| /* |
| * Copyright (C) 2009 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef V8ScriptRunner_h |
| #define V8ScriptRunner_h |
| |
| #include "bindings/core/v8/ScriptState.h" |
| #include "bindings/core/v8/ScriptValue.h" |
| #include "bindings/core/v8/V8BindingMacros.h" |
| #include "bindings/core/v8/V8CacheOptions.h" |
| #include "core/CoreExport.h" |
| #include "core/fetch/AccessControlStatus.h" |
| #include "platform/text/CompressibleString.h" |
| #include "wtf/Allocator.h" |
| #include "wtf/text/TextPosition.h" |
| #include "wtf/text/WTFString.h" |
| #include <v8.h> |
| |
| namespace blink { |
| |
| class CachedMetadataHandler; |
| class Resource; |
| class ScriptResource; |
| class ScriptSourceCode; |
| class ExecutionContext; |
| class ScriptStreamer; |
| |
| class CORE_EXPORT V8ScriptRunner final { |
| STATIC_ONLY(V8ScriptRunner); |
| public: |
| // For the following methods, the caller sites have to hold |
| // a HandleScope and a ContextScope. |
| static v8::MaybeLocal<v8::Script> compileScript(const ScriptSourceCode&, v8::Isolate*, AccessControlStatus = SharableCrossOrigin, V8CacheOptions = V8CacheOptionsDefault); |
| static v8::MaybeLocal<v8::Script> compileScript(const CompressibleString&, const String& fileName, const String& sourceMapUrl, const TextPosition&, v8::Isolate*, CachedMetadataHandler* = nullptr, AccessControlStatus = SharableCrossOrigin, V8CacheOptions = V8CacheOptionsDefault); |
| // CachedMetadataHandler is set when metadata caching is supported. For |
| // normal scripe resources, CachedMetadataHandler is from ScriptResource. |
| // For worker script, ScriptResource is null but CachedMetadataHandler may be |
| // set. When ScriptStreamer is set, ScriptResource must be set. |
| static v8::MaybeLocal<v8::Script> compileScript(v8::Local<v8::String>, const String& fileName, const String& sourceMapUrl, const TextPosition&, v8::Isolate*, ScriptResource* = nullptr, ScriptStreamer* = nullptr, CachedMetadataHandler* = nullptr, AccessControlStatus = SharableCrossOrigin, V8CacheOptions = V8CacheOptionsDefault, bool isInternalScript = false); |
| static v8::MaybeLocal<v8::Value> runCompiledScript(v8::Isolate*, v8::Local<v8::Script>, ExecutionContext*); |
| static v8::MaybeLocal<v8::Value> compileAndRunInternalScript(v8::Local<v8::String>, v8::Isolate*, const String& = String(), const TextPosition& = TextPosition()); |
| static v8::MaybeLocal<v8::Value> runCompiledInternalScript(v8::Isolate*, v8::Local<v8::Script>); |
| static v8::MaybeLocal<v8::Value> callAsConstructor(v8::Isolate*, v8::Local<v8::Object>, ExecutionContext*, int argc = 0, v8::Local<v8::Value> argv[] = 0); |
| static v8::MaybeLocal<v8::Value> callInternalFunction(v8::Local<v8::Function>, v8::Local<v8::Value> receiver, int argc, v8::Local<v8::Value> info[], v8::Isolate*); |
| static v8::MaybeLocal<v8::Value> callFunction(v8::Local<v8::Function>, ExecutionContext*, v8::Local<v8::Value> receiver, int argc, v8::Local<v8::Value> info[], v8::Isolate*); |
| static v8::MaybeLocal<v8::Object> instantiateObject(v8::Isolate*, v8::Local<v8::ObjectTemplate>); |
| static v8::MaybeLocal<v8::Object> instantiateObject(v8::Isolate*, v8::Local<v8::Function>, int argc = 0, v8::Local<v8::Value> argv[] = 0); |
| static v8::MaybeLocal<v8::Object> instantiateObjectInDocument(v8::Isolate*, v8::Local<v8::Function>, ExecutionContext*, int argc = 0, v8::Local<v8::Value> argv[] = 0); |
| |
| static unsigned tagForParserCache(CachedMetadataHandler*); |
| static unsigned tagForCodeCache(CachedMetadataHandler*); |
| static void setCacheTimeStamp(CachedMetadataHandler*); |
| |
| |
| // Utiltiies for calling functions added to the V8 extras binding object. |
| |
| template <size_t N> |
| static v8::MaybeLocal<v8::Value> callExtra(ScriptState* scriptState, const char* name, v8::Local<v8::Value>(&args)[N]) |
| { |
| return callExtraHelper(scriptState, name, N, args); |
| } |
| |
| template <size_t N> |
| static v8::Local<v8::Value> callExtraOrCrash(ScriptState* scriptState, const char* name, v8::Local<v8::Value>(&args)[N]) |
| { |
| return v8CallOrCrash(callExtraHelper(scriptState, name, N, args)); |
| } |
| |
| private: |
| static v8::MaybeLocal<v8::Value> callExtraHelper(ScriptState* scriptState, const char* name, size_t numArgs, v8::Local<v8::Value>* args) |
| { |
| v8::Isolate* isolate = scriptState->isolate(); |
| v8::Local<v8::Value> undefined = v8::Undefined(isolate); |
| v8::Local<v8::Value> functionValue = scriptState->getFromExtrasExports(name).v8Value(); |
| if (functionValue.IsEmpty()) |
| return v8::MaybeLocal<v8::Value>(); |
| v8::Local<v8::Function> function = functionValue.As<v8::Function>(); |
| return V8ScriptRunner::callInternalFunction(function, undefined, numArgs, args, isolate); |
| } |
| }; |
| |
| } // namespace blink |
| |
| #endif // V8ScriptRunner_h |