Implement ES6 Template Literals

src/full-codegen.cc

 // 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.
 
 #include "src/v8.h"
 
 #include "src/ast.h"
 #include "src/ast-numbering.h"
 #include "src/code-factory.h"
 #include "src/codegen.h"
@@ skipping 190 matching lines @@
 
 
 void BreakableStatementChecker::VisitVariableProxy(VariableProxy* expr) {
 }
 
 
 void BreakableStatementChecker::VisitLiteral(Literal* expr) {
 }
 
 
+void BreakableStatementChecker::VisitTemplateLiteral(TemplateLiteral* node) {}
+
+
 void BreakableStatementChecker::VisitRegExpLiteral(RegExpLiteral* expr) {
 }
 
 
 void BreakableStatementChecker::VisitObjectLiteral(ObjectLiteral* expr) {
 }
 
 
 void BreakableStatementChecker::VisitArrayLiteral(ArrayLiteral* expr) {
 }
@@ skipping 1318 matching lines @@
   }
 }
 
 
 void FullCodeGenerator::VisitLiteral(Literal* expr) {
   Comment cmnt(masm_, "[ Literal");
   context()->Plug(expr->value());
 }
 
 
+void FullCodeGenerator::VisitTemplateLiteral(TemplateLiteral* expr) {
+  // 12.2.8.2.4 --- TemplateLiteral Evaluation
+  Comment cmnt(masm_, "[ TemplateLiteral");
+  context()->Plug(isolate()->factory()->undefined_value());
+}
+
+
 void FullCodeGenerator::VisitFunctionLiteral(FunctionLiteral* expr) {
   Comment cmnt(masm_, "[ FunctionLiteral");
 
   // Build the function boilerplate and instantiate it.
   Handle<SharedFunctionInfo> function_info =
       Compiler::BuildFunctionInfo(expr, script(), info_);
   if (function_info.is_null()) {
     SetStackOverflow();
     return;
   }
@@ skipping 192 matching lines @@
   }
   return true;
 }
 #endif  // DEBUG
 
 
 #undef __
 
 
 } }  // namespace v8::internal