i);
                return .{ .slice = @intToPtr([*]u8, addr)[0..length] };
            }
        }

        return .{ .slice = bun.span(@intToPtr([*:0]u8, addr)) };
    }

    fn getCPtr(value: JSValue) ?usize {
        // pointer to C function
        if (value.isNumber()) {
            const addr = value.asPtrAddress();
            if (addr > 0) return addr;
        } else if (value.isBigInt()) {
            const addr = @bitCast(u64, value.toUInt64NoTruncate());
            if (addr > 0) {
                return addr;
            }
        }

        return null;
    }

    pub fn toArrayBuffer(
        globalThis: *JSGlobalObject,
        value: JSValue,
        byteOffset: ?JSValue,
        valueLength: ?JSValue,
        finalizationCtxOrPtr: ?JSValue,
        finalizationCallback: ?JSValue,
    ) JSC.JSValue {
        switch (getPtrSlice(globalThis, value, byteOffset, valueLength)) {
            .err => |erro| {
                return erro;
            },
            .slice => |slice| {
                var callback: JSC.C.JSTypedArrayBytesDeallocator = null;
                var ctx: ?*anyopaque = null;
                if (finalizationCallback) |callback_value| {
                    if (getCPtr(callback_value)) |callback_ptr| {
                        callback = @intToPtr(JSC.C.JSTypedArrayBytesDeallocator, callback_ptr);

                        if (finalizationCtxOrPtr) |ctx_value| {
                            if (getCPtr(ctx_value)) |ctx_ptr| {
                                ctx = @intToPtr(*anyopaque, ctx_ptr);
                            } else if (!ctx_value.isUndefinedOrNull()) {
                                return JSC.toInvalidArguments("Expected user data to be a C pointer (number or BigInt)", .{}, globalThis);
                            }
                        }
                    } else if (!callback_value.isEmptyOrUndefinedOrNull()) {
                        return JSC.toInvalidArguments("Expected callback to be a C pointer (number or BigInt)", .{}, globalThis);
                    }
                } else if (finalizationCtxOrPtr) |callback_value| {
                    if (getCPtr(callback_value)) |callback_ptr| {
                        callback = @intToPtr(JSC.C.JSTypedArrayBytesDeallocator, callback_ptr);
                    } else if (!callback_value.isEmptyOrUndefinedOrNull()) {
                        return JSC.toInvalidArguments("Expected callback to be a C pointer (number or BigInt)", .{}, globalThis);
                    }
                }

                return JSC.ArrayBuffer.fromBytes(slice, JSC.JSValue.JSType.ArrayBuffer).toJSWithContext(globalThis, ctx, callback, null);
            },
        }
    }

    pub fn toBuffer(
        globalThis: *JSGlobalObject,
        value: JSValue,
        byteOffset: ?JSValue,
        valueLength: ?JSValue,
        finalizationCtxOrPtr: ?JSValue,
        finalizationCallback: ?JSValue,
    ) JSC.JSValue {
        switch (getPtrSlice(globalThis, value, byteOffset, valueLength)) {
            .err => |erro| {
                return erro;
            },
            .slice => |slice| {
                var callback: JSC.C.JSTypedArrayBytesDeallocator = null;
                var ctx: ?*anyopaque = null;
                if (finalizationCallback) |callback_value| {
                    if (getCPtr(callback_value)) |callback_ptr| {
                        callback = @intToPtr(JSC.C.JSTypedArrayBytesDeallocator, callback_ptr);

