diff options
Diffstat (limited to '')
-rw-r--r-- | src/bun.js/node/node_fs.zig | 445 |
1 files changed, 377 insertions, 68 deletions
diff --git a/src/bun.js/node/node_fs.zig b/src/bun.js/node/node_fs.zig index 254d58455..3f298c5c7 100644 --- a/src/bun.js/node/node_fs.zig +++ b/src/bun.js/node/node_fs.zig @@ -34,9 +34,8 @@ const Mode = JSC.Node.Mode; const uid_t = std.os.uid_t; const gid_t = std.os.gid_t; - /// u63 to allow one null bit -const ReadPosition = u63; +const ReadPosition = i64; const Stats = JSC.Node.Stats; const Dirent = JSC.Node.Dirent; @@ -136,6 +135,154 @@ pub const Arguments = struct { } }; + pub const Writev = struct { + fd: FileDescriptor, + buffers: JSC.Node.VectorArrayBuffer, + position: ?u52 = 0, + + pub fn deinit(_: *const @This()) void {} + + pub fn fromJS(ctx: JSC.C.JSContextRef, arguments: *ArgumentsSlice, exception: JSC.C.ExceptionRef) ?Writev { + const fd_value = arguments.nextEat() orelse { + if (exception.* == null) { + JSC.throwInvalidArguments( + "file descriptor is required", + .{}, + ctx, + exception, + ); + } + return null; + }; + + const fd = JSC.Node.fileDescriptorFromJS(ctx, fd_value, exception) orelse { + if (exception.* == null) { + JSC.throwInvalidArguments( + "file descriptor must be a number", + .{}, + ctx, + exception, + ); + } + return null; + }; + + const buffers = JSC.Node.VectorArrayBuffer.fromJS( + ctx, + arguments.protectEatNext() orelse { + JSC.throwInvalidArguments("Expected an ArrayBufferView[]", .{}, ctx, exception); + return null; + }, + exception, + arguments.arena.allocator(), + ) orelse { + if (exception.* == null) { + JSC.throwInvalidArguments( + "buffers must be an array of TypedArray", + .{}, + ctx, + exception, + ); + } + return null; + }; + + var position: ?u52 = null; + + if (arguments.nextEat()) |pos_value| { + if (!pos_value.isUndefinedOrNull()) { + if (pos_value.isNumber()) { + position = pos_value.to(u52); + } else { + JSC.throwInvalidArguments( + "position must be a number", + .{}, + ctx, + exception, + ); + return null; + } + } + } + + return Writev{ .fd = fd, .buffers = buffers, .position = position }; + } + }; + + pub const Readv = struct { + fd: FileDescriptor, + buffers: JSC.Node.VectorArrayBuffer, + position: ?u52 = 0, + + pub fn deinit(_: *const @This()) void {} + + pub fn fromJS(ctx: JSC.C.JSContextRef, arguments: *ArgumentsSlice, exception: JSC.C.ExceptionRef) ?Readv { + const fd_value = arguments.nextEat() orelse { + if (exception.* == null) { + JSC.throwInvalidArguments( + "file descriptor is required", + .{}, + ctx, + exception, + ); + } + return null; + }; + + const fd = JSC.Node.fileDescriptorFromJS(ctx, fd_value, exception) orelse { + if (exception.* == null) { + JSC.throwInvalidArguments( + "file descriptor must be a number", + .{}, + ctx, + exception, + ); + } + return null; + }; + + const buffers = JSC.Node.VectorArrayBuffer.fromJS( + ctx, + arguments.protectEatNext() orelse { + JSC.throwInvalidArguments("Expected an ArrayBufferView[]", .{}, ctx, exception); + return null; + }, + exception, + arguments.arena.allocator(), + ) orelse { + if (exception.* == null) { + JSC.throwInvalidArguments( + "buffers must be an array of TypedArray", + .{}, + ctx, + exception, + ); + } + return null; + }; + + var position: ?u52 = null; + + if (arguments.nextEat()) |pos_value| { + if (!pos_value.isUndefinedOrNull()) { + if (pos_value.isNumber()) { + position = pos_value.to(u52); + } else { + JSC.throwInvalidArguments( + "position must be a number", + .