parsing.h

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// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#ifndef V8_PARSING_PARSING_H_
#define V8_PARSING_PARSING_H_
 
#include "src/common/globals.h"
 
namespace v8 {
namespace internal {
 
class ParseInfo;
class SharedFunctionInfo;
 
namespace parsing {
 
enum class ReportStatisticsMode { kYes, kNo };
 
// Parses the top-level source code represented by the parse info and sets its
// function literal. Returns false (and deallocates any allocated AST nodes) if
// parsing failed.
V8_EXPORT_PRIVATE bool ParseProgram(ParseInfo* info,
                                    DirectHandle<Script> script,
                                    Isolate* isolate,
                                    ReportStatisticsMode mode);
 
// Parses the top-level source code represented by the parse info and sets its
// function literal. Allows passing an |outer_scope| for programs that exist in
// another scope (e.g. eval). Returns false (and deallocates any allocated AST
// nodes) if parsing failed.
V8_EXPORT_PRIVATE bool ParseProgram(ParseInfo* info,
                                    DirectHandle<Script> script,
                                    MaybeDirectHandle<ScopeInfo> outer_scope,
                                    Isolate* isolate,
                                    ReportStatisticsMode mode);
 
// Like ParseProgram but for an individual function which already has a
// allocated shared function info.
V8_EXPORT_PRIVATE bool ParseFunction(
    ParseInfo* info, DirectHandle<SharedFunctionInfo> shared_info,
    Isolate* isolate, ReportStatisticsMode mode);
 
// If you don't know whether info->is_toplevel() is true or not, use this method
// to dispatch to either of the above functions. Prefer to use the above methods
// whenever possible.
V8_EXPORT_PRIVATE bool ParseAny(ParseInfo* info,
                                DirectHandle<SharedFunctionInfo> shared_info,
                                Isolate* isolate, ReportStatisticsMode mode);
 
}  // namespace parsing
}  // namespace internal
}  // namespace v8
 
#endif  // V8_PARSING_PARSING_H_