WIPjarred/esbuild-plugin-api

3 files changed, 166 insertions, 2 deletions

diff --git a/src/javascript/jsc/bindings/bindings.zig b/src/javascript/jsc/bindings/bindings.zig
index 0eaf2a277..e410de62a 100644
--- a/src/javascript/jsc/bindings/bindings.zig
+++ b/src/javascript/jsc/bindings/bindings.zig
@@ -89,6 +89,16 @@ pub const ZigString = extern struct {
 
     pub const shim = Shimmer("", "ZigString", @This());
 
+    pub fn hash(this: ZigString) u64 {
+        if (this.len == 0) return 0;
+
+        if (this.is16Bit()) {
+            return std.hash.Wyhash.hash(0, std.mem.sliceAsBytes(this.utf16Slice()));
+        }
+
+        return std.hash.Wyhash.hash(0, this.slice());
+    }
+
     pub const Slice = struct {
         allocator: std.mem.Allocator,
         ptr: [*]const u8,
@@ -1713,6 +1723,22 @@ pub const JSValue = enum(i64) {
         });
     }
 
+    pub fn indexOfMatchingRegexPtr(list: [*]const JSValue, list_len: usize, globalThis: *JSGlobalObject, zig_str: *const ZigString) i32 {
+        return cppFn("indexOfMatchingRegexPtr", .{
+            list,
+            list_len,
+            globalThis,
+            zig_str,
+        });
+    }
+
+    pub fn indexOfMatchingRegExp(list: []const JSValue, globalThis: *JSGlobalObject, zig_str: ZigString) ?usize {
+        return switch (indexOfMatchingRegexPtr(list.ptr, list.len, globalThis, &zig_str)) {
+            -1 => null,
+            0...std.math.maxInt(i32) => |val| @intCast(usize, val),
+        };
+    }
+
     pub inline fn arrayIterator(this: JSValue, global: *JSGlobalObject) JSArrayIterator {
         return JSArrayIterator.init(this, global);
     }
@@ -1998,7 +2024,7 @@ pub const JSValue = enum(i64) {
         return @intToPtr(*anyopaque, @bitCast(u64, @enumToInt(this)));
     }
 
-    pub const Extern = [_][]const u8{ "createInternalPromise", "asInternalPromise", "asArrayBuffer_", "getReadableStreamState", "getWritableStreamState", "fromEntries", "createTypeError", "createRangeError", "createObject2", "getIfPropertyExistsImpl", "jsType", "jsonStringify", "kind_", "isTerminationException", "isSameValue", "getLengthOfArray", "toZigString", "createStringArray", "createEmptyObject", "putRecord", "asPromise", "isClass", "getNameProperty", "getClassName", "getErrorsProperty", "toInt32", "toBoolean", "isInt32", "isIterable", "forEach", "isAggregateError", "toZigException", "isException", "toWTFString", "hasProperty", "getPropertyNames", "getDirect", "putDirect", "getIfExists", "asString", "asObject", "asNumber", "isError", "jsNull", "jsUndefined", "jsTDZValue", "jsBoolean", "jsDoubleNumber", "jsNumberFromDouble", "jsNumberFromChar", "jsNumberFromU16", "jsNumberFromInt32", "jsNumberFromInt64", "jsNumberFromUint64", "isUndefined", "isNull", "isUndefinedOrNull", "isBoolean", "isAnyInt", "isUInt32AsAnyInt", "isInt32AsAnyInt", "isNumber", "isString", "isBigInt", "isHeapBigInt", "isBigInt32", "isSymbol", "isPrimitive", "isGetterSetter", "isCustomGetterSetter", "isObject", "isCell", "asCell", "toString", "toStringOrNull", "toPropertyKey", "toPropertyKeyValue", "toObject", "toString", "getPrototype", "getPropertyByPropertyName", "eqlValue", "eqlCell", "isCallable" };
+    pub const Extern = [_][]const u8{ "indexOfMatchingRegex", "createInternalPromise", "asInternalPromise", "asArrayBuffer_", "getReadableStreamState", "getWritableStreamState", "fromEntries", "createTypeError", "createRangeError", "createObject2", "getIfPropertyExistsImpl", "jsType", "jsonStringify", "kind_", "isTerminationException", "isSameValue", "getLengthOfArray", "toZigString", "createStringArray", "createEmptyObject", "putRecord", "asPromise", "isClass", "getNameProperty", "getClassName", "getErrorsProperty", "toInt32", "toBoolean", "isInt32", "isIterable", "forEach", "isAggregateError", "toZigException", "isException", "toWTFString", "hasProperty", "getPropertyNames", "getDirect", "putDirect", "getIfExists", "asString", "asObject", "asNumber", "isError", "jsNull", "jsUndefined", "jsTDZValue", "jsBoolean", "jsDoubleNumber", "jsNumberFromDouble", "jsNumberFromChar", "jsNumberFromU16", "jsNumberFromInt32", "jsNumberFromInt64", "jsNumberFromUint64", "isUndefined", "isNull", "isUndefinedOrNull", "isBoolean", "isAnyInt", "isUInt32AsAnyInt", "isInt32AsAnyInt", "isNumber", "isString", "isBigInt", "isHeapBigInt", "isBigInt32", "isSymbol", "isPrimitive", "isGetterSetter", "isCustomGetterSetter", "isObject", "isCell", "asCell", "toString", "toStringOrNull", "toPropertyKey", "toPropertyKeyValue", "toObject", "toString", "getPrototype", "getPropertyByPropertyName", "eqlValue", "eqlCell", "isCallable" };
 };
 
