Reland #2 "Wrap v8natives.js into a function."

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/1127693006

Cr-Commit-Position: refs/heads/master@{#28217}

src/api.cc

@@ -3589,7 +3589,7 @@ MaybeLocal<Value> v8::Object::GetOwnPropertyDescriptor(Local<Context> context,
   i::Handle<i::Object> args[] = { obj, key_name };
   i::Handle<i::Object> result;
   has_pending_exception =
-      !CallV8HeapFunction(isolate, "ObjectGetOwnPropertyDescriptor",
+      !CallV8HeapFunction(isolate, "$objectGetOwnPropertyDescriptor",
                           isolate->factory()->undefined_value(),
                           arraysize(args), args).ToHandle(&result);
   RETURN_ON_FAILED_EXECUTION(Value);

src/array-iterator.js

@@ -125,16 +125,16 @@ function ArrayKeys() {
 %FunctionSetPrototype(ArrayIterator, new GlobalObject());
 %FunctionSetInstanceClassName(ArrayIterator, 'Array Iterator');
 
-InstallFunctions(ArrayIterator.prototype, DONT_ENUM, [
+$installFunctions(ArrayIterator.prototype, DONT_ENUM, [
   'next', ArrayIteratorNext
 ]);
-SetFunctionName(ArrayIteratorIterator, symbolIterator);
+$setFunctionName(ArrayIteratorIterator, symbolIterator);
 %AddNamedProperty(ArrayIterator.prototype, symbolIterator,
                   ArrayIteratorIterator, DONT_ENUM);
 %AddNamedProperty(ArrayIterator.prototype, symbolToStringTag,
                   "Array Iterator", READ_ONLY | DONT_ENUM);
 
-InstallFunctions(GlobalArray.prototype, DONT_ENUM, [
+$installFunctions(GlobalArray.prototype, DONT_ENUM, [
   // No 'values' since it breaks webcompat: http://crbug.com/409858
   'entries', ArrayEntries,
   'keys', ArrayKeys

src/array.js

@@ -372,7 +372,7 @@ function ArrayToString() {
     func = array.join;
   }
   if (!IS_SPEC_FUNCTION(func)) {
-    return %_CallFunction(array, ObjectToString);
+    return %_CallFunction(array, $objectToString);
   }
   return %_CallFunction(array, func);
 }
@@ -447,7 +447,7 @@ function ArrayPop() {
 
   n--;
   var value = array[n];
-  Delete(array, ToName(n), true);
+  $delete(array, ToName(n), true);
   array.length = n;
   return value;
 }
@@ -620,7 +620,7 @@ function ArrayShift() {
     return;
   }
 
-  if (ObjectIsSealed(array)) throw MakeTypeError(kArrayFunctionsOnSealed);
+  if ($objectIsSealed(array)) throw MakeTypeError(kArrayFunctionsOnSealed);
 
   if (%IsObserved(array))
     return ObservedArrayShift.call(array, len);
@@ -671,7 +671,7 @@ function ArrayUnshift(arg1) {  // length == 1
   var num_arguments = %_ArgumentsLength();
 
   if (len > 0 && UseSparseVariant(array, len, IS_ARRAY(array), len) &&
-     !ObjectIsSealed(array)) {
+      !$objectIsSealed(array)) {
     SparseMove(array, 0, 0, len, num_arguments);
   } else {
     SimpleMove(array, 0, 0, len, num_arguments);
@@ -817,9 +817,9 @@ function ArraySplice(start, delete_count) {
   deleted_elements.length = del_count;
   var num_elements_to_add = num_arguments > 2 ? num_arguments - 2 : 0;
 
-  if (del_count != num_elements_to_add && ObjectIsSealed(array)) {
+  if (del_count != num_elements_to_add && $objectIsSealed(array)) {
     throw MakeTypeError(kArrayFunctionsOnSealed);
-  } else if (del_count > 0 && ObjectIsFrozen(array)) {
+  } else if (del_count > 0 && $objectIsFrozen(array)) {
     throw MakeTypeError(kArrayFunctionsOnFrozen);
   }
 
@@ -1523,7 +1523,7 @@ var unscopables = {
                   DONT_ENUM | READ_ONLY);
 
 // Set up non-enumerable functions on the Array object.
-InstallFunctions(GlobalArray, DONT_ENUM, [
+$installFunctions(GlobalArray, DONT_ENUM, [
   "isArray", ArrayIsArray
 ]);
 
@@ -1544,7 +1544,7 @@ var getFunction = function(name, jsBuiltin, len) {
 // set their names.
 // Manipulate the length of some of the functions to meet
 // expectations set by ECMA-262 or Mozilla.
-InstallFunctions(GlobalArray.prototype, DONT_ENUM, [
+$installFunctions(GlobalArray.prototype, DONT_ENUM, [
   "toString", getFunction("toString", ArrayToString),
   "toLocaleString", getFunction("toLocaleString", ArrayToLocaleString),
   "join", getFunction("join", ArrayJoin),
@@ -1573,7 +1573,7 @@ InstallFunctions(GlobalArray.prototype, DONT_ENUM, [
 // The internal Array prototype doesn't need to be fancy, since it's never
 // exposed to user code.
 // Adding only the functions that are actually used.
-SetUpLockedPrototype(InternalArray, GlobalArray(), [
+$setUpLockedPrototype(InternalArray, GlobalArray(), [
   "concat", getFunction("concat", ArrayConcatJS),
   "indexOf", getFunction("indexOf", ArrayIndexOf),
   "join", getFunction("join", ArrayJoin),
@@ -1583,7 +1583,7 @@ SetUpLockedPrototype(InternalArray, GlobalArray(), [
   "splice", getFunction("splice", ArraySplice)
 ]);
 
-SetUpLockedPrototype(InternalPackedArray, GlobalArray(), [
+$setUpLockedPrototype(InternalPackedArray, GlobalArray(), [
   "join", getFunction("join", ArrayJoin),
   "pop", getFunction("pop", ArrayPop),
   "push", getFunction("push", ArrayPush),

src/arraybuffer.js

@@ -83,13 +83,13 @@ function ArrayBufferIsViewJS(obj) {
 %AddNamedProperty(GlobalArrayBuffer.prototype,
     symbolToStringTag, "ArrayBuffer", DONT_ENUM | READ_ONLY);
 
-InstallGetter(GlobalArrayBuffer.prototype, "byteLength", ArrayBufferGetByteLen);
+$installGetter(GlobalArrayBuffer.prototype, "byteLength", ArrayBufferGetByteLen);
 
