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LibWeb: Implement WritableStreamDefaultWriter.abort()
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5 changed files with 32 additions and 1 deletions
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@ -49,6 +49,21 @@ JS::GCPtr<JS::Object> WritableStreamDefaultWriter::ready()
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return m_ready_promise->promise();
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}
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// https://streams.spec.whatwg.org/#default-writer-abort
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WebIDL::ExceptionOr<JS::GCPtr<JS::Object>> WritableStreamDefaultWriter::abort(JS::Value reason)
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{
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auto& realm = this->realm();
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// 1. If this.[[stream]] is undefined, return a promise rejected with a TypeError exception.
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if (!m_stream) {
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auto exception = MUST_OR_THROW_OOM(JS::TypeError::create(realm, "Cannot abort a writer that has no locked stream"sv));
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return WebIDL::create_rejected_promise(realm, exception)->promise();
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}
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// 2. Return ! WritableStreamDefaultWriterAbort(this, reason).
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return TRY(writable_stream_default_writer_abort(*this, reason))->promise();
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}
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WritableStreamDefaultWriter::WritableStreamDefaultWriter(JS::Realm& realm)
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: Bindings::PlatformObject(realm)
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{
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