 extern "c" fn Microtask__run(*Microtask, *JSGlobalObject) void;
diff --git a/src/javascript/jsc/esbuild/esbuild_plugins.zig b/src/javascript/jsc/esbuild/esbuild_plugins.zig
new file mode 100644
index 000000000..022634a80
--- /dev/null
+++ b/src/javascript/jsc/esbuild/esbuild_plugins.zig
@@ -0,0 +1,134 @@
+const std = @import("std");
+const Api = @import("../../../api/schema.zig").Api;
+const RequestContext = @import("../../../http.zig").RequestContext;
+const MimeType = @import("../../../http.zig").MimeType;
+const ZigURL = @import("../../../query_string_map.zig").URL;
+const HTTPClient = @import("http");
+const NetworkThread = HTTPClient.NetworkThread;
+const strings = @import("../../../global.zig").strings;
+const string = @import("../../../global.zig").string;
+const default_allocator = @import("../../../global.zig").default_allocator;
+const FeatureFlags = @import("../../../global.zig").FeatureFlags;
+const Path = @import("../../../fs.zig").Path;
+const logger = @import("../../../logger.zig");
+
+const JSC = @import("../../../jsc.zig");
+const Bundler = @import("../../../bundler.zig").Bundler;
+const Resolver = @import("../../../bundler.zig").Resolver;
+const js = JSC.C;
+
+pub const Plugin = struct {
+    name: string,
+
+    pub const Registry = struct {
+        bundler: *Bundler,
+        resolver: *Resolver,
+        allocator: std.mem.Allocator,
+
+        load: LoadCallback.Map,
+        resolve: ResolveCallback.Map,
+
+        pub const Class = JSC.NewClass(
+            Registry,
+            .{ .name = "Registry" },
+            .{
+                .onLoad = .{
+                    .rfn = handleOnLoad,
+                },
+                .onResolve = .{
+                    .rfn = handleOnResolve,
+                },
+                .onStart = .{
+                    .rfn = handleOnStart,
+                },
+                .onEnd = .{
+                    .rfn = handleOnEnd,
+                },
+                .resolve = .{
+                    .rfn = handleResolve,
+                },
+            },
+            .{},
+        );
+
+        pub fn addLoadCallback(this: *Registry, namespace_: string, callback: LoadCallback) void {
+            var entry = this.load.getOrPut(this.allocator, namespace_) catch unreachable;
+        }
+
+        pub fn handleOnLoad(
+            this: *Registry,
+            ctx: js.JSContextRef,
+            _: js.JSObjectRef,
+            _: js.JSObjectRef,
+            args_: []const js.JSValueRef,
+            exception: js.ExceptionRef,
+        ) js.JSValueRef {
+            const args: []const JSC.JSValue = @ptrCast([*]const JSC.JSValue, args_.ptr)[0..args_.len];
+            if (args.len < 2) {
+                JSC.throwInvalidArguments("onLoad expects a filter object and a callback", .{}, ctx, exception);
+                return null;
+            }