-InstallFunctions(GlobalArrayBuffer, DONT_ENUM, [
+$installFunctions(GlobalArrayBuffer, DONT_ENUM, [
   "isView", ArrayBufferIsViewJS
 ]);
 
-InstallFunctions(GlobalArrayBuffer.prototype, DONT_ENUM, [
+$installFunctions(GlobalArrayBuffer.prototype, DONT_ENUM, [
   "slice", ArrayBufferSlice
 ]);
 

src/bootstrapper.cc

@@ -1573,9 +1573,9 @@ void Genesis::InstallNativeFunctions() {
   INSTALL_NATIVE(JSFunction, "ToInt32", to_int32_fun);
   INSTALL_NATIVE(JSFunction, "ToLength", to_length_fun);
 
-  INSTALL_NATIVE(JSFunction, "GlobalEval", global_eval_fun);
+  INSTALL_NATIVE(JSFunction, "$globalEval", global_eval_fun);
   INSTALL_NATIVE(JSFunction, "$getStackTraceLine", get_stack_trace_line_fun);
-  INSTALL_NATIVE(JSFunction, "ToCompletePropertyDescriptor",
+  INSTALL_NATIVE(JSFunction, "$toCompletePropertyDescriptor",
                  to_complete_property_descriptor);
 
   INSTALL_NATIVE(Symbol, "$promiseStatus", promise_status);

src/collection-iterator.js

@@ -76,17 +76,17 @@ function SetValues() {
 %SetCode(SetIterator, SetIteratorConstructor);
 %FunctionSetPrototype(SetIterator, new GlobalObject());
 %FunctionSetInstanceClassName(SetIterator, 'Set Iterator');
-InstallFunctions(SetIterator.prototype, DONT_ENUM, [
+$installFunctions(SetIterator.prototype, DONT_ENUM, [
   'next', SetIteratorNextJS
 ]);
 
-SetFunctionName(SetIteratorSymbolIterator, symbolIterator);
+$setFunctionName(SetIteratorSymbolIterator, symbolIterator);
 %AddNamedProperty(SetIterator.prototype, symbolIterator,
     SetIteratorSymbolIterator, DONT_ENUM);
 %AddNamedProperty(SetIterator.prototype, symbolToStringTag,
     "Set Iterator", READ_ONLY | DONT_ENUM);
 
-InstallFunctions(GlobalSet.prototype, DONT_ENUM, [
+$installFunctions(GlobalSet.prototype, DONT_ENUM, [
   'entries', SetEntries,
   'keys', SetValues,
   'values', SetValues
@@ -166,18 +166,18 @@ function MapValues() {
 %SetCode(MapIterator, MapIteratorConstructor);
 %FunctionSetPrototype(MapIterator, new GlobalObject());
 %FunctionSetInstanceClassName(MapIterator, 'Map Iterator');
-InstallFunctions(MapIterator.prototype, DONT_ENUM, [
+$installFunctions(MapIterator.prototype, DONT_ENUM, [
   'next', MapIteratorNextJS
 ]);
 
-SetFunctionName(MapIteratorSymbolIterator, symbolIterator);
+$setFunctionName(MapIteratorSymbolIterator, symbolIterator);
 %AddNamedProperty(MapIterator.prototype, symbolIterator,
     MapIteratorSymbolIterator, DONT_ENUM);
 %AddNamedProperty(MapIterator.prototype, symbolToStringTag,
     "Map Iterator", READ_ONLY | DONT_ENUM);
 
 
-InstallFunctions(GlobalMap.prototype, DONT_ENUM, [
+$installFunctions(GlobalMap.prototype, DONT_ENUM, [
   'entries', MapEntries,
   'keys', MapKeys,
   'values', MapValues

src/collection.js

@@ -22,7 +22,7 @@ function HashToEntry(table, hash, numBuckets) {
 
 
 function SetFindEntry(table, numBuckets, key, hash) {
-  var keyIsNaN = NumberIsNaN(key);
+  var keyIsNaN = $numberIsNaN(key);
   for (var entry = HashToEntry(table, hash, numBuckets);
        entry !== NOT_FOUND;
        entry = ORDERED_HASH_SET_CHAIN_AT(table, entry, numBuckets)) {
@@ -30,7 +30,7 @@ function SetFindEntry(table, numBuckets, key, hash) {
     if (key === candidate) {
       return entry;
     }
-    if (keyIsNaN && NumberIsNaN(candidate)) {
+    if (keyIsNaN && $numberIsNaN(candidate)) {
       return entry;
     }
   }
@@ -40,7 +40,7 @@ function SetFindEntry(table, numBuckets, key, hash) {
 
 
 function MapFindEntry(table, numBuckets, key, hash) {
-  var keyIsNaN = NumberIsNaN(key);
+  var keyIsNaN = $numberIsNaN(key);
   for (var entry = HashToEntry(table, hash, numBuckets);
        entry !== NOT_FOUND;
        entry = ORDERED_HASH_MAP_CHAIN_AT(table, entry, numBuckets)) {
@@ -48,7 +48,7 @@ function MapFindEntry(table, numBuckets, key, hash) {
     if (key === candidate) {
       return entry;
     }
-    if (keyIsNaN && NumberIsNaN(candidate)) {
+    if (keyIsNaN && $numberIsNaN(candidate)) {
       return entry;
     }
   }
@@ -239,8 +239,8 @@ function SetForEach(f, receiver) {
 %FunctionSetLength(SetForEach, 1);
 
 // Set up the non-enumerable functions on the Set prototype object.
-InstallGetter(GlobalSet.prototype, "size", SetGetSize);
-InstallFunctions(GlobalSet.prototype, DONT_ENUM, [
+$installGetter(GlobalSet.prototype, "size", SetGetSize);
+$installFunctions(GlobalSet.prototype, DONT_ENUM, [
   "add", SetAdd,
   "has", SetHas,
   "delete", SetDelete,
@@ -427,8 +427,8 @@ function MapForEach(f, receiver) {
 %FunctionSetLength(MapForEach, 1);
 
 // Set up the non-enumerable functions on the Map prototype object.
-InstallGetter(GlobalMap.prototype, "size", MapGetSize);
-InstallFunctions(GlobalMap.prototype, DONT_ENUM, [
+$installGetter(GlobalMap.prototype, "size", MapGetSize);
+$installFunctions(GlobalMap.prototype, DONT_ENUM, [
   "get", MapGet,
   "set", MapSet,
   "has", MapHas,

src/date.js

@@ -760,7 +760,7 @@ function CreateDate(time) {
 %FunctionSetPrototype(GlobalDate, new GlobalDate(NAN));
 
