diff --git a/dist/lexer/rule/EcmascriptRule.js b/dist/lexer/rule/EcmascriptRule.js
index 7eb0ea1..9a5c62b 100644
--- a/dist/lexer/rule/EcmascriptRule.js
+++ b/dist/lexer/rule/EcmascriptRule.js
@@ -32,19 +32,19 @@
     self.addMatch(new LineParse(Token.STRING, "'", "'", false, Lexer.IS_REG));
     self.addMatch(new LineParse(Token.TEMPLATE, '`', '`', true, Lexer.IS_REG));
   
-    var regMatch = new RegMatch(Token.ID, /^[$a-zA-Z_][$\w]*/, Lexer.SPECIAL, function() {
+    var id = new RegMatch(Token.ID, /^[$a-zA-Z_][$\w]*/, Lexer.SPECIAL, function() {
       return !!(self.keyWords().hasOwnProperty(this.content()));
     }, function() {
       return ['if', 'for', 'while'].indexOf(this.content()) != -1;
     });
-    regMatch.callback = function(token) {
+    id.callback = function(token) {
       var s = token.content();
       if(isProperty) {
         token.type(Token.ID);
       }
       isProperty = false;
     };
-    self.addMatch(regMatch);
+    self.addMatch(id);
   
     self.addMatch(new RegMatch(Token.NUMBER, /^\.\d+(?:E[+-]?\d*)?/i, {
       'SyntaxError: missing exponent': /E[+-]?$/i
diff --git a/src/lexer/rule/EcmascriptRule.js b/src/lexer/rule/EcmascriptRule.js
index a048e7e..7f5fbdd 100644
--- a/src/lexer/rule/EcmascriptRule.js
+++ b/src/lexer/rule/EcmascriptRule.js
@@ -24,19 +24,19 @@ var EcmascriptRule = Rule.extend(function() {
   self.addMatch(new LineParse(Token.STRING, "'", "'", false, Lexer.IS_REG));
   self.addMatch(new LineParse(Token.TEMPLATE, '`', '`', true, Lexer.IS_REG));
 
-  var regMatch = new RegMatch(Token.ID, /^[$a-zA-Z_][$\w]*/, Lexer.SPECIAL, function() {
+  var id = new RegMatch(Token.ID, /^[$a-zA-Z_][$\w]*/, Lexer.SPECIAL, function() {
     return !!(self.keyWords().hasOwnProperty(this.content()));
   }, function() {
     return ['if', 'for', 'while'].indexOf(this.content()) != -1;
   });
-  regMatch.callback = function(token) {
+  id.callback = function(token) {
     var s = token.content();
     if(isProperty) {
       token.type(Token.ID);
     }
     isProperty = false;
   };
-  self.addMatch(regMatch);
+  self.addMatch(id);
 
   self.addMatch(new RegMatch(Token.NUMBER, /^\.\d+(?:E[+-]?\d*)?/i, {
     'SyntaxError: missing exponent': /E[+-]?$/i
diff --git a/tests/es6parser.js b/tests/es6parser.js
index 2777e47..8200ed6 100644
--- a/tests/es6parser.js
+++ b/tests/es6parser.js
@@ -137,6 +137,18 @@ describe('es6parser', function() {
         parser.parse('var {a ');
       }).to.throwError();
     });
+    it('destructuring object error: kw can not in array 1', function() {
+      var parser = homunculus.getParser('es6');
+      expect(function() {
+        parser.parse('var [var] = [1]');
+      }).to.throwError();
+    });
+    it('destructuring object error: kw can not in array 2', function() {
+      var parser = homunculus.getParser('es6');
+      expect(function() {
+        parser.parse('var [x, {"a":[var=1,{z=2},...o]}] = []');
+      }).to.throwError();
+    });
     it('letdecl 1', function() {
       var parser = homunculus.getParser('es6');
       var node = parser.parse('let a');
@@ -476,6 +488,12 @@ describe('es6parser', function() {
       var node = parser.parse('var o = {var:1}');
       expect(tree(node)).to.eql([JsNode.SCRIPT,[JsNode.SCRIPTBODY,[JsNode.VARSTMT,["var",JsNode.VARDECL,[JsNode.BINDID,["o"],JsNode.INITLZ,["=",JsNode.PRMREXPR,[JsNode.OBJLTR,["{",JsNode.PROPTDEF,[JsNode.PROPTNAME,[JsNode.LTRPROPT,["var"]],":",JsNode.PRMREXPR,["1"]],"}"]]]]]]]]);
     });
+    it('keyword can not be label', function() {
+      var parser = homunculus.getParser('es6');
+      expect(function() {
+        parser.parse('var:');
+      }).to.throwError();
+    });
     it('keyword after get/set', function() {
       var parser = homunculus.getParser('es6');
       var node = parser.parse('~{get var(){}}');
diff --git a/tests/jsparser.js b/tests/jsparser.js
index f942dc3..dcab4a9 100644
--- a/tests/jsparser.js
+++ b/tests/jsparser.js
@@ -313,6 +313,12 @@ describe('jsparser', function() {
       var node = parser.parse('var o = {var:1}');
       expect(tree(node)).to.eql([JsNode.PROGRAM,[JsNode.VARSTMT,["var",JsNode.VARDECL,["o",JsNode.ASSIGN,["=",JsNode.PRMREXPR,[JsNode.OBJLTR,["{",JsNode.PROPTASSIGN,["var",":",JsNode.PRMREXPR,["1"]],"}"]]]]]]]);
     });
+    it('keyword can not be label', function() {
+      var parser = homunculus.getParser('js');
+      expect(function() {
+        parser.parse('var:');
+      }).to.throwError();
+    });
     it('keyword after get/set', function() {
       var parser = homunculus.getParser('js');
       var node = parser.parse('~{get var(){}}');