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	 d81b0e3c86
			
		
	
	
		d81b0e3c86
		
	
	
	
	
		
			
			This ports the same change which was made in 9c3e9e8981 to
ReadRequest, although nothing actually implements this interface yet.
		
	
			
		
			
				
	
	
		
			60 lines
		
	
	
	
		
			1.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
	
		
			1.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2023, Matthew Olsson <mattco@serenityos.org>
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|  *
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|  * SPDX-License-Identifier: BSD-2-Clause
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|  */
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| 
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| #pragma once
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| 
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| #include <AK/Forward.h>
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| #include <AK/Function.h>
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| #include <LibJS/Forward.h>
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| #include <LibWeb/Bindings/PlatformObject.h>
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| #include <LibWeb/Forward.h>
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| #include <LibWeb/Streams/ReadableStreamGenericReader.h>
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| 
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| namespace Web::Streams {
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| 
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| // https://streams.spec.whatwg.org/#read-into-request
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| class ReadIntoRequest : public JS::Cell {
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|     JS_CELL(ReadIntoRequest, JS::Cell);
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| 
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| public:
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|     virtual ~ReadIntoRequest() = default;
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| 
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|     // An algorithm taking a chunk, called when a chunk is available for reading
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|     virtual void on_chunk(JS::Value chunk) = 0;
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| 
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|     // An algorithm taking a chunk or undefined, called when no chunks are available because the stream is closed
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|     virtual void on_close(JS::Value chunk_or_undefined) = 0;
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| 
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|     // An algorithm taking a JavaScript value, called when no chunks are available because the stream is errored
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|     virtual void on_error(JS::Value error) = 0;
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| };
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| 
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| // https://streams.spec.whatwg.org/#readablestreambyobreader
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| class ReadableStreamBYOBReader final
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|     : public Bindings::PlatformObject
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|     , public ReadableStreamGenericReaderMixin {
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|     WEB_PLATFORM_OBJECT(ReadableStreamBYOBReader, Bindings::PlatformObject);
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| 
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| public:
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|     static WebIDL::ExceptionOr<JS::NonnullGCPtr<ReadableStreamBYOBReader>> construct_impl(JS::Realm&, JS::NonnullGCPtr<ReadableStream>);
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| 
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|     virtual ~ReadableStreamBYOBReader() override = default;
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| 
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|     void release_lock();
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| 
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|     Vector<JS::NonnullGCPtr<ReadIntoRequest>>& read_into_requests() { return m_read_into_requests; }
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| 
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| private:
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|     explicit ReadableStreamBYOBReader(JS::Realm&);
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| 
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|     virtual void visit_edges(Cell::Visitor&) override;
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| 
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|     // https://streams.spec.whatwg.org/#readablestreambyobreader-readintorequests
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|     // A list of read-into requests, used when a consumer requests chunks sooner than they are available
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|     Vector<JS::NonnullGCPtr<ReadIntoRequest>> m_read_into_requests;
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| };
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| 
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| }
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