                        if (finalizationCtxOrPtr) |ctx_value| {
                            if (getCPtr(ctx_value)) |ctx_ptr| {
                                ctx = @intToPtr(*anyopaque, ctx_ptr);
                            } else if (!ctx_value.isEmptyOrUndefinedOrNull()) {
                                return JSC.toInvalidArguments("Expected user data to be a C pointer (number or BigInt)", .{}, globalThis);
                            }
                        }
                    } else if (!callback_value.isEmptyOrUndefinedOrNull()) {
                        return JSC.toInvalidArguments("Expected callback to be a C pointer (number or BigInt)", .{}, globalThis);
                    }
                } else if (finalizationCtxOrPtr) |callback_value| {
                    if (getCPtr(callback_value)) |callback_ptr| {
                        callback = @intToPtr(JSC.C.JSTypedArrayBytesDeallocator, callback_ptr);
                    } else if (!callback_value.isEmptyOrUndefinedOrNull()) {
                        return JSC.toInvalidArguments("Expected callback to be a C pointer (number or BigInt)", .{}, globalThis);
                    }
                }

                if (callback != null or ctx != null) {
                    return JSC.JSValue.createBufferWithCtx(globalThis, slice, ctx, callback);
                }

                return JSC.JSValue.createBuffer(globalThis, slice, null);
            },
        }
    }

    pub fn toCStringBuffer(
        globalThis: *JSGlobalObject,
        value: JSValue,
        byteOffset: ?JSValue,
        valueLength: ?JSValue,
    ) JSC.JSValue {
        switch (getPtrSlice(globalThis, value, byteOffset, valueLength)) {
            .err => |erro| {
                return erro;
            },
            .slice => |slice| {
                return JSC.JSValue.createBuffer(globalThis, slice, null);
            },
        }
    }

    pub fn getter(
        _: void,
        ctx: js.JSContextRef,
        _: js.JSValueRef,
        _: js.JSStringRef,
        _: js.ExceptionRef,
    ) js.JSValueRef {
        var existing = ctx.ptr().getCachedObject(ZigString.static("FFI"));
        if (existing.isEmpty()) {
            var prototype = JSC.C.JSObjectMake(ctx, FFI.Class.get().?[0], null);
            var base = JSC.C.JSObjectMake(ctx, null, null);
            JSC.C.JSObjectSetPrototype(ctx, base, prototype);
            FFI.Class.putDOMCalls(ctx, JSC.JSValue.c(base));
            return ctx.ptr().putCachedObject(
                ZigString.static("FFI"),
                JSValue.fromRef(base),
            ).asObjectRef();
        }

        return existing.asObjectRef();
    }
};

pub const UnsafeCString = struct {
    pub fn constructor(
        ctx: js.JSContextRef,
        _: js.JSObjectRef,
        len: usize,
        args: [*c]const js.JSValueRef,
        exception: js.ExceptionRef,
    ) callconv(.C) js.JSObjectRef {
        if (len == 0) {
            JSC.throwInvalidArguments("Expected a ptr", .{}, ctx, exception);
            return null;
        }

        return newCString(ctx.ptr(), JSC.JSValue.fromRef(args[0]), if (len > 1) JSC.JSValue.fromRef(args[1]) else null, if (len > 2) JSC.JSValue.fromRef(args[2]) else null).asObjectRef();
    }

    pub fn newCString(globalThis: *JSGlobalObject, value: JSValue, byteOffset: ?JSValue, lengthValue: ?JSValue) JSC.JSValue {
        switch (FFI.getPtrSlice(globalThis, value, byteOffset, lengthValue)) {
            .err => |err| {
                return err;
            },
            .slice => |slice| {
                return WebCore.Encoder.toString(slice.ptr, slice.len, globalThis, .utf8);
            },
        }
    }

    pub fn getter(
        _: void,
        ctx: js.JSContextRef,
        _: js.JSValueRef,
        _: js.JSStringRef,
        _: js.ExceptionRef,
    ) js.JSValueRef {
        var existing = ctx.ptr().getCachedObject(ZigString.static("UnsafeCString"));
        if (existing.isEmpty()) {
            return ctx.ptr().putCachedObject(
                ZigString.static("UnsafeCString"),
                JSValue.fromRef(JSC.C.JSObjectMakeConstructor(ctx, null, constructor)),
            ).asObjectRef();
        }

        return existing.asObjectRef();
    }
};

