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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 #include "bindings/core/v8/ReadableStreamOperations.h" | 5 #include "bindings/core/v8/ReadableStreamOperations.h" |
| 6 | 6 |
| 7 #include "bindings/core/v8/ExceptionState.h" | 7 #include "bindings/core/v8/ExceptionState.h" |
| 8 #include "bindings/core/v8/ScriptState.h" | 8 #include "bindings/core/v8/ScriptState.h" |
| 9 #include "bindings/core/v8/V8Binding.h" | 9 #include "bindings/core/v8/V8ScriptRunner.h" |
| 10 | 10 |
| 11 namespace blink { | 11 namespace blink { |
| 12 | 12 |
| 13 ScriptValue ReadableStreamOperations::getReader(ScriptState* scriptState, Script
Value stream, ExceptionState& es) | 13 ScriptValue ReadableStreamOperations::getReader(ScriptState* scriptState, Script
Value stream, ExceptionState& es) |
| 14 { | 14 { |
| 15 ASSERT(isReadableStream(scriptState, stream)); | 15 ASSERT(isReadableStream(scriptState, stream)); |
| 16 | 16 |
| 17 v8::TryCatch block(scriptState->isolate()); | 17 v8::TryCatch block(scriptState->isolate()); |
| 18 v8::Local<v8::Value> args[] = { stream.v8Value() }; | 18 v8::Local<v8::Value> args[] = { stream.v8Value() }; |
| 19 ScriptValue result(scriptState, v8CallExtra(scriptState, "AcquireReadableStr
eamReader", args)); | 19 ScriptValue result(scriptState, V8ScriptRunner::callExtra(scriptState, "Acqu
ireReadableStreamReader", args)); |
| 20 if (block.HasCaught()) | 20 if (block.HasCaught()) |
| 21 es.rethrowV8Exception(block.Exception()); | 21 es.rethrowV8Exception(block.Exception()); |
| 22 return result; | 22 return result; |
| 23 } | 23 } |
| 24 | 24 |
| 25 bool ReadableStreamOperations::isReadableStream(ScriptState* scriptState, Script
Value value) | 25 bool ReadableStreamOperations::isReadableStream(ScriptState* scriptState, Script
Value value) |
| 26 { | 26 { |
| 27 ASSERT(!value.isEmpty()); | 27 ASSERT(!value.isEmpty()); |
| 28 | 28 |
| 29 if (!value.isObject()) | 29 if (!value.isObject()) |
| 30 return false; | 30 return false; |
| 31 | 31 |
| 32 v8::Local<v8::Value> args[] = { value.v8Value() }; | 32 v8::Local<v8::Value> args[] = { value.v8Value() }; |
| 33 return v8CallExtraOrCrash(scriptState, "IsReadableStream", args)->ToBoolean(
)->Value(); | 33 return V8ScriptRunner::callExtraOrCrash(scriptState, "IsReadableStream", arg
s)->ToBoolean()->Value(); |
| 34 } | 34 } |
| 35 | 35 |
| 36 bool ReadableStreamOperations::isDisturbed(ScriptState* scriptState, ScriptValue
stream) | 36 bool ReadableStreamOperations::isDisturbed(ScriptState* scriptState, ScriptValue
stream) |
| 37 { | 37 { |
| 38 ASSERT(isReadableStream(scriptState, stream)); | 38 ASSERT(isReadableStream(scriptState, stream)); |
| 39 | 39 |
| 40 v8::Local<v8::Value> args[] = { stream.v8Value() }; | 40 v8::Local<v8::Value> args[] = { stream.v8Value() }; |
| 41 return v8CallExtraOrCrash(scriptState, "IsReadableStreamDisturbed", args)->T
oBoolean()->Value(); | 41 return V8ScriptRunner::callExtraOrCrash(scriptState, "IsReadableStreamDistur
bed", args)->ToBoolean()->Value(); |
| 42 } | 42 } |
| 43 | 43 |
| 44 bool ReadableStreamOperations::isLocked(ScriptState* scriptState, ScriptValue st
ream) | 44 bool ReadableStreamOperations::isLocked(ScriptState* scriptState, ScriptValue st
ream) |
| 45 { | 45 { |
| 46 ASSERT(isReadableStream(scriptState, stream)); | 46 ASSERT(isReadableStream(scriptState, stream)); |
| 47 | 47 |
| 48 v8::Local<v8::Value> args[] = { stream.v8Value() }; | 48 v8::Local<v8::Value> args[] = { stream.v8Value() }; |
| 49 return v8CallExtraOrCrash(scriptState, "IsReadableStreamLocked", args)->ToBo
olean()->Value(); | 49 return V8ScriptRunner::callExtraOrCrash(scriptState, "IsReadableStreamLocked
", args)->ToBoolean()->Value(); |
| 50 } | 50 } |
| 51 | 51 |
| 52 bool ReadableStreamOperations::isReadableStreamReader(ScriptState* scriptState,
ScriptValue value) | 52 bool ReadableStreamOperations::isReadableStreamReader(ScriptState* scriptState,
ScriptValue value) |
| 53 { | 53 { |
| 54 ASSERT(!value.isEmpty()); | 54 ASSERT(!value.isEmpty()); |
| 55 | 55 |
| 56 if (!value.isObject()) | 56 if (!value.isObject()) |
| 57 return false; | 57 return false; |
| 58 | 58 |
| 59 v8::Local<v8::Value> args[] = { value.v8Value() }; | 59 v8::Local<v8::Value> args[] = { value.v8Value() }; |
| 60 return v8CallExtraOrCrash(scriptState, "IsReadableStreamReader", args)->ToBo
olean()->Value(); | 60 return V8ScriptRunner::callExtraOrCrash(scriptState, "IsReadableStreamReader
", args)->ToBoolean()->Value(); |
| 61 } | 61 } |
| 62 | 62 |
| 63 ScriptPromise ReadableStreamOperations::read(ScriptState* scriptState, ScriptVal
ue reader) | 63 ScriptPromise ReadableStreamOperations::read(ScriptState* scriptState, ScriptVal
ue reader) |
| 64 { | 64 { |
| 65 ASSERT(isReadableStreamReader(scriptState, reader)); | 65 ASSERT(isReadableStreamReader(scriptState, reader)); |
| 66 | 66 |
| 67 v8::Local<v8::Value> args[] = { reader.v8Value() }; | 67 v8::Local<v8::Value> args[] = { reader.v8Value() }; |
| 68 return ScriptPromise::cast(scriptState, v8CallExtraOrCrash(scriptState, "Rea
dFromReadableStreamReader", args)); | 68 return ScriptPromise::cast(scriptState, V8ScriptRunner::callExtraOrCrash(scr
iptState, "ReadFromReadableStreamReader", args)); |
| 69 } | 69 } |
| 70 | 70 |
| 71 } // namespace blink | 71 } // namespace blink |
| 72 | 72 |
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