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91 lines
3.5 KiB
C++
91 lines
3.5 KiB
C++
/*
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* Copyright (c) 2021-2023, Luke Wilde <lukew@serenityos.org>
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* Copyright (c) 2021-2022, Linus Groh <linusg@serenityos.org>
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* Copyright (c) 2023, Shannon Booth <shannon@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/FlyString.h>
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#include <AK/Forward.h>
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#include <LibGC/Ptr.h>
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#include <LibGC/RootVector.h>
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#include <LibJS/Forward.h>
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#include <LibJS/Runtime/AbstractOperations.h>
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#include <LibJS/Runtime/FunctionObject.h>
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/Export.h>
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#include <LibWeb/Forward.h>
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namespace Web::WebIDL {
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bool is_buffer_source_type(JS::Value);
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GC::Ptr<JS::ArrayBuffer> underlying_buffer_source(JS::Object& buffer_source);
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WEB_API ErrorOr<ByteBuffer> get_buffer_source_copy(JS::Object const& buffer_source);
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JS::Completion call_user_object_operation(CallbackType& callback, Utf16FlyString const& operation_name, Optional<JS::Value> this_argument, ReadonlySpan<JS::Value> args);
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WEB_API JS::ThrowCompletionOr<String> to_string(JS::VM&, JS::Value);
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WEB_API JS::ThrowCompletionOr<Utf16String> to_utf16_string(JS::VM&, JS::Value);
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WEB_API JS::ThrowCompletionOr<String> to_usv_string(JS::VM&, JS::Value);
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JS::ThrowCompletionOr<Utf16String> to_utf16_usv_string(JS::VM&, JS::Value);
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JS::ThrowCompletionOr<String> to_byte_string(JS::VM&, JS::Value);
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enum class ExceptionBehavior {
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NotSpecified,
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Report,
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Rethrow,
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};
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WEB_API JS::Completion invoke_callback(CallbackType& callback, Optional<JS::Value> this_argument, ExceptionBehavior exception_behavior, ReadonlySpan<JS::Value> args);
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WEB_API JS::Completion invoke_callback(CallbackType& callback, Optional<JS::Value> this_argument, ReadonlySpan<JS::Value> args);
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WEB_API GC::Ref<Promise> invoke_promise_callback(CallbackType& callback, Optional<JS::Value> this_argument, ReadonlySpan<JS::Value> args);
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JS::Completion construct(CallbackType& callable, ReadonlySpan<JS::Value> args);
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// https://webidl.spec.whatwg.org/#abstract-opdef-integerpart
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double integer_part(double n);
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enum class EnforceRange {
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Yes,
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No,
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};
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enum class Clamp {
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Yes,
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No,
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};
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// https://webidl.spec.whatwg.org/#abstract-opdef-converttoint
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template<Integral T>
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JS::ThrowCompletionOr<T> convert_to_int(JS::VM& vm, JS::Value, EnforceRange enforce_range = EnforceRange::No, Clamp clamp = Clamp::No);
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bool lists_contain_same_elements(GC::Ptr<JS::Array> array, Optional<GC::RootVector<GC::Ref<DOM::Element>>> const& elements);
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// https://webidl.spec.whatwg.org/#internally-create-a-new-object-implementing-the-interface
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// Steps from "internally create a new object implementing the interface"
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template<typename PrototypeType>
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JS::ThrowCompletionOr<void> set_prototype_from_new_target(JS::VM& vm, JS::FunctionObject& new_target, FlyString const& interface_name, JS::Object& object)
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{
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// 3.2. Let prototype be ? Get(newTarget, "prototype").
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auto prototype = TRY(new_target.get(vm.names.prototype));
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// 3.3. If Type(prototype) is not Object, then:
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if (!prototype.is_object()) {
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// 1. Let targetRealm be ? GetFunctionRealm(newTarget).
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auto* target_realm = TRY(JS::get_function_realm(vm, new_target));
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// 2. Set prototype to the interface prototype object for interface in targetRealm.
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VERIFY(target_realm);
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prototype = &Bindings::ensure_web_prototype<PrototypeType>(*target_realm, interface_name);
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}
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// 9. Set instance.[[Prototype]] to prototype.
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VERIFY(prototype.is_object());
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TRY(object.internal_set_prototype_of(&prototype.as_object()));
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return {};
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}
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}
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