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PerformanceObserver.supportedEntryTypes

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This commit is contained in:
Karl Seguin
2025-11-26 07:42:19 +08:00
parent be0a808f01
commit e1d9732a60
4 changed files with 41 additions and 25 deletions
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6
build.zig.zon
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@@ -5,9 +5,9 @@
.fingerprint = 0xda130f3af836cea0,
.dependencies = .{
.v8 = .{
.url = "https://github.com/lightpanda-io/zig-v8-fork/archive/beb187f3337a8c458e1917dc0105003fb7ae1b2f.tar.gz",
.hash = "v8-0.0.0-xddH6x_gAwAgDtdWGHjv52NsW07MQnfpUQDpZn7RR43Y",
.url = "https://github.com/lightpanda-io/zig-v8-fork/archive/0d19781ccec829640e4f07591cbc166fa7dbe139.tar.gz",
.hash = "v8-0.0.0-xddH6wTgAwALFCYoZbUIqtsRyP6mr69N7aKT_cySHKN2",
},
// .v8 = .{ .path = "../zig-v8-fork" }
//.v8 = .{ .path = "../zig-v8-fork" }
},
}

24
src/browser/js/Env.zig
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@@ -196,9 +196,15 @@ fn promiseRejectCallback(v8_msg: v8.C_PromiseRejectMessage) callconv(.c) void {
const context = Context.fromIsolate(isolate);
const value =
if (msg.getValue()) |v8_value| context.valueToString(v8_value, .{}) catch |err| @errorName(err) else "no value";
if (msg.getValue()) |v8_value|
context.valueToString(v8_value, .{}) catch |err| @errorName(err)
else "no value"
;
log.debug(.js, "unhandled rejection", .{ .value = value });
log.debug(.js, "unhandled rejection", .{
.value = value,
.stack = context.stackTrace() catch |err| @errorName(err) orelse "???"
});
}
// Give it a Zig struct, get back a v8.FunctionTemplate.
@@ -232,8 +238,13 @@ pub fn attachClass(comptime JsApi: type, isolate: v8.Isolate, template: v8.Funct
const js_name = v8.String.initUtf8(isolate, name).toName();
const getter_callback = v8.FunctionTemplate.initCallback(isolate, value.getter);
if (value.setter == null) {
template_proto.setAccessorGetter(js_name, getter_callback);
if (value.static) {
template.setAccessorGetter(js_name, getter_callback);
} else {
template_proto.setAccessorGetter(js_name, getter_callback);
}
} else {
std.debug.assert(value.static == false);
const setter_callback = v8.FunctionTemplate.initCallback(isolate, value.setter);
template_proto.setAccessorGetterAndSetter(js_name, getter_callback, setter_callback);
}
@@ -265,8 +276,11 @@ pub fn attachClass(comptime JsApi: type, isolate: v8.Isolate, template: v8.Funct
const js_name = v8.Symbol.getIterator(isolate).toName();
template_proto.set(js_name, function_template, v8.PropertyAttribute.None);
},
bridge.Property.Int => {
const js_value = js.simpleZigValueToJs(isolate, value.int, true, false);
bridge.Property => {
const js_value = switch (value) {
.int => |v| js.simpleZigValueToJs(isolate, v, true, false),
};
const js_name = v8.String.initUtf8(isolate, name).toName();
// apply it both to the type itself
template.set(js_name, js_value, v8.PropertyAttribute.ReadOnly + v8.PropertyAttribute.DontDelete);

31
src/browser/js/bridge.zig
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@@ -57,8 +57,12 @@ pub fn Builder(comptime T: type) type {
return Callable.init(T, func, opts);
}
pub fn property(value: anytype) Property.GetType(@TypeOf(value)) {
return Property.GetType(@TypeOf(value)).init(value);
pub fn property(value: anytype) Property {
switch (@typeInfo(@TypeOf(value))) {
.comptime_int, .int => return .{.int = value},
else => {},
}
@compileError("Property for " ++ @typeName(@TypeOf(value)) ++ " hasn't been defined yet");
}
pub fn prototypeChain() [prototypeChainLength(T)]js.PrototypeChainEntry {
@@ -146,17 +150,22 @@ pub const Function = struct {
};
pub const Accessor = struct {
static: bool = false,
getter: ?*const fn (?*const v8.C_FunctionCallbackInfo) callconv(.c) void = null,
setter: ?*const fn (?*const v8.C_FunctionCallbackInfo) callconv(.c) void = null,
const Opts = struct {
static: bool = false,
cache: ?[]const u8 = null, // @ZIGDOM
as_typed_array: bool = false,
null_as_undefined: bool = false,
};
fn init(comptime T: type, comptime getter: anytype, comptime setter: anytype, comptime opts: Opts) Accessor {
var accessor = Accessor{};
var accessor = Accessor{
.static = opts.static,
};
if (@typeInfo(@TypeOf(getter)) != .null) {
accessor.getter = struct {
fn wrap(raw_info: ?*const v8.C_FunctionCallbackInfo) callconv(.c) void {
@@ -321,20 +330,8 @@ pub const Callable = struct {
}
};
pub const Property = struct {
fn GetType(comptime T: type) type {
switch (@typeInfo(T)) {
.comptime_int, .int => return Int,
else => @compileError("Property for " ++ @typeName(T) ++ " hasn't been defined yet"),
}
}
pub const Int = struct {
int: i64,
pub fn init(value: i64) Int {
return .{ .int = value };
}
};
pub const Property = union(enum) {
int: i64,
};
// Given a Type, returns the length of the prototype chain, including self

5
src/browser/webapi/PerformanceObserver.zig
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@@ -49,6 +49,10 @@ pub fn takeRecords(_: *const PerformanceObserver) []const Entry {
return &.{};
}
pub fn getSupportedEntryTypes(_: *const PerformanceObserver) [][]const u8 {
return &.{};
}
pub const JsApi = struct {
pub const bridge = js.Bridge(PerformanceObserver);
@@ -64,4 +68,5 @@ pub const JsApi = struct {
pub const observe = bridge.function(PerformanceObserver.observe, .{});
pub const disconnect = bridge.function(PerformanceObserver.disconnect, .{});
pub const takeRecords = bridge.function(PerformanceObserver.takeRecords, .{});
pub const supportedEntryTypes = bridge.accessor(PerformanceObserver.getSupportedEntryTypes, null, .{.static = true});
};