 // Set up non-enumerable properties of the Date object itself.
-InstallFunctions(GlobalDate, DONT_ENUM, [
+$installFunctions(GlobalDate, DONT_ENUM, [
   "UTC", DateUTC,
   "parse", DateParse,
   "now", DateNow
@@ -771,7 +771,7 @@ InstallFunctions(GlobalDate, DONT_ENUM, [
 
 // Set up non-enumerable functions of the Date prototype object and
 // set their names.
-InstallFunctions(GlobalDate.prototype, DONT_ENUM, [
+$installFunctions(GlobalDate.prototype, DONT_ENUM, [
   "toString", DateToString,
   "toDateString", DateToDateString,
   "toTimeString", DateToTimeString,

src/generator.js

@@ -72,7 +72,7 @@ function GeneratorObjectIterator() {
 
 
 function GeneratorFunctionConstructor(arg1) {  // length == 1
-  var source = NewFunctionString(arguments, 'function*');
+  var source = $newFunctionString(arguments, 'function*');
   var global_proxy = %GlobalProxy(global);
   // Compile the string in the constructor and not a helper so that errors
   // appear to come from here.
@@ -90,12 +90,12 @@ function GeneratorFunctionConstructor(arg1) {  // length == 1
 
 // Set up non-enumerable functions on the generator prototype object.
 var GeneratorObjectPrototype = GeneratorFunctionPrototype.prototype;
-InstallFunctions(GeneratorObjectPrototype,
+$installFunctions(GeneratorObjectPrototype,
                  DONT_ENUM,
                  ["next", GeneratorObjectNext,
                   "throw", GeneratorObjectThrow]);
 
-SetFunctionName(GeneratorObjectIterator, symbolIterator);
+$setFunctionName(GeneratorObjectIterator, symbolIterator);
 %AddNamedProperty(GeneratorObjectPrototype, symbolIterator,
     GeneratorObjectIterator, DONT_ENUM | DONT_DELETE | READ_ONLY);
 %AddNamedProperty(GeneratorObjectPrototype, "constructor",

src/harmony-array-includes.js

@@ -52,7 +52,7 @@ function ArrayIncludes(searchElement, fromIndex) {
 %FunctionSetLength(ArrayIncludes, 1);
 
 // Set up the non-enumerable functions on the Array prototype object.
-InstallFunctions(GlobalArray.prototype, DONT_ENUM, [
+$installFunctions(GlobalArray.prototype, DONT_ENUM, [
   "includes", ArrayIncludes
 ]);
 

src/harmony-array.js

@@ -173,7 +173,7 @@ function ArrayFill(value /* [, start [, end ] ] */) {  // length == 1
     if (end > length) end = length;
   }
 
-  if ((end - i) > 0 && ObjectIsFrozen(array)) {
+  if ((end - i) > 0 && $objectIsFrozen(array)) {
     throw MakeTypeError(kArrayFunctionsOnFrozen);
   }
 
@@ -197,7 +197,7 @@ function ArrayFrom(arrayLike, mapfn, receiver) {
     }
   }
 
-  var iterable = GetMethod(items, symbolIterator);
+  var iterable = $getMethod(items, symbolIterator);
   var k;
   var result;
   var mappedValue;
@@ -206,7 +206,7 @@ function ArrayFrom(arrayLike, mapfn, receiver) {
   if (!IS_UNDEFINED(iterable)) {
     result = %IsConstructor(this) ? new this() : [];
 
-    var iterator = GetIterator(items, iterable);
+    var iterator = $getIterator(items, iterable);
 
     k = 0;
     while (true) {
@@ -263,7 +263,7 @@ function ArrayOf() {
 
 // -------------------------------------------------------------------
 
-InstallConstants(GlobalSymbol, [
+$installConstants(GlobalSymbol, [
   // TODO(dslomov, caitp): Move to symbol.js when shipping
   "isConcatSpreadable", symbolIsConcatSpreadable
 ]);
@@ -272,13 +272,13 @@ InstallConstants(GlobalSymbol, [
 %FunctionSetLength(ArrayFrom, 1);
 
 // Set up non-enumerable functions on the Array object.
-InstallFunctions(GlobalArray, DONT_ENUM, [
+$installFunctions(GlobalArray, DONT_ENUM, [
   "from", ArrayFrom,
   "of", ArrayOf
 ]);
 
 // Set up the non-enumerable functions on the Array prototype object.
-InstallFunctions(GlobalArray.prototype, DONT_ENUM, [
+$installFunctions(GlobalArray.prototype, DONT_ENUM, [
   "copyWithin", ArrayCopyWithin,
   "find", ArrayFind,
   "findIndex", ArrayFindIndex,

src/harmony-reflect.js

@@ -10,7 +10,7 @@
 
 var GlobalReflect = global.Reflect;
 
-InstallFunctions(GlobalReflect, DONT_ENUM, [
+$installFunctions(GlobalReflect, DONT_ENUM, [
   "apply", $reflectApply,
   "construct", $reflectConstruct
 ]);

src/harmony-tostring.js

@@ -10,7 +10,7 @@
 
 var GlobalSymbol = global.Symbol;
 
-InstallConstants(GlobalSymbol, [
+$installConstants(GlobalSymbol, [
    // TODO(dslomov, caitp): Move to symbol.js when shipping
    "toStringTag", symbolToStringTag
 ]);

src/harmony-typedarray.js

@@ -8,8 +8,6 @@
 
 %CheckIsBootstrapping();
 
-// -------------------------------------------------------------------
-
 macro TYPED_ARRAYS(FUNCTION)
 // arrayIds below should be synchronized with Runtime_TypedArrayInitialize.
 FUNCTION(1, Uint8Array, 1)
@@ -23,6 +21,13 @@ FUNCTION(8, Float64Array, 8)
 FUNCTION(9, Uint8ClampedArray, 1)
 endmacro
 
+macro DECLARE_GLOBALS(INDEX, NAME, SIZE)
+var GlobalNAME = global.NAME;
+endmacro
+
+TYPED_ARRAYS(DECLARE_GLOBALS)
+
+// -------------------------------------------------------------------
 
 macro TYPED_ARRAY_HARMONY_ADDITIONS(ARRAY_ID, NAME, ELEMENT_SIZE)
 