{}, + ctx, + exception, + ); + return null; + } + } + } + + return Readv{ .fd = fd, .buffers = buffers, .position = position }; + } + }; + pub const FTruncate = struct { fd: FileDescriptor, len: ?JSC.WebCore.Blob.SizeType = null, @@ -505,6 +652,7 @@ pub const Arguments = struct { pub const Stat = struct { path: PathLike, big_int: bool = false, + throw_if_no_entry: bool = true, pub fn deinit(this: Stat) void { this.path.deinit(); @@ -525,13 +673,25 @@ pub const Arguments = struct { if (exception.* != null) return null; + var throw_if_no_entry = true; + const big_int = brk: { if (arguments.next()) |next_val| { if (next_val.isObject()) { if (next_val.isCallable(ctx.ptr().vm())) break :brk false; arguments.eat(); - if (next_val.getOptional(ctx.ptr(), "bigint", bool) catch false) |big_int| { + if (next_val.getOptional(ctx.ptr(), "throwIfNoEntry", bool) catch { + path.deinit(); + return null; + }) |throw_if_no_entry_val| { + throw_if_no_entry = throw_if_no_entry_val; + } + + if (next_val.getOptional(ctx.ptr(), "bigint", bool) catch { + path.deinit(); + return null; + }) |big_int| { break :brk big_int; } } @@ -541,7 +701,7 @@ pub const Arguments = struct { if (exception.* != null) return null; - return Stat{ .path = path, .big_int = big_int }; + return Stat{ .path = path, .big_int = big_int, .throw_if_no_entry = throw_if_no_entry }; } }; @@ -1377,7 +1537,7 @@ pub const Arguments = struct { // fs.write(fd, string[, position[, encoding]], callback) .string => { if (current.isNumber()) { - args.position = current.toU32(); + args.position = current.to(i52); arguments.eat(); current = arguments.next() orelse break :parse; } @@ -1393,18 +1553,18 @@ pub const Arguments = struct { break :parse; } - if (!current.isNumber()) break :parse; - args.offset = current.toU32(); + if (!(current.isNumber() or current.isBigInt())) break :parse; + args.offset = current.to(u52); arguments.eat(); current = arguments.next() orelse break :parse; - if (!current.isNumber()) break :parse; - args.length = current.toU32(); + if (!(current.isNumber() or current.isBigInt())) break :parse; + args.length = current.to(u52); arguments.eat(); current = arguments.next() orelse break :parse; - if (!current.isNumber()) break :parse; - args.position = current.toU32(); + if (!(current.isNumber() or current.isBigInt())) break :parse; + args.position = current.to(i52); arguments.eat(); }, } @@ -1484,8 +1644,8 @@ pub const Arguments = struct { if (arguments.next()) |current| { arguments.eat(); - if (current.isNumber()) { - args.offset = current.toU32(); + if (current.isNumber() or current.isBigInt()) { + args.offset = current.to(u52); if (arguments.remaining.len < 2) { JSC.throwInvalidArguments( @@ -1497,8 +1657,8 @@ pub const Arguments = struct { return null; } - - args.length = arguments.remaining[0].toU32(); + if (arguments.remaining[0].isNumber() or arguments.remaining[0].isBigInt()) + args.length = arguments.remaining[0].to(u52); if (args.length == 0) { JSC.throwInvalidArguments( @@ -1511,26 +1671,26 @@ pub const Arguments = struct { return null; } - const position: i32 = if (arguments.remaining[1].isNumber()) - arguments.remaining[1].toInt32() - else - -1; + if (arguments.remaining[1].isNumber() or arguments.remaining[1].isBigInt()) + args.position = @intCast(ReadPosition, arguments.remaining[1].to(i52)); - args.position = if (position > -1) @intCast(ReadPosition, position) else null; arguments.remaining = arguments.remaining[2..]; } else if (current.isObject()) { - if (current.getIfPropertyExists(ctx.ptr(), "offset")) |num| { - args.offset = num.toU32(); + if (current.getTruthy(ctx.ptr(), "offset")) |num| { + if (num.isNumber() or num.isBigInt()) { + args.offset = num.to(u52); + } } - if (current.getIfPropertyExists(ctx.ptr(), "length")) |num| { - args.length = num.toU32(); + if (current.getTruthy(ctx.ptr(), "length")) |num| { + if (num.isNumber() or num.isBigInt()) { + args.length = num.to(u52); + } } - if (current.getIfPropertyExists(ctx.ptr(), "position")) |num| { - const position: i32 = if (num.isEmptyOrUndefinedOrNull()) -1 else num.coerce(i32, ctx); - if (position > -1) { - args.position = @intCast(ReadPosition, position); + if (current.getTruthy(ctx.ptr(), "position")) |num| { + if (num.isNumber() or num.isBigInt()) { + args.position = num.to(i52); } } } @@ -2264,7 +2424,7 @@ pub const Arguments = struct { return CopyFile{ .src = src, .dest = dest, - .mode = @intToEnum(Constants.Copyfile, mode), + .mode = @enumFromInt(Constants.Copyfile, mode), }; } }; @@ -2313,7 +2473,7 @@ pub const Arguments = struct { }; pub const UnwatchFile = void; - pub const Watch = void; + pub const Watch = JSC.Node.FSWatcher.Arguments; pub const WatchFile = void; pub const Fsync = struct { fd: FileDescriptor, @@ -2350,6 +2510,18 @@ pub const Arguments = struct { }; }; +pub const StatOrNotFound = union(enum) { + stats: Stats, + not_found: void, + + pub fn toJS(this: *StatOrNotFound, globalObject: *JSC.JSGlobalObject) JSC.JSValue { + return switch (this.*) { + .stats => this.stats.toJS(globalObject), + .not_found => JSC.JSValue.undefined, + }; + } +}; + const Return = struct { pub const Access = void; pub const AppendFile = void; @@ -2368,11 +2540,12 @@ const Return = struct { pub const Lchmod = void; pub const Lchown = void; pub const Link = void; - pub const Lstat = Stats; - pub const Mkdir = string; + pub const Lstat = StatOrNotFound; + pub const Mkdir = bun.String; pub const Mkdtemp = JSC.ZigString; pub const Open = FileDescriptor; pub const WriteFile = void; + pub const Readv = Read; pub const Read = struct { bytes_read: u52, @@ -2469,18 +2642,20 @@ const Return = struct { pub const RealpathNative = Realpath; pub const Rename = void; pub const Rmdir = void; - pub const Stat = Stats; + pub const Stat = StatOrNotFound; pub const Symlink = void; pub const Truncate = void; pub const Unlink = void; pub const UnwatchFile = void; - pub const Watch = void; + pub const Watch = JSC.JSValue; pub const WatchFile = void; pub const Utimes = void; pub const Chown = void; pub const Lutimes = void; + + pub const Writev = Write; }; /// Bun's implementation of the Node.js "fs" module @@ -2493,12 +2668,13 @@ pub const NodeFS = struct { /// That means a stack-allocated buffer won't suffice. Instead, we re-use /// the heap allocated buffer on the NodefS struct sync_error_buf: [bun.MAX_PATH_BYTES]u8 = undefined, + vm: ?*JSC.VirtualMachine = null, pub const ReturnType = Return; pub fn access(this: *NodeFS, args: Arguments.Access, comptime _: Flavor) Maybe(Return.Access) { var path = args.path.sliceZ(&this.sync_error_buf); - const rc = Syscall.system.access(path, @enumToInt(args.mode)); + const rc = Syscall.system.access(path, @intFromEnum(args.mode)); return Maybe(Return.Access).errnoSysP(rc, .access, path) orelse Maybe(Return.Access).success; } @@ -2528,7 +2704,7 @@ pub const NodeFS = struct { const path = path_.sliceZ(&this.sync_error_buf); switch (comptime flavor) { .sync => { - const fd = switch (Syscall.open(path, @enumToInt(FileSystemFlags.a), 0o000666)) { + const fd = switch (Syscall.open(path, @intFromEnum(FileSystemFlags.a), 0o000666)) { .result => |result| result, .err => |err| return .{ .err = err }, }; @@ -2594,7 +2770,7 @@ pub const NodeFS = struct { }; if (!os.S.ISREG(stat_.mode)) { - return Maybe(Return.CopyFile){ .err = .{ .errno = @enumToInt(C.SystemErrno.ENOTSUP) } }; + return Maybe(Return.CopyFile){ .err = .