[parser] Refactor of Parse*Statement*, part 7

src/parsing/parser.h

 // Copyright 2012 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_PARSER_H_
 #define V8_PARSING_PARSER_H_
 
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 #include "src/parsing/parser-base.h"
@@ skipping 266 matching lines @@
       const DeclarationParsingResult::Declaration* declaration,
       ZoneList<const AstRawString*>* names, bool* ok);
   ZoneList<const AstRawString*>* DeclareLabel(
       ZoneList<const AstRawString*>* labels, VariableProxy* expr, bool* ok);
   bool ContainsLabel(ZoneList<const AstRawString*>* labels,
                      const AstRawString* label);
   Expression* RewriteReturn(Expression* return_value, int pos);
   Statement* RewriteSwitchStatement(Expression* tag,
                                     SwitchStatement* switch_statement,
                                     ZoneList<CaseClause*>* cases, Scope* scope);
+  void RewriteCatchPattern(CatchInfo* catch_info, bool* ok);
+  void ValidateCatchBlock(const CatchInfo& catch_info, bool* ok);
+  Statement* RewriteTryStatement(Block* try_block, Block* catch_block,
+                                 Block* finally_block,
+                                 const CatchInfo& catch_info, int pos,
+                                 bool* ok);
 
   Statement* DeclareFunction(const AstRawString* variable_name,
                              FunctionLiteral* function, int pos,
                              bool is_generator, bool is_async,
                              ZoneList<const AstRawString*>* names, bool* ok);
 
   Expression* ParseYieldStarExpression(bool* ok);
 
   class PatternRewriter final : public AstVisitor<PatternRewriter> {
    public:
@@ skipping 70 matching lines @@
     const DeclarationDescriptor* descriptor_;
     ZoneList<const AstRawString*>* names_;
     Expression* current_value_;
     int recursion_level_;
     bool* ok_;
 
     DEFINE_AST_VISITOR_MEMBERS_WITHOUT_STACKOVERFLOW()
   };
 
   Statement* ParseForStatement(ZoneList<const AstRawString*>* labels, bool* ok);
   Expression* MakeCatchContext(Handle<String> id, VariableProxy* value);

[nickie, 2016/09/14 08:14:04]

Also, this declaration is redundant (there's no definition for this method). 
I'll delete it before landing.

-  TryStatement* ParseTryStatement(bool* ok);
 
   // !%_IsJSReceiver(result = iterator.next()) &&
   //     %ThrowIteratorResultNotAnObject(result)
   Expression* BuildIteratorNextResult(Expression* iterator, Variable* result,
                                       int pos);
 
   Expression* GetIterator(Expression* iterable, int pos);
 
   // Initialize the components of a for-in / for-of statement.
   Statement* InitializeForEachStatement(ForEachStatement* stmt,
@@ skipping 684 matching lines @@
 
 #ifdef DEBUG
   void Print(AstNode* node);
 #endif  // DEBUG
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_PARSING_PARSER_H_