Merge pull request estools#255 from tolmasky/master

Fix for supporting AssignmentPattern. Closes estools#229.

Author: Constellation

escodegen.js

@@ -2201,6 +2201,10 @@
             return result;
         },
 
+        AssignmentPattern: function(expr, precedence, flags) {
+            return this.generateAssignment(expr.left, expr.right, expr.operator, precedence, flags);
+        },
+
         ObjectPattern: function (expr, precedence, flags) {
             var result, i, iz, multiline, property, that = this;
             if (!expr.properties.length) {

test/compare-acorn-es6/assignment-pattern.expected.js

@@ -0,0 +1,2 @@
+function x(a = { a: 6 }, b = null, ...d) {
+}

test/compare-acorn-es6/assignment-pattern.expected.min.js

@@ -0,0 +1 @@
+function x(a={a:6},b=null,...d){}

test/compare-acorn-es6/assignment-pattern.js

@@ -0,0 +1,3 @@
+function x(a={a:6}, b=null, ...d)
+{
+}