@@ -72,12 +77,12 @@ TYPED_ARRAYS(TYPED_ARRAY_HARMONY_ADDITIONS)
 
 macro EXTEND_TYPED_ARRAY(ARRAY_ID, NAME, ELEMENT_SIZE)
   // Set up non-enumerable functions on the object.
-  InstallFunctions(global.NAME, DONT_ENUM | DONT_DELETE | READ_ONLY, [
+  $installFunctions(GlobalNAME, DONT_ENUM | DONT_DELETE | READ_ONLY, [
     "of", NAMEOf
   ]);
 
   // Set up non-enumerable functions on the prototype object.
-  InstallFunctions(global.NAME.prototype, DONT_ENUM, [
+  $installFunctions(GlobalNAME.prototype, DONT_ENUM, [
     "forEach", NAMEForEach
   ]);
 endmacro

src/json.js

@@ -25,7 +25,7 @@ function Revive(holder, name, reviver) {
       }
     } else {
       for (var p in val) {
-        if (%_CallFunction(val, p, ObjectHasOwnProperty)) {
+        if (%_CallFunction(val, p, $objectHasOwnProperty)) {
           var newElement = Revive(val, p, reviver);
           if (IS_UNDEFINED(newElement)) {
             delete val[p];
@@ -91,7 +91,7 @@ function SerializeObject(value, replacer, stack, indent, gap) {
   if (IS_ARRAY(replacer)) {
     var length = replacer.length;
     for (var i = 0; i < length; i++) {
-      if (%_CallFunction(replacer, i, ObjectHasOwnProperty)) {
+      if (%_CallFunction(replacer, i, $objectHasOwnProperty)) {
         var p = replacer[i];
         var strP = JSONSerialize(p, value, replacer, stack, indent, gap);
         if (!IS_UNDEFINED(strP)) {
@@ -104,7 +104,7 @@ function SerializeObject(value, replacer, stack, indent, gap) {
     }
   } else {
     for (var p in value) {
-      if (%_CallFunction(value, p, ObjectHasOwnProperty)) {
+      if (%_CallFunction(value, p, $objectHasOwnProperty)) {
         var strP = JSONSerialize(p, value, replacer, stack, indent, gap);
         if (!IS_UNDEFINED(strP)) {
           var member = %QuoteJSONString(p) + ":";
@@ -224,7 +224,7 @@ function JSONStringify(value, replacer, space) {
 %AddNamedProperty(GlobalJSON, symbolToStringTag, "JSON", READ_ONLY | DONT_ENUM);
 
 // Set up non-enumerable properties of the JSON object.
-InstallFunctions(GlobalJSON, DONT_ENUM, [
+$installFunctions(GlobalJSON, DONT_ENUM, [
   "parse", JSONParse,
   "stringify", JSONStringify
 ]);

src/macros.py

@@ -152,7 +152,7 @@ macro TO_STRING_INLINE(arg) = (IS_STRING(%IS_VAR(arg)) ? arg : NonStringToString
 macro TO_NUMBER_INLINE(arg) = (IS_NUMBER(%IS_VAR(arg)) ? arg : NonNumberToNumber(arg));
 macro TO_OBJECT_INLINE(arg) = (IS_SPEC_OBJECT(%IS_VAR(arg)) ? arg : ToObject(arg));
 macro JSON_NUMBER_TO_STRING(arg) = ((%_IsSmi(%IS_VAR(arg)) || arg - arg == 0) ? %_NumberToString(arg) : "null");
-macro HAS_OWN_PROPERTY(obj, index) = (%_CallFunction(obj, index, ObjectHasOwnProperty));
+macro HAS_OWN_PROPERTY(arg, index) = (%_CallFunction(arg, index, $objectHasOwnProperty));
 macro SHOULD_CREATE_WRAPPER(functionName, receiver) = (!IS_SPEC_OBJECT(receiver) && %IsSloppyModeFunction(functionName));
 macro HAS_INDEX(array, index, is_array) = ((is_array && %_HasFastPackedElements(%IS_VAR(array))) ? (index < array.length) : (index in array));
 

src/math.js

@@ -294,7 +294,7 @@ var Math = new MathConstructor();
 %AddNamedProperty(Math, symbolToStringTag, "Math", READ_ONLY | DONT_ENUM);
 
 // Set up math constants.
-InstallConstants(Math, [
+$installConstants(Math, [
   // ECMA-262, section 15.8.1.1.
   "E", 2.7182818284590452354,
   // ECMA-262, section 15.8.1.2.
@@ -311,7 +311,7 @@ InstallConstants(Math, [
 
 // Set up non-enumerable functions of the Math object and
 // set their names.
-InstallFunctions(Math, DONT_ENUM, [
+$installFunctions(Math, DONT_ENUM, [
   "random", MathRandom,
   "abs", MathAbs,
   "acos", MathAcosJS,

src/messages.js

@@ -224,6 +224,13 @@ function FormatString(format, args) {
 }
 
 
+function NoSideEffectsObjectToString() {
+  if (IS_UNDEFINED(this) && !IS_UNDETECTABLE(this)) return "[object Undefined]";
+  if (IS_NULL(this)) return "[object Null]";
+  return "[object " + %_ClassOf(TO_OBJECT_INLINE(this)) + "]";
+}
+
+
 function NoSideEffectToString(obj) {
   if (IS_STRING(obj)) return obj;
   if (IS_NUMBER(obj)) return %_NumberToString(obj);
@@ -231,7 +238,7 @@ function NoSideEffectToString(obj) {
   if (IS_UNDEFINED(obj)) return 'undefined';
   if (IS_NULL(obj)) return 'null';
   if (IS_FUNCTION(obj)) {
-    var str = %_CallFunction(obj, FunctionToString);
+    var str = %_CallFunction(obj, obj, $functionSourceString);
     if (str.length > 128) {
       str = %_SubString(str, 0, 111) + "...<omitted>..." +
             %_SubString(str, str.length - 2, str.length);
@@ -240,7 +247,7 @@ function NoSideEffectToString(obj) {
   }
   if (IS_SYMBOL(obj)) return %_CallFunction(obj, $symbolToString);
   if (IS_OBJECT(obj)
-      && %GetDataProperty(obj, "toString") === ObjectToString) {
+      && %GetDataProperty(obj, "toString") === $objectToString) {
     var constructor = %GetDataProperty(obj, "constructor");
     if (typeof constructor == "function") {
       var constructorName = constructor.name;
@@ -292,7 +299,7 @@ function ToStringCheckErrorObject(obj) {
 
 
 function ToDetailString(obj) {
-  if (obj != null && IS_OBJECT(obj) && obj.toString === ObjectToString) {
+  if (obj != null && IS_OBJECT(obj) && obj.toString === $objectToString) {
     var constructor = obj.constructor;
     if (typeof constructor == "function") {
       var constructorName = constructor.name;
@@ -570,7 +577,7 @@ function ScriptNameOrSourceURL() {
 }
 
