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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* vim: set ts=8 sts=4 et sw=4 tw=99:
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef frontend_BytecodeCompiler_h
#define frontend_BytecodeCompiler_h
#include "NamespaceImports.h"
#include "vm/Scope.h"
#include "vm/String.h"
class JSLinearString;
namespace js {
class LazyScript;
class LifoAlloc;
class ModuleObject;
class ScriptSourceObject;
struct SourceCompressionTask;
namespace frontend {
JSScript*
CompileGlobalScript(ExclusiveContext* cx, LifoAlloc& alloc, ScopeKind scopeKind,
const ReadOnlyCompileOptions& options,
SourceBufferHolder& srcBuf,
SourceCompressionTask* extraSct = nullptr,
ScriptSourceObject** sourceObjectOut = nullptr);
JSScript*
CompileEvalScript(ExclusiveContext* cx, LifoAlloc& alloc,
HandleObject scopeChain, HandleScope enclosingScope,
const ReadOnlyCompileOptions& options,
SourceBufferHolder& srcBuf,
SourceCompressionTask* extraSct = nullptr,
ScriptSourceObject** sourceObjectOut = nullptr);
ModuleObject*
CompileModule(JSContext* cx, const ReadOnlyCompileOptions& options,
SourceBufferHolder& srcBuf);
ModuleObject*
CompileModule(ExclusiveContext* cx, const ReadOnlyCompileOptions& options,
SourceBufferHolder& srcBuf, LifoAlloc& alloc,
ScriptSourceObject** sourceObjectOut = nullptr);
MOZ_MUST_USE bool
CompileLazyFunction(JSContext* cx, Handle<LazyScript*> lazy, const char16_t* chars, size_t length);
MOZ_MUST_USE bool
CompileFunctionBody(JSContext* cx, MutableHandleFunction fun,
const ReadOnlyCompileOptions& options,
Handle<PropertyNameVector> formals, JS::SourceBufferHolder& srcBuf,
HandleScope enclosingScope);
// As above, but defaults to the global lexical scope as the enclosing scope.
MOZ_MUST_USE bool
CompileFunctionBody(JSContext* cx, MutableHandleFunction fun,
const ReadOnlyCompileOptions& options,
Handle<PropertyNameVector> formals, JS::SourceBufferHolder& srcBuf);
MOZ_MUST_USE bool
CompileStarGeneratorBody(JSContext* cx, MutableHandleFunction fun,
const ReadOnlyCompileOptions& options,
Handle<PropertyNameVector> formals, JS::SourceBufferHolder& srcBuf);
MOZ_MUST_USE bool
CompileAsyncFunctionBody(JSContext* cx, MutableHandleFunction fun,
const ReadOnlyCompileOptions& options,
Handle<PropertyNameVector> formals, JS::SourceBufferHolder& srcBuf);
ScriptSourceObject*
CreateScriptSourceObject(ExclusiveContext* cx, const ReadOnlyCompileOptions& options);
/*
* True if str consists of an IdentifierStart character, followed by one or
* more IdentifierPart characters, i.e. it matches the IdentifierName production
* in the language spec.
*
* This returns true even if str is a keyword like "if".
*
* Defined in TokenStream.cpp.
*/
bool
IsIdentifier(JSLinearString* str);
/*
* As above, but taking chars + length.
*/
bool
IsIdentifier(const char16_t* chars, size_t length);
/* True if str is a keyword. Defined in TokenStream.cpp. */
bool
IsKeyword(JSLinearString* str);
/* GC marking. Defined in Parser.cpp. */
void
MarkParser(JSTracer* trc, JS::AutoGCRooter* parser);
} /* namespace frontend */
} /* namespace js */
#endif /* frontend_BytecodeCompiler_h */
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