/// EnvironmentVariables is runtime defined.
/// Also, you can't iterate over process.env normally since it only exists at build-time otherwise
// This is aliased to Bun.env
pub const EnvironmentVariables = struct {
    pub export fn Bun__getEnvNames(globalObject: *JSC.JSGlobalObject, names: [*]ZigString, max: usize) usize {
        return getEnvNames(globalObject, names[0..max]);
    }

    pub export fn Bun__getEnvValue(globalObject: *JSC.JSGlobalObject, name: *ZigString, value: *ZigString) bool {
        if (getEnvValue(globalObject, name.*)) |val| {
            value.* = val;
            return true;
        }

        return false;
    }

    pub fn getEnvNames(globalObject: *JSC.JSGlobalObject, names: []ZigString) usize {
        var vm = globalObject.bunVM();
        const keys = vm.bundler.env.map.map.keys();
        const max = @min(names.len, keys.len);
        for (keys[0..max]) |key, i| {
            names[i] = ZigString.initUTF8(key);
        }
        return keys.len;
    }
    pub fn getEnvValue(globalObject: *JSC.JSGlobalObject, name: ZigString) ?ZigString {
        var vm = globalObject.bunVM();
        var sliced = name.toSlice(vm.allocator);
        defer sliced.deinit();
        const value = vm.bundler.env.map.map.get(sliced.slice()) orelse return null;
        return ZigString.initUTF8(value);
    }
};

export fn Bun__reportError(_: *JSGlobalObject, err: JSC.JSValue) void {
    JSC.VirtualMachine.get().runErrorHandler(err, null);
}

comptime {
    if (!is_bindgen) {
        _ = Bun__reportError;
        _ = EnvironmentVariables.Bun__getEnvNames;
        _ = EnvironmentVariables.Bun__getEnvValue;
    }
}

pub const JSZlib = struct {
    export fn reader_deallocator(_: ?*anyopaque, ctx: ?*anyopaque) void {
        var reader: *zlib.ZlibReaderArrayList = bun.cast(*zlib.ZlibReaderArrayList, ctx.?);
        reader.list.deinit(reader.allocator);
        reader.deinit();
    }

    export fn compressor_deallocator(_: ?*anyopaque, ctx: ?*anyopaque) void {
        var compressor: *zlib.ZlibCompressorArrayList = bun.cast(*zlib.ZlibCompressorArrayList, ctx.?);
        compressor.list.deinit(compressor.allocator);
        compressor.deinit();
    }

    pub fn gzipSync(
        globalThis: *JSGlobalObject,
        buffer: JSC.Node.StringOrBuffer,
        options_val_: ?JSValue,
    ) JSValue {
        return gzipOrDeflateSync(globalThis, buffer, options_val_, true);
    }

    pub fn deflateSync(
        globalThis: *JSGlobalObject,
        buffer: JSC.Node.StringOrBuffer,
        options_val_: ?JSValue,
    ) JSValue {
        return gzipOrDeflateSync(globalThis, buffer, options_val_, false);
    }

    pub fn gzipOrDeflateSync(
        globalThis: *JSGlobalObject,
        buffer: JSC.Node.StringOrBuffer,
        options_val_: ?JSValue,
        is_gzip: bool,
    ) JSValue {
        var opts = zlib.Options{ .gzip = is_gzip };
        if (options_val_) |options_val| {
            if (options_val.isObject()) {
                if (options_val.get(globalThis, "windowBits")) |window| {
                    opts.windowBits = window.coerce(i32, globalThis);
                }

                if (options_val.get(globalThis, "level")) |level| {
                    opts.level = level.coerce(i32, globalThis);
                }

                if (options_val.get(globalThis, "memLevel")) |memLevel| {
                    opts.memLevel = memLevel.coerce(i32, globalThis);
                }

                if (options_val.get(globalThis, "strategy")) |strategy| {
                    opts.strategy = strategy.coerce(i32, globalThis);
                }
            }
        }