 
-SetUpLockedPrototype(Script, [
+$setUpLockedPrototype(Script, [
     "source",
     "name",
     "source_url",
@@ -634,7 +641,7 @@ function SourceLocationSourceText() {
 }
 
 
-SetUpLockedPrototype(SourceLocation,
+$setUpLockedPrototype(SourceLocation,
   ["script", "position", "line", "column", "start", "end"],
   ["sourceText", SourceLocationSourceText]
 );
@@ -678,7 +685,7 @@ function SourceSliceSourceText() {
                         $stringSubstring);
 }
 
-SetUpLockedPrototype(SourceSlice,
+$setUpLockedPrototype(SourceSlice,
   ["script", "from_line", "to_line", "from_position", "to_position"],
   ["sourceText", SourceSliceSourceText]
 );
@@ -773,8 +780,8 @@ function CallSiteGetMethodName() {
   var fun = GET_PRIVATE(this, CallSiteFunctionKey);
   var ownName = fun.name;
   if (ownName && receiver &&
-      (%_CallFunction(receiver, ownName, ObjectLookupGetter) === fun ||
-       %_CallFunction(receiver, ownName, ObjectLookupSetter) === fun ||
+      (%_CallFunction(receiver, ownName, $objectLookupGetter) === fun ||
+       %_CallFunction(receiver, ownName, $objectLookupSetter) === fun ||
        (IS_OBJECT(receiver) && %GetDataProperty(receiver, ownName) === fun))) {
     // To handle DontEnum properties we guess that the method has
     // the same name as the function.
@@ -782,8 +789,8 @@ function CallSiteGetMethodName() {
   }
   var name = null;
   for (var prop in receiver) {
-    if (%_CallFunction(receiver, prop, ObjectLookupGetter) === fun ||
-        %_CallFunction(receiver, prop, ObjectLookupSetter) === fun ||
+    if (%_CallFunction(receiver, prop, $objectLookupGetter) === fun ||
+        %_CallFunction(receiver, prop, $objectLookupSetter) === fun ||
         (IS_OBJECT(receiver) && %GetDataProperty(receiver, prop) === fun)) {
       // If we find more than one match bail out to avoid confusion.
       if (name) {
@@ -900,7 +907,7 @@ function CallSiteToString() {
   return line;
 }
 
-SetUpLockedPrototype(CallSite, ["receiver", "fun", "pos"], [
+$setUpLockedPrototype(CallSite, ["receiver", "fun", "pos"], [
   "getThis", CallSiteGetThis,
   "getTypeName", CallSiteGetTypeName,
   "isToplevel", CallSiteIsToplevel,
@@ -1089,9 +1096,9 @@ var StackTraceSetter = function(v) {
 // when constructing the initial Error prototytpes.
 var captureStackTrace = function captureStackTrace(obj, cons_opt) {
   // Define accessors first, as this may fail and throw.
-  ObjectDefineProperty(obj, 'stack', { get: StackTraceGetter,
-                                       set: StackTraceSetter,
-                                       configurable: true });
+  $objectDefineProperty(obj, 'stack', { get: StackTraceGetter,
+                                        set: StackTraceSetter,
+                                        configurable: true });
   %CollectStackTrace(obj, cons_opt ? cons_opt : captureStackTrace);
 }
 
@@ -1215,7 +1222,8 @@ function ErrorToString() {
   }
 }
 
-InstallFunctions(GlobalError.prototype, DONT_ENUM, ['toString', ErrorToString]);
+$installFunctions(GlobalError.prototype, DONT_ENUM,
+                  ['toString', ErrorToString]);
 
 $errorToString = ErrorToString;
 $formatMessage = FormatMessage;

src/mirror-debugger.js

@@ -1008,7 +1008,7 @@ FunctionMirror.prototype.source = function() {
   // Return source if function is resolved. Otherwise just fall through to
   // return undefined.
   if (this.resolved()) {
-    return builtins.FunctionSourceString(this.value_);
+    return builtins.$functionSourceString(this.value_);
   }
 };
 

src/object-observe.js

@@ -376,7 +376,7 @@ function ObjectObserve(object, callback, acceptList) {
     throw MakeTypeError(kObserveGlobalProxy, "observe");
   if (!IS_SPEC_FUNCTION(callback))
     throw MakeTypeError(kObserveNonFunction, "observe");
-  if (ObjectIsFrozen(callback))
+  if ($objectIsFrozen(callback))
     throw MakeTypeError(kObserveCallbackFrozen);
 
   var objectObserveFn = %GetObjectContextObjectObserve(object);
@@ -469,7 +469,7 @@ function ObjectInfoEnqueueExternalChangeRecord(objectInfo, changeRecord, type) {
     %DefineDataPropertyUnchecked(
         newRecord, prop, changeRecord[prop], READ_ONLY + DONT_DELETE);
   }
-  ObjectFreezeJS(newRecord);
+  $objectFreeze(newRecord);
 
   ObjectInfoEnqueueInternalChangeRecord(objectInfo, newRecord);
 }
@@ -521,8 +521,8 @@ function EnqueueSpliceRecord(array, index, removed, addedCount) {
     addedCount: addedCount
   };
 
-  ObjectFreezeJS(changeRecord);
-  ObjectFreezeJS(changeRecord.removed);
+  $objectFreeze(changeRecord);
+  $objectFreeze(changeRecord.removed);
   ObjectInfoEnqueueInternalChangeRecord(objectInfo, changeRecord);
 }
 
@@ -546,7 +546,7 @@ function NotifyChange(type, object, name, oldValue) {
     };
   }
 
-  ObjectFreezeJS(changeRecord);
+  $objectFreeze(changeRecord);
   ObjectInfoEnqueueInternalChangeRecord(objectInfo, changeRecord);
 }
 
@@ -603,7 +603,7 @@ function ObjectGetNotifier(object) {
   if (%IsJSGlobalProxy(object))
     throw MakeTypeError(kObserveGlobalProxy, "getNotifier");
 