{ .errno = @intFromEnum(C.SystemErrno.ENOTSUP) } }; } // 64 KB is about the break-even point for clonefile() to be worth it @@ -2723,7 +2899,7 @@ pub const NodeFS = struct { }; if (!os.S.ISREG(stat_.mode)) { - return Maybe(Return.CopyFile){ .err = .{ .errno = @enumToInt(C.SystemErrno.ENOTSUP) } }; + return Maybe(Return.CopyFile){ .err = .{ .errno = @intFromEnum(C.SystemErrno.ENOTSUP) } }; } var flags: Mode = std.os.O.CREAT | std.os.O.WRONLY; @@ -2978,8 +3154,13 @@ pub const NodeFS = struct { &this.sync_error_buf, ), )) { - .result => |result| Maybe(Return.Lstat){ .result = Return.Lstat.init(result, false) }, - .err => |err| Maybe(Return.Lstat){ .err = err }, + .result => |result| Maybe(Return.Lstat){ .result = .{ .stats = Stats.init(result, args.big_int) } }, + .err => |err| brk: { + if (!args.throw_if_no_entry and err.getErrno() == .NOENT) { + return Maybe(Return.Lstat){ .result = .{ .not_found = {} } }; + } + break :brk Maybe(Return.Lstat){ .err = err }; + }, }; }, else => {}, @@ -2997,7 +3178,7 @@ pub const NodeFS = struct { .sync => { const path = args.path.sliceZ(&this.sync_error_buf); return switch (Syscall.mkdir(path, args.mode)) { - .result => Maybe(Return.Mkdir){ .result = "" }, + .result => Maybe(Return.Mkdir){ .result = bun.String.empty }, .err => |err| Maybe(Return.Mkdir){ .err = err }, }; }, @@ -3026,24 +3207,29 @@ pub const NodeFS = struct { .err => |err| { switch (err.getErrno()) { else => { - @memcpy(&this.sync_error_buf, path.ptr, len); + @memcpy(this.sync_error_buf[0..len], path[0..len]); return .{ .err = err.withPath(this.sync_error_buf[0..len]) }; }, .EXIST => { - return Option{ .result = "" }; + return Option{ .result = bun.String.empty }; }, // continue .NOENT => {}, } }, .result => { - return Option{ .result = args.path.slice() }; + return Option{ + .result = if (args.path == .slice_with_underlying_string) + args.path.slice_with_underlying_string.underlying + else + bun.String.create(args.path.slice()), + }; }, } var working_mem = &this.sync_error_buf; - @memcpy(working_mem, path.ptr, len); + @memcpy(working_mem[0..len], path[0..len]); var i: u16 = len - 1; @@ -3111,10 +3297,9 @@ pub const NodeFS = struct { switch (err.getErrno()) { // handle the race condition .EXIST => { - var display_path: []const u8 = ""; + var display_path = bun.String.empty; if (first_match != std.math.maxInt(u16)) { - // TODO: this leaks memory - display_path = bun.default_allocator.dupe(u8, display_path[0..first_match]) catch unreachable; + display_path = bun.String.create(working_mem[0..first_match]); } return Option{ .result = display_path }; }, @@ -3126,12 +3311,14 @@ pub const NodeFS = struct { } }, .result => { - var display_path = args.path.slice(); - if (first_match != std.math.maxInt(u16)) { - // TODO: this leaks memory - display_path = bun.default_allocator.dupe(u8, display_path[0..first_match]) catch unreachable; - } - return Option{ .result = display_path }; + return Option{ + .result = if (first_match != std.math.maxInt(u16)) + bun.String.create(working_mem[0..first_match]) + else if (args.path == .slice_with_underlying_string) + args.path.slice_with_underlying_string.underlying + else + bun.String.create(args.path.slice()), + }; }, } }, @@ -3146,7 +3333,7 @@ pub const NodeFS = struct { const prefix_slice = args.prefix.slice(); const len = @min(prefix_slice.len, prefix_buf.len -| 7); if (len > 0) { - @memcpy(prefix_buf, prefix_slice.ptr, len); + @memcpy(prefix_buf[0..len], prefix_slice[0..len]); } prefix_buf[len..][0..6].* = "XXXXXX".*; prefix_buf[len..][6] = 0; @@ -3162,15 +3349,15 @@ pub const NodeFS = struct { }; } // std.c.getErrno(rc) returns SUCCESS if rc is null so we call std.c._errno() directly - const errno = @intToEnum(std.c.E, std.c._errno().