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Side by Side Diff: Source/bindings/v8/ScriptRegexp.cpp

Issue 193123002: Use new V8 Microtask Queue API (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 6 years, 9 months ago
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1 /* 1 /*
2 * Copyright (C) 2004, 2008, 2009 Apple Inc. All rights reserved. 2 * Copyright (C) 2004, 2008, 2009 Apple Inc. All rights reserved.
3 * Copyright (C) 2008 Collabora Ltd. 3 * Copyright (C) 2008 Collabora Ltd.
4 * Copyright (C) 2011 Peter Varga (pvarga@webkit.org), University of Szeged 4 * Copyright (C) 2011 Peter Varga (pvarga@webkit.org), University of Szeged
5 * Copyright (C) 2013 Google Inc. All rights reserved. 5 * Copyright (C) 2013 Google Inc. All rights reserved.
6 * 6 *
7 * Redistribution and use in source and binary forms, with or without 7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions 8 * modification, are permitted provided that the following conditions
9 * are met: 9 * are met:
10 * 1. Redistributions of source code must retain the above copyright 10 * 1. Redistributions of source code must retain the above copyright
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32 #include "bindings/v8/V8Binding.h" 32 #include "bindings/v8/V8Binding.h"
33 #include "bindings/v8/V8PerIsolateData.h" 33 #include "bindings/v8/V8PerIsolateData.h"
34 #include "bindings/v8/V8RecursionScope.h" 34 #include "bindings/v8/V8RecursionScope.h"
35 35
36 namespace WebCore { 36 namespace WebCore {
37 37
38 ScriptRegexp::ScriptRegexp(const String& pattern, TextCaseSensitivity caseSensit ivity, MultilineMode multilineMode) 38 ScriptRegexp::ScriptRegexp(const String& pattern, TextCaseSensitivity caseSensit ivity, MultilineMode multilineMode)
39 { 39 {
40 v8::Isolate* isolate = v8::Isolate::GetCurrent(); 40 v8::Isolate* isolate = v8::Isolate::GetCurrent();
41 v8::HandleScope handleScope(isolate); 41 v8::HandleScope handleScope(isolate);
42 v8::Local<v8::Context> context = V8PerIsolateData::from(isolate)->ensureRege xContext(); 42 v8::Local<v8::Context> context = V8PerIsolateData::from(isolate)->ensureDomI nJSContext();
43 v8::Context::Scope scope(context); 43 v8::Context::Scope scope(context);
44 44
45 unsigned flags = v8::RegExp::kNone; 45 unsigned flags = v8::RegExp::kNone;
46 if (caseSensitivity == TextCaseInsensitive) 46 if (caseSensitivity == TextCaseInsensitive)
47 flags |= v8::RegExp::kIgnoreCase; 47 flags |= v8::RegExp::kIgnoreCase;
48 if (multilineMode == MultilineEnabled) 48 if (multilineMode == MultilineEnabled)
49 flags |= v8::RegExp::kMultiline; 49 flags |= v8::RegExp::kMultiline;
50 50
51 v8::TryCatch tryCatch; 51 v8::TryCatch tryCatch;
52 v8::Local<v8::RegExp> regex = v8::RegExp::New(v8String(context->GetIsolate() , pattern), static_cast<v8::RegExp::Flags>(flags)); 52 v8::Local<v8::RegExp> regex = v8::RegExp::New(v8String(context->GetIsolate() , pattern), static_cast<v8::RegExp::Flags>(flags));
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63 63
64 if (m_regex.isEmpty() || string.isNull()) 64 if (m_regex.isEmpty() || string.isNull())
65 return -1; 65 return -1;
66 66
67 // v8 strings are limited to int. 67 // v8 strings are limited to int.
68 if (string.length() > INT_MAX) 68 if (string.length() > INT_MAX)
69 return -1; 69 return -1;
70 70
71 v8::Isolate* isolate = v8::Isolate::GetCurrent(); 71 v8::Isolate* isolate = v8::Isolate::GetCurrent();
72 v8::HandleScope handleScope(isolate); 72 v8::HandleScope handleScope(isolate);
73 v8::Local<v8::Context> context = V8PerIsolateData::current()->ensureRegexCon text(); 73 v8::Local<v8::Context> context = V8PerIsolateData::current()->ensureDomInJSC ontext();
74 v8::Context::Scope scope(context); 74 v8::Context::Scope scope(context);
75 v8::TryCatch tryCatch; 75 v8::TryCatch tryCatch;
76 76
77 V8RecursionScope::MicrotaskSuppression microtaskScope; 77 V8RecursionScope::MicrotaskSuppression microtaskScope;
78 78
79 v8::Local<v8::RegExp> regex = m_regex.newLocal(isolate); 79 v8::Local<v8::RegExp> regex = m_regex.newLocal(isolate);
80 v8::Local<v8::Function> exec = regex->Get(v8AtomicString(isolate, "exec")).A s<v8::Function>(); 80 v8::Local<v8::Function> exec = regex->Get(v8AtomicString(isolate, "exec")).A s<v8::Function>();
81 81
82 v8::Handle<v8::Value> argv[] = { v8String(context->GetIsolate(), string.subs tring(startFrom)) }; 82 v8::Handle<v8::Value> argv[] = { v8String(context->GetIsolate(), string.subs tring(startFrom)) };
83 v8::Local<v8::Value> returnValue = exec->Call(regex, 1, argv); 83 v8::Local<v8::Value> returnValue = exec->Call(regex, 1, argv);
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97 97
98 if (matchLength) { 98 if (matchLength) {
99 v8::Local<v8::String> match = result->Get(0).As<v8::String>(); 99 v8::Local<v8::String> match = result->Get(0).As<v8::String>();
100 *matchLength = match->Length(); 100 *matchLength = match->Length();
101 } 101 }
102 102
103 return matchOffset + startFrom; 103 return matchOffset + startFrom;
104 } 104 }
105 105
106 } // namespace WebCore 106 } // namespace WebCore
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