-  if (ObjectIsFrozen(object)) return null;
+  if ($objectIsFrozen(object)) return null;
 
   if (!%ObjectWasCreatedInCurrentOrigin(object)) return null;
 
@@ -661,17 +661,17 @@ function ObserveMicrotaskRunner() {
 
 // -------------------------------------------------------------------
 
-InstallFunctions(GlobalObject, DONT_ENUM, [
+$installFunctions(GlobalObject, DONT_ENUM, [
   "deliverChangeRecords", ObjectDeliverChangeRecords,
   "getNotifier", ObjectGetNotifier,
   "observe", ObjectObserve,
   "unobserve", ObjectUnobserve
 ]);
-InstallFunctions(GlobalArray, DONT_ENUM, [
+$installFunctions(GlobalArray, DONT_ENUM, [
   "observe", ArrayObserve,
   "unobserve", ArrayUnobserve
 ]);
-InstallFunctions(notifierPrototype, DONT_ENUM, [
+$installFunctions(notifierPrototype, DONT_ENUM, [
   "notify", ObjectNotifierNotify,
   "performChange", ObjectNotifierPerformChange
 ]);

src/promise.js

@@ -366,7 +366,7 @@ function PromiseHasUserDefinedRejectHandler() {
 %AddNamedProperty(GlobalPromise.prototype, symbolToStringTag, "Promise",
                   DONT_ENUM | READ_ONLY);
 
-InstallFunctions(GlobalPromise, DONT_ENUM, [
+$installFunctions(GlobalPromise, DONT_ENUM, [
   "defer", PromiseDeferred,
   "accept", PromiseResolved,
   "reject", PromiseRejected,
@@ -375,7 +375,7 @@ InstallFunctions(GlobalPromise, DONT_ENUM, [
   "resolve", PromiseCast
 ]);
 
-InstallFunctions(GlobalPromise.prototype, DONT_ENUM, [
+$installFunctions(GlobalPromise.prototype, DONT_ENUM, [
   "chain", PromiseChain,
   "then", PromiseThen,
   "catch", PromiseCatch

src/proxy.js

@@ -176,7 +176,7 @@ function ProxyEnumerate(proxy) {
   if (IS_UNDEFINED(handler.enumerate)) {
     return %Apply(DerivedEnumerateTrap, handler, [], 0, 0)
   } else {
-    return ToNameArray(handler.enumerate(), "enumerate", false)
+    return $toNameArray(handler.enumerate(), "enumerate", false)
   }
 }
 
@@ -186,7 +186,7 @@ var Proxy = new GlobalObject();
 %AddNamedProperty(global, "Proxy", Proxy, DONT_ENUM);
 
 //Set up non-enumerable properties of the Proxy object.
-InstallFunctions(Proxy, DONT_ENUM, [
+$installFunctions(Proxy, DONT_ENUM, [
   "create", ProxyCreate,
   "createFunction", ProxyCreateFunction
 ])

src/regexp.js

@@ -363,7 +363,7 @@ function RegExpMakeCaptureGetter(n) {
     GlobalRegExp.prototype, 'constructor', GlobalRegExp, DONT_ENUM);
 %SetCode(GlobalRegExp, RegExpConstructor);
 
-InstallFunctions(GlobalRegExp.prototype, DONT_ENUM, [
+$installFunctions(GlobalRegExp.prototype, DONT_ENUM, [
   "exec", RegExpExecJS,
   "test", RegExpTest,
   "toString", RegExpToString,

src/string-iterator.js

@@ -88,16 +88,16 @@ function StringPrototypeIterator() {
 %FunctionSetPrototype(StringIterator, new GlobalObject());
 %FunctionSetInstanceClassName(StringIterator, 'String Iterator');
 
-InstallFunctions(StringIterator.prototype, DONT_ENUM, [
+$installFunctions(StringIterator.prototype, DONT_ENUM, [
   'next', StringIteratorNext
 ]);
-SetFunctionName(StringIteratorIterator, symbolIterator);
+$setFunctionName(StringIteratorIterator, symbolIterator);
 %AddNamedProperty(StringIterator.prototype, symbolIterator,
                   StringIteratorIterator, DONT_ENUM);
 %AddNamedProperty(StringIterator.prototype, symbolToStringTag,
                   "String Iterator", READ_ONLY | DONT_ENUM);
 
-SetFunctionName(StringPrototypeIterator, symbolIterator);
+$setFunctionName(StringPrototypeIterator, symbolIterator);
 %AddNamedProperty(GlobalString.prototype, symbolIterator,
                   StringPrototypeIterator, DONT_ENUM);
 

src/string.js

@@ -1118,14 +1118,14 @@ function StringRaw(callSite) {
     GlobalString.prototype, "constructor", GlobalString, DONT_ENUM);
 
 // Set up the non-enumerable functions on the String object.
-InstallFunctions(GlobalString, DONT_ENUM, [
+$installFunctions(GlobalString, DONT_ENUM, [
   "fromCharCode", StringFromCharCode,
   "fromCodePoint", StringFromCodePoint,
   "raw", StringRaw
 ]);
 
 // Set up the non-enumerable functions on the String prototype object.
-InstallFunctions(GlobalString.prototype, DONT_ENUM, [
+$installFunctions(GlobalString.prototype, DONT_ENUM, [
   "valueOf", StringValueOf,
   "toString", StringToString,
   "charAt", StringCharAtJS,

src/symbol.js

@@ -73,7 +73,7 @@ function ObjectGetOwnPropertySymbols(obj) {
 
   // TODO(arv): Proxies use a shared trap for String and Symbol keys.
 
-  return ObjectGetOwnPropertyKeys(obj, PROPERTY_ATTRIBUTES_STRING);
+  return $objectGetOwnPropertyKeys(obj, PROPERTY_ATTRIBUTES_STRING);
 }
 
 //-------------------------------------------------------------------
@@ -81,7 +81,7 @@ function ObjectGetOwnPropertySymbols(obj) {
 %SetCode(GlobalSymbol, SymbolConstructor);
 %FunctionSetPrototype(GlobalSymbol, new GlobalObject());
 
-InstallConstants(GlobalSymbol, [
+$installConstants(GlobalSymbol, [
   // TODO(rossberg): expose when implemented.
   // "hasInstance", symbolHasInstance,
   // "isConcatSpreadable", symbolIsConcatSpreadable,
@@ -93,7 +93,7 @@ InstallConstants(GlobalSymbol, [
   "unscopables", symbolUnscopables
 ]);
 