*); - return .{ .err = Syscall.Error{ .errno = @truncate(Syscall.Error.Int, @enumToInt(errno)), .syscall = .mkdtemp } }; + const errno = @enumFromInt(std.c.E, std.c._errno().*); + return .{ .err = Syscall.Error{ .errno = @truncate(Syscall.Error.Int, @intFromEnum(errno)), .syscall = .mkdtemp } }; } pub fn open(this: *NodeFS, args: Arguments.Open, comptime flavor: Flavor) Maybe(Return.Open) { switch (comptime flavor) { // The sync version does no allocation except when returning the path .sync => { const path = args.path.sliceZ(&this.sync_error_buf); - return switch (Syscall.open(path, @enumToInt(args.flags), args.mode)) { + return switch (Syscall.open(path, @intFromEnum(args.flags), args.mode)) { .err => |err| .{ .err = err.withPath(args.path.slice()), }, @@ -3250,6 +3437,14 @@ pub const NodeFS = struct { ); } + pub fn readv(this: *NodeFS, args: Arguments.Readv, comptime flavor: Flavor) Maybe(Return.Read) { + return if (args.position != null) _preadv(this, args, flavor) else _readv(this, args, flavor); + } + + pub fn writev(this: *NodeFS, args: Arguments.Writev, comptime flavor: Flavor) Maybe(Return.Write) { + return if (args.position != null) _pwritev(this, args, flavor) else _writev(this, args, flavor); + } + pub fn write(this: *NodeFS, args: Arguments.Write, comptime flavor: Flavor) Maybe(Return.Write) { return if (args.position != null) _pwrite(this, args, flavor) else _write(this, args, flavor); } @@ -3301,6 +3496,82 @@ pub const NodeFS = struct { return Maybe(Return.Write).todo; } + fn _preadv(_: *NodeFS, args: Arguments.Readv, comptime flavor: Flavor) Maybe(Return.Readv) { + const position = args.position.?; + + switch (comptime flavor) { + .sync => { + return switch (Syscall.preadv(args.fd, args.buffers.buffers.items, position)) { + .err => |err| .{ + .err = err, + }, + .result => |amt| .{ .result = .{ + .bytes_read = @truncate(u52, amt), + } }, + }; + }, + else => {}, + } + + return Maybe(Return.Write).todo; + } + + fn _readv(_: *NodeFS, args: Arguments.Readv, comptime flavor: Flavor) Maybe(Return.Readv) { + switch (comptime flavor) { + .sync => { + return switch (Syscall.readv(args.fd, args.buffers.buffers.items)) { + .err => |err| .{ + .err = err, + }, + .result => |amt| .{ .result = .{ + .bytes_read = @truncate(u52, amt), + } }, + }; + }, + else => {}, + } + + return Maybe(Return.Write).todo; + } + + fn _pwritev(_: *NodeFS, args: Arguments.Writev, comptime flavor: Flavor) Maybe(Return.Write) { + const position = args.position.?; + + switch (comptime flavor) { + .sync => { + return switch (Syscall.pwritev(args.fd, args.buffers.buffers.items, position)) { + .err => |err| .{ + .err = err, + }, + .result => |amt| .{ .result = .{ + .bytes_written = @truncate(u52, amt), + } }, + }; + }, + else => {}, + } + + return Maybe(Return.Write).todo; + } + + fn _writev(_: *NodeFS, args: Arguments.Writev, comptime flavor: Flavor) Maybe(Return.Write) { + switch (comptime flavor) { + .sync => { + return switch (Syscall.writev(args.fd, args.buffers.buffers.items)) { + .err => |err| .{ + .err = err, + }, + .result => |amt| .{ .result = .{ + .bytes_written = @truncate(u52, amt), + } }, + }; + }, + else => {}, + } + + return Maybe(Return.Write).todo; + } + pub fn readdir(this: *NodeFS, args: Arguments.Readdir, comptime flavor: Flavor) Maybe(Return.Readdir) { return switch (args.encoding) { .buffer => _readdir( @@ -3443,6 +3714,35 @@ pub const NodeFS = struct { const fd = switch (args.path) { .path => brk: { path = args.path.path.sliceZ(&this.sync_error_buf); + if (this.vm) |vm| { + if (vm.standalone_module_graph) |graph| { + if (graph.find(path)) |file| { + if (args.encoding == .buffer) { + return .