+
+            const object = args[0];
+            if (!object.jsType().isObject()) {
+                JSC.throwInvalidArguments("onLoad expects an object with \"filter\"", .{}, ctx, exception);
+                return null;
+            }
+
+var namespace_slice = JSC.ZigString.init("file").toSlice(this.allocator);
+
+            if (object.get(ctx.ptr(), "namespace")) |namespace_prop| {
+namespace_slice = namespace_prop.toSlice(ctx.ptr(), this.allocator);                
+            }
+
+            if (object.get(ctx.ptr(), "filter")) |filter_prop| {
+                switch (filter_prop.jsType()) {
+                    JSC.JSValue.JSType.RegExpObject => {
+
+                    },
+                }
+            }
+        }
+
+        pub fn noop(
+            _: *Registry,
+            _: js.JSContextRef,
+            _: js.JSObjectRef,
+            _: js.JSObjectRef,
+            _: []const js.JSValueRef,
+            _: js.ExceptionRef,
+        ) js.JSValueRef {
+            return JSC.JSValue.jsUndefined();
+        }
+        const handleOnResolve = noop;
+        const handleOnStart = noop;
+        const handleOnEnd = noop;
+        const handleResolve = noop;
+    };
+};
+
+pub const LoadCallback = struct {
+    plugin: *Plugin,
+    javascript_function: JSC.JSValue,
+    filter: FilterList,
+
+    pub const List = std.MultiArrayList(LoadCallback);
+    pub const Map = std.AutoHashMapUnmanaged(u64, List);
+
+    pub const Context = struct {
+        registry: 
+        log: *logger.Log,
+        namespace: string,
+        import_path: string,
+    };
+};
+pub const ResolveCallback = struct {
+    plugin: *Plugin,
+    javascript_function: JSC.JSValue,
+    filter: FilterList,
+
+    pub const List = std.MultiArrayList(ResolveCallback);
+    pub const Map =  std.AutoHashMapUnmanaged(u64, List);
+};
+
+pub const FilterList = []const JSC.JSValue;
diff --git a/src/string_immutable.zig b/src/string_immutable.zig
index 207b6634d..e6ee76634 100644
--- a/src/string_immutable.zig
+++ b/src/string_immutable.zig
@@ -433,7 +433,7 @@ pub fn eqlCaseInsensitiveASCII(a: string, comptime b: anytype, comptime check_le
     return true;
 }
 
-pub fn eqlLong(a_: string, b: string, comptime check_len: bool) bool {
+pub fn eqlLongWithType(comptime Type: type, a_: Type, b: Type, comptime check_len: bool) bool {
     if (comptime check_len) {
         if (a_.len == 0) {
             return b.len == 0;
@@ -483,6 +483,10 @@ pub fn eqlLong(a_: string, b: string, comptime check_len: bool) bool {
     return true;
 }
 
+pub fn eqlLong(a_: string, b: string, comptime check_len: bool) bool {
+    return eqlLongWithType(string, a_, b, check_len);
+}
+
 pub inline fn append(allocator: std.mem.Allocator, self: string, other: string) !string {
     return std.fmt.allocPrint(allocator, "{s}{s}", .{ self, other });
 }