-InstallFunctions(GlobalSymbol, DONT_ENUM, [
+$installFunctions(GlobalSymbol, DONT_ENUM, [
   "for", SymbolFor,
   "keyFor", SymbolKeyFor
 ]);
@@ -103,12 +103,12 @@ InstallFunctions(GlobalSymbol, DONT_ENUM, [
 %AddNamedProperty(
     GlobalSymbol.prototype, symbolToStringTag, "Symbol", DONT_ENUM | READ_ONLY);
 
-InstallFunctions(GlobalSymbol.prototype, DONT_ENUM, [
+$installFunctions(GlobalSymbol.prototype, DONT_ENUM, [
   "toString", SymbolToString,
   "valueOf", SymbolValueOf
 ]);
 
-InstallFunctions(GlobalObject, DONT_ENUM, [
+$installFunctions(GlobalObject, DONT_ENUM, [
   "getOwnPropertySymbols", ObjectGetOwnPropertySymbols
 ]);
 

src/third_party/fdlibm/fdlibm.js

@@ -1012,7 +1012,7 @@ function MathLog2(x) {
 
 //-------------------------------------------------------------------
 
-InstallFunctions(GlobalMath, DONT_ENUM, [
+$installFunctions(GlobalMath, DONT_ENUM, [
   "cos", MathCos,
   "sin", MathSin,
   "tan", MathTan,

src/typedarray.js

@@ -10,8 +10,9 @@
 
 var GlobalArray = global.Array;
 var GlobalArrayBuffer = global.ArrayBuffer;
+var GlobalDataView = global.DataView;
+var GlobalObject = global.Object;
 
-// --------------- Typed Arrays ---------------------
 macro TYPED_ARRAYS(FUNCTION)
 // arrayIds below should be synchronized with Runtime_TypedArrayInitialize.
 FUNCTION(1, Uint8Array, 1)
@@ -25,6 +26,14 @@ FUNCTION(8, Float64Array, 8)
 FUNCTION(9, Uint8ClampedArray, 1)
 endmacro
 
+macro DECLARE_GLOBALS(INDEX, NAME, SIZE)
+var GlobalNAME = global.NAME;
+endmacro
+
+TYPED_ARRAYS(DECLARE_GLOBALS)
+
+// --------------- Typed Arrays ---------------------
+
 macro TYPED_ARRAY_CONSTRUCTOR(ARRAY_ID, NAME, ELEMENT_SIZE)
 function NAMEConstructByArrayBuffer(obj, buffer, byteOffset, length) {
   if (!IS_UNDEFINED(byteOffset)) {
@@ -145,8 +154,6 @@ function NAME_GetLength() {
   return %_TypedArrayGetLength(this);
 }
 
-var $NAME = global.NAME;
-
 function NAMESubArray(begin, end) {
   if (!(%_ClassOf(this) === 'NAME')) {
     throw MakeTypeError(kIncompatibleMethodReceiver, "NAME.subarray", this);
@@ -175,8 +182,8 @@ function NAMESubArray(begin, end) {
   var newLength = endInt - beginInt;
   var beginByteOffset =
       %_ArrayBufferViewGetByteOffset(this) + beginInt * ELEMENT_SIZE;
-  return new $NAME(%TypedArrayGetBuffer(this),
-                   beginByteOffset, newLength);
+  return new GlobalNAME(%TypedArrayGetBuffer(this),
+                        beginByteOffset, newLength);
 }
 endmacro
 
@@ -297,26 +304,26 @@ function TypedArrayGetToStringTag() {
 // -------------------------------------------------------------------
 
 macro SETUP_TYPED_ARRAY(ARRAY_ID, NAME, ELEMENT_SIZE)
-  %SetCode(global.NAME, NAMEConstructor);
-  %FunctionSetPrototype(global.NAME, new $Object());
+  %SetCode(GlobalNAME, NAMEConstructor);
+  %FunctionSetPrototype(GlobalNAME, new GlobalObject());
 
-  %AddNamedProperty(global.NAME, "BYTES_PER_ELEMENT", ELEMENT_SIZE,
+  %AddNamedProperty(GlobalNAME, "BYTES_PER_ELEMENT", ELEMENT_SIZE,
                     READ_ONLY | DONT_ENUM | DONT_DELETE);
-  %AddNamedProperty(global.NAME.prototype,
+  %AddNamedProperty(GlobalNAME.prototype,
                     "constructor", global.NAME, DONT_ENUM);
-  %AddNamedProperty(global.NAME.prototype,
+  %AddNamedProperty(GlobalNAME.prototype,
                     "BYTES_PER_ELEMENT", ELEMENT_SIZE,
                     READ_ONLY | DONT_ENUM | DONT_DELETE);
-  InstallGetter(global.NAME.prototype, "buffer", NAME_GetBuffer);
-  InstallGetter(global.NAME.prototype, "byteOffset", NAME_GetByteOffset,
-      DONT_ENUM | DONT_DELETE);
-  InstallGetter(global.NAME.prototype, "byteLength", NAME_GetByteLength,
-      DONT_ENUM | DONT_DELETE);
-  InstallGetter(global.NAME.prototype, "length", NAME_GetLength,
-      DONT_ENUM | DONT_DELETE);
-  InstallGetter(global.NAME.prototype, symbolToStringTag,
-                TypedArrayGetToStringTag);
-  InstallFunctions(global.NAME.prototype, DONT_ENUM, [
+  $installGetter(GlobalNAME.prototype, "buffer", NAME_GetBuffer);
+  $installGetter(GlobalNAME.prototype, "byteOffset", NAME_GetByteOffset,
+                 DONT_ENUM | DONT_DELETE);
+  $installGetter(GlobalNAME.prototype, "byteLength", NAME_GetByteLength,
+                 DONT_ENUM | DONT_DELETE);
+  $installGetter(GlobalNAME.prototype, "length", NAME_GetLength,
+                 DONT_ENUM | DONT_DELETE);
+  $installGetter(GlobalNAME.prototype, symbolToStringTag,
+                 TypedArrayGetToStringTag);
+  $installFunctions(GlobalNAME.prototype, DONT_ENUM, [
     "subarray", NAMESubArray,
     "set", TypedArraySet
   ]);
@@ -326,8 +333,6 @@ TYPED_ARRAYS(SETUP_TYPED_ARRAY)
 
 // --------------------------- DataView -----------------------------
 
-var $DataView = global.DataView;
-
 function DataViewConstructor(buffer, byteOffset, byteLength) { // length = 3
   if (%_IsConstructCall()) {
     if (!IS_ARRAYBUFFER(buffer)) {
@@ -430,19 +435,20 @@ endmacro
 DATA_VIEW_TYPES(DATA_VIEW_GETTER_SETTER)
 