        var compressed = buffer.slice();
        const allocator = JSC.VirtualMachine.get().allocator;
        var list = std.ArrayListUnmanaged(u8).initCapacity(allocator, if (compressed.len > 512) compressed.len else 32) catch unreachable;
        var reader = zlib.ZlibCompressorArrayList.init(compressed, &list, allocator, opts) catch |err| {
            if (err == error.InvalidArgument) {
                return JSC.toInvalidArguments("Invalid buffer", .{}, globalThis);
            }

            return JSC.toInvalidArguments("Unexpected", .{}, globalThis);
        };

        reader.readAll() catch {
            defer reader.deinit();
            if (reader.errorMessage()) |msg| {
                return ZigString.init(msg).toErrorInstance(globalThis);
            }
            return ZigString.init("Zlib returned an error").toErrorInstance(globalThis);
        };
        reader.list = .{ .items = reader.list.toOwnedSlice(allocator) catch @panic("TODO") };
        reader.list.capacity = reader.list.items.len;
        reader.list_ptr = &reader.list;

        var array_buffer = JSC.ArrayBuffer.fromBytes(reader.list.items, .Uint8Array);
        return array_buffer.toJSWithContext(globalThis, reader, reader_deallocator, null);
    }

    pub fn inflateSync(
        globalThis: *JSGlobalObject,
        buffer: JSC.Node.StringOrBuffer,
    ) JSValue {
        var compressed = buffer.slice();
        const allocator = JSC.VirtualMachine.get().allocator;
        var list = std.ArrayListUnmanaged(u8).initCapacity(allocator, if (compressed.len > 512) compressed.len else 32) catch unreachable;
        var reader = zlib.ZlibReaderArrayList.initWithOptions(compressed, &list, allocator, .{
            .windowBits = -15,
        }) catch |err| {
            if (err == error.InvalidArgument) {
                return JSC.toInvalidArguments("Invalid buffer", .{}, globalThis);
            }

            return JSC.toInvalidArguments("Unexpected", .{}, globalThis);
        };

        reader.readAll() catch {
            defer reader.deinit();
            if (reader.errorMessage()) |msg| {
                return ZigString.init(msg).toErrorInstance(globalThis);
            }
            return ZigString.init("Zlib returned an error").toErrorInstance(globalThis);
        };
        reader.list = .{ .items = reader.list.toOwnedSlice(allocator) catch @panic("TODO") };
        reader.list.capacity = reader.list.items.len;
        reader.list_ptr = &reader.list;

        var array_buffer = JSC.ArrayBuffer.fromBytes(reader.list.items, .Uint8Array);
        return array_buffer.toJSWithContext(globalThis, reader, reader_deallocator, null);
    }

    pub fn gunzipSync(
        globalThis: *JSGlobalObject,
        buffer: JSC.Node.StringOrBuffer,
    ) JSValue {
        var compressed = buffer.slice();
        const allocator = JSC.VirtualMachine.get().allocator;
        var list = std.ArrayListUnmanaged(u8).initCapacity(allocator, if (compressed.len > 512) compressed.len else 32) catch unreachable;
        var reader = zlib.ZlibReaderArrayList.init(compressed, &list, allocator) catch |err| {
            if (err == error.InvalidArgument) {
                return JSC.toInvalidArguments("Invalid buffer", .{}, globalThis);
            }

            return JSC.toInvalidArguments("Unexpected", .{}, globalThis);
        };

        reader.readAll() catch {
            defer reader.deinit();
            if (reader.errorMessage()) |msg| {
                return ZigString.init(msg).toErrorInstance(globalThis);
            }
            return ZigString.init("Zlib returned an error").toErrorInstance(globalThis);
        };
        reader.list = .{ .items = reader.list.toOwnedSlice(allocator) catch @panic("TODO") };
        reader.list.capacity = reader.list.items.len;
        reader.list_ptr = &reader.list;

        var array_buffer = JSC.ArrayBuffer.fromBytes(reader.list.items, .Uint8Array);
        return array_buffer.toJSWithContext(globalThis, reader, reader_deallocator, null);
    }
};

pub usingnamespace @import("./postgres.zig");
pub usingnamespace @import("./bun/subprocess.zig");