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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef ReadableStreamOperations_h | 5 #ifndef ReadableStreamOperations_h |
6 #define ReadableStreamOperations_h | 6 #define ReadableStreamOperations_h |
7 | 7 |
8 #include "bindings/core/v8/ScriptPromise.h" | 8 #include "bindings/core/v8/ScriptPromise.h" |
9 #include "bindings/core/v8/ScriptValue.h" | 9 #include "bindings/core/v8/ScriptValue.h" |
10 #include <v8.h> | 10 #include <v8.h> |
11 | 11 |
12 namespace blink { | 12 namespace blink { |
13 | 13 |
14 class ExceptionState; | 14 class ExceptionState; |
15 class ScriptState; | 15 class ScriptState; |
16 | 16 |
17 // This class has various methods for ReadableStream[Reader] implemented with | 17 // This class has various methods for ReadableStream[Reader] implemented with |
18 // V8 Extras. | 18 // V8 Extras. |
19 // All methods should be called in an appropriate V8 context. All v8 handle | 19 // All methods should be called in an appropriate V8 context. All ScriptValue |
20 // arguments must not be empty. | 20 // arguments must not be empty. |
21 class CORE_EXPORT ReadableStreamOperations { | 21 class CORE_EXPORT ReadableStreamOperations { |
22 STATIC_ONLY(ReadableStreamOperations); | 22 STATIC_ONLY(ReadableStreamOperations); |
23 public: | 23 public: |
24 // AcquireReadableStreamReader | 24 // AcquireReadableStreamReader |
25 // This function assumes |isReadableStream(stream)|. | 25 // This function assumes |isReadableStream(stream)|. |
26 // Returns an empty value and throws an error via the ExceptionState when | 26 // Returns an empty value and throws an error via the ExceptionState when |
27 // errored. | 27 // errored. |
28 static ScriptValue getReader(ScriptState*, v8::Local<v8::Value> stream, Exce
ptionState&); | 28 static ScriptValue getReader(ScriptState*, ScriptValue stream, ExceptionStat
e&); |
29 | 29 |
30 // IsReadableStream | 30 // IsReadableStream |
31 static bool isReadableStream(ScriptState*, v8::Local<v8::Value>); | 31 static bool isReadableStream(ScriptState*, ScriptValue); |
32 | 32 |
33 // IsReadableStreamDisturbed | 33 // IsReadableStreamDisturbed |
34 // This function assumes |isReadableStream(stream)|. | 34 // This function assumes |isReadableStream(stream)|. |
35 static bool isDisturbed(ScriptState*, v8::Local<v8::Value> stream); | 35 static bool isDisturbed(ScriptState*, ScriptValue stream); |
36 | 36 |
37 // IsReadableStreamLocked | 37 // IsReadableStreamLocked |
38 // This function assumes |isReadableStream(stream)|. | 38 // This function assumes |isReadableStream(stream)|. |
39 static bool isLocked(ScriptState*, v8::Local<v8::Value> stream); | 39 static bool isLocked(ScriptState*, ScriptValue stream); |
40 | 40 |
41 // IsReadableStreamReader | 41 // IsReadableStreamReader |
42 static bool isReadableStreamReader(ScriptState*, v8::Local<v8::Value>); | 42 static bool isReadableStreamReader(ScriptState*, ScriptValue); |
43 | 43 |
44 // ReadFromReadableStreamReader | 44 // ReadFromReadableStreamReader |
45 // This function assumes |isReadableStreamReader(reader)|. | 45 // This function assumes |isReadableStreamReader(reader)|. |
46 static ScriptPromise read(ScriptState*, v8::Local<v8::Value> reader); | 46 static ScriptPromise read(ScriptState*, ScriptValue reader); |
47 }; | 47 }; |
48 | 48 |
49 } // namespace blink | 49 } // namespace blink |
50 | 50 |
51 #endif // ReadableStreamOperations_h | 51 #endif // ReadableStreamOperations_h |
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