 // Setup the DataView constructor.
-%SetCode($DataView, DataViewConstructor);
-%FunctionSetPrototype($DataView, new $Object);
+%SetCode(GlobalDataView, DataViewConstructor);
+%FunctionSetPrototype(GlobalDataView, new GlobalObject);
 
 // Set up constructor property on the DataView prototype.
-%AddNamedProperty($DataView.prototype, "constructor", $DataView, DONT_ENUM);
-%AddNamedProperty(
-    $DataView.prototype, symbolToStringTag, "DataView", READ_ONLY|DONT_ENUM);
+%AddNamedProperty(GlobalDataView.prototype, "constructor", GlobalDataView,
+                  DONT_ENUM);
+%AddNamedProperty(GlobalDataView.prototype, symbolToStringTag, "DataView",
+                  READ_ONLY|DONT_ENUM);
 
-InstallGetter($DataView.prototype, "buffer", DataViewGetBufferJS);
-InstallGetter($DataView.prototype, "byteOffset", DataViewGetByteOffset);
-InstallGetter($DataView.prototype, "byteLength", DataViewGetByteLength);
+$installGetter(GlobalDataView.prototype, "buffer", DataViewGetBufferJS);
+$installGetter(GlobalDataView.prototype, "byteOffset", DataViewGetByteOffset);
+$installGetter(GlobalDataView.prototype, "byteLength", DataViewGetByteLength);
 
-InstallFunctions($DataView.prototype, DONT_ENUM, [
+$installFunctions(GlobalDataView.prototype, DONT_ENUM, [
   "getInt8", DataViewGetInt8JS,
   "setInt8", DataViewSetInt8JS,
 

src/uri.js

@@ -356,7 +356,7 @@ function URIEncodeComponent(component) {
 
 // Set up non-enumerable URI functions on the global object and set
 // their names.
-InstallFunctions(global, DONT_ENUM, [
+$installFunctions(global, DONT_ENUM, [
   "escape", URIEscapeJS,
   "unescape", URIUnescapeJS,
   "decodeURI", URIDecode,

src/weak-collection.js

@@ -90,7 +90,7 @@ function WeakMapDelete(key) {
                   DONT_ENUM | READ_ONLY);
 
 // Set up the non-enumerable functions on the WeakMap prototype object.
-InstallFunctions(GlobalWeakMap.prototype, DONT_ENUM, [
+$installFunctions(GlobalWeakMap.prototype, DONT_ENUM, [
   "get", WeakMapGet,
   "set", WeakMapSet,
   "has", WeakMapHas,
@@ -162,7 +162,7 @@ function WeakSetDelete(value) {
                   DONT_ENUM | READ_ONLY);
 
 // Set up the non-enumerable functions on the WeakSet prototype object.
-InstallFunctions(GlobalWeakSet.prototype, DONT_ENUM, [
+$installFunctions(GlobalWeakSet.prototype, DONT_ENUM, [
   "add", WeakSetAdd,
   "has", WeakSetHas,
   "delete", WeakSetDelete

test/mjsunit/compiler/jsnatives.js

@@ -29,5 +29,5 @@
 
 // Test call of JS runtime functions.
 
-var a = %GlobalParseInt("21", 16);
-assertEquals(33, a);
+var a = %$isNaN(0/0);
+assertEquals(true, a);

tools/jsmin.py

@@ -100,6 +100,12 @@ class JavaScriptMinifier(object):
       The string that should replace the match in the rewritten program.
     """
     matched_text = m.group(0)
+
+    if matched_text.startswith("`") and matched_text.endswith("`"):
+      return re.sub(r"\$\{([\w$%]+)\}",
+                    lambda m: '${' + self.FindNewName(m.group(1)) + '}',
+                    matched_text)
+
     if matched_text == "{":
       self.Push()
       return matched_text
@@ -152,6 +158,9 @@ class JavaScriptMinifier(object):
       return self.map[var_name]
     if self.nesting == 0:
       return var_name
+    # Do not rename arguments object.
+    if var_name == 'arguments':
+      return 'arguments'
     while True:
       identifier_first_char = self.identifier_counter % 52
       identifier_second_char = self.identifier_counter // 52
@@ -184,6 +193,8 @@ class JavaScriptMinifier(object):
       return entire_match
     if re.match(r'".*"$', entire_match):
       return entire_match
+    if re.match(r"`.*`$", entire_match):
+      return entire_match
     if re.match(r"/.+/$", entire_match):
       return entire_match
     return replacement
@@ -227,8 +238,10 @@ class JavaScriptMinifier(object):
       # This regexp can handle embedded backslash-escaped characters including
       # embedded backslash-escaped double quotes.
       double_quoted_string = r'"(?:[^"\\]|\\.)*"'
-      # A regexp that matches a literal string surrounded by 'double quotes'.
+      # A regexp that matches a literal string surrounded by 'single quotes'.
       single_quoted_string = r"'(?:[^'\\]|\\.)*'"
+      # A regexp that matches a template string
+      template_string = r"`(?:[^'\\]|\\.)*`"
       # A regexp that matches a regexp literal surrounded by /slashes/.
       # Don't allow a regexp to have a ) before the first ( since that's a
       # syntax error and it's probably just two unrelated slashes.
@@ -238,6 +251,7 @@ class JavaScriptMinifier(object):
       # Replace multiple spaces with a single space.
       line = re.sub("|".join([double_quoted_string,
                               single_quoted_string,
+                              template_string,
                               slash_quoted_regexp,
                               "( )+"]),
                     self.RemoveSpaces,
@@ -246,6 +260,7 @@ class JavaScriptMinifier(object):
       # and after the space.  % and $ are counted as identifier characters.
       line = re.sub("|".join([double_quoted_string,
                               single_quoted_string,
+                              template_string,
                               slash_quoted_regexp,
                               r"(?<![a-zA-Z_0-9$%]) | (?![a-zA-Z_0-9$%])()"]),
                     self.RemoveSpaces,
@@ -269,6 +284,7 @@ class JavaScriptMinifier(object):
       variable_use_regexp = r"(?<![.\w$%])[\w$%]+" + block_trailing_colon
       line = re.sub("|".join([double_quoted_string,
                               single_quoted_string,
+                              template_string,
                               slash_quoted_regexp,
                               r"\{",                  # Curly braces.
                               r"\}",