{ + .result = .{ + .buffer = Buffer.fromBytes( + bun.default_allocator.dupe(u8, file.contents) catch @panic("out of memory"), + bun.default_allocator, + .Uint8Array, + ), + }, + }; + } else if (comptime string_type == .default) + return .{ + .result = .{ + .string = bun.default_allocator.dupe(u8, file.contents) catch @panic("out of memory"), + }, + } + else + return .{ + .result = .{ + .null_terminated = bun.default_allocator.dupeZ(u8, file.contents) catch @panic("out of memory"), + }, + }; + } + } + } + break :brk switch (Syscall.open( path, os.O.RDONLY | os.O.NOCTTY, @@ -3605,7 +3905,7 @@ pub const NodeFS = struct { break :brk switch (Syscall.openat( args.dirfd, path, - @enumToInt(args.flag) | os.O.NOCTTY, + @intFromEnum(args.flag) | os.O.NOCTTY, args.mode, )) { .err => |err| return .{ @@ -3672,7 +3972,7 @@ pub const NodeFS = struct { } // https://github.com/oven-sh/bun/issues/2931 - if ((@enumToInt(args.flag) & std.os.O.APPEND) == 0) { + if ((@intFromEnum(args.flag) & std.os.O.APPEND) == 0) { _ = ftruncateSync(.{ .fd = fd, .len = @truncate(JSC.WebCore.Blob.SizeType, written) }); } @@ -3819,12 +4119,12 @@ pub const NodeFS = struct { while (true) { if (Maybe(Return.Rmdir).errnoSys(bun.C.darwin.removefileat(std.os.AT.FDCWD, dest, null, flags), .rmdir)) |errno| { - switch (@intToEnum(os.E, errno.err.errno)) { + switch (@enumFromInt(os.E, errno.err.errno)) { .AGAIN, .INTR => continue, .NOENT => return Maybe(Return.Rmdir).success, .MLINK => { var copy: [bun.MAX_PATH_BYTES]u8 = undefined; - @memcpy(©, dest.ptr, dest.len); + @memcpy(copy[0..dest.len], dest); copy[dest.len] = 0; var dest_copy = copy[0..dest.len :0]; switch (Syscall.unlink(dest_copy).getErrno()) { @@ -3906,7 +4206,7 @@ pub const NodeFS = struct { } if (Maybe(Return.Rm).errnoSys(bun.C.darwin.removefileat(std.os.AT.FDCWD, dest, null, flags), .unlink)) |errno| { - switch (@intToEnum(os.E, errno.err.errno)) { + switch (@enumFromInt(os.E, errno.err.errno)) { .AGAIN, .INTR => continue, .NOENT => { if (args.force) { @@ -3918,7 +4218,7 @@ pub const NodeFS = struct { .MLINK => { var copy: [bun.MAX_PATH_BYTES]u8 = undefined; - @memcpy(©, dest.ptr, dest.len); + @memcpy(copy[0..dest.len], dest); copy[dest.len] = 0; var dest_copy = copy[0..dest.len :0]; switch (Syscall.unlink(dest_copy).getErrno()) { @@ -4063,8 +4363,13 @@ pub const NodeFS = struct { &this.sync_error_buf, ), )) { - .result => |result| Maybe(Return.Stat){ .result = Return.Stat.init(result, false) }, - .err => |err| Maybe(Return.Stat){ .err = err }, + .result => |result| Maybe(Return.Stat){ .result = .{ .stats = Stats.init(result, args.big_int) } }, + .err => |err| brk: { + if (!args.throw_if_no_entry and err.getErrno() == .NOENT) { + return Maybe(Return.Stat){ .result = .{ .not_found = {} } }; + } + break :brk Maybe(Return.Stat){ .err = err }; + }, }); }, else => {}, @@ -4181,8 +4486,12 @@ pub const NodeFS = struct { return Maybe(Return.Lutimes).todo; } - pub fn watch(_: *NodeFS, _: Arguments.Watch, comptime _: Flavor) Maybe(Return.Watch) { - return Maybe(Return.Watch).todo; + pub fn watch(_: *NodeFS, args: Arguments.Watch, comptime _: Flavor) Maybe(Return.Watch) { + const watcher = args.createFSWatcher() catch |err| { + args.global_this.throwError(err, "Failed to watch filename"); + return Maybe(Return.Watch){ .result = JSC.JSValue.jsUndefined() }; + }; + return Maybe(Return.Watch){ .result = watcher }; } pub fn createReadStream(_: *NodeFS, _: Arguments.CreateReadStream, comptime _: Flavor) Maybe(Return.CreateReadStream) { return Maybe(Return.CreateReadStream).todo; |