[Pkg-javascript-commits] [node-acorn-jsx] 268/484: Add basic ES6 support in util/walk.js

[Bastien Roucariès]

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in repository node-acorn-jsx.

commit 69cadaa1e9d3064634bb9b0be63c1f780816fd81
Author: Marijn Haverbeke <marijnh at gmail.com>
Date:   Thu Aug 14 13:23:03 2014 +0200

    Add basic ES6 support in util/walk.js
---
 acorn_loose.js |  5 +++--
 util/walk.js   | 33 ++++++++++++++++++++++++++-------
 2 files changed, 29 insertions(+), 9 deletions(-)

diff --git a/acorn_loose.js b/acorn_loose.js
index af0e97a..de29599 100644
--- a/acorn_loose.js
+++ b/acorn_loose.js
@@ -693,7 +693,8 @@
     while (!closes(tt.braceR, propIndent, line)) {
       var name = parsePropertyName();
       if (!name) { if (isDummy(parseExpression(true))) next(); eat(tt.comma); continue; }
-      var prop = {key: name}, isGetSet = false, kind;
+      var prop = startNode(), isGetSet = false, kind;
+      prop.key = name;
       if (eat(tt.colon)) {
         prop.value = parseExpression(true);
         kind = prop.kind = "init";
@@ -709,7 +710,7 @@
         continue;
       }
 
-      node.properties.push(prop);
+      node.properties.push(finishNode(prop, "Property"));
       eat(tt.comma);
     }
     popCx();
diff --git a/util/walk.js b/util/walk.js
index f8c697c..04268f2 100644
--- a/util/walk.js
+++ b/util/walk.js
@@ -197,10 +197,10 @@
         c(cs.consequent[j], st, "Statement");
     }
   };
-  base.ReturnStatement = function(node, st, c) {
+  base.ReturnStatement = base.YieldExpression = function(node, st, c) {
     if (node.argument) c(node.argument, st, "Expression");
   };
-  base.ThrowStatement = function(node, st, c) {
+  base.ThrowStatement = base.SpreadElement = function(node, st, c) {
     c(node.argument, st, "Expression");
   };
   base.TryStatement = function(node, st, c) {
@@ -219,7 +219,7 @@
     if (node.update) c(node.update, st, "Expression");
     c(node.body, st, "Statement");
   };
-  base.ForInStatement = function(node, st, c) {
+  base.ForInStatement = base.ForOfStatement = function(node, st, c) {
     c(node.left, st, "ForInit");
     c(node.right, st, "Expression");
     c(node.body, st, "Statement");
@@ -257,10 +257,10 @@
   };
   base.ObjectExpression = function(node, st, c) {
     for (var i = 0; i < node.properties.length; ++i)
-      c(node.properties[i].value, st, "Expression");
+      c(node.properties[i], st);
   };
-  base.FunctionExpression = base.FunctionDeclaration;
-  base.SequenceExpression = function(node, st, c) {
+  base.FunctionExpression = base.ArrowFunctionExpression = base.FunctionDeclaration;
+  base.SequenceExpression = base.TemplateLiteral = function(node, st, c) {
     for (var i = 0; i < node.expressions.length; ++i)
       c(node.expressions[i], st, "Expression");
   };
@@ -285,7 +285,26 @@
     c(node.object, st, "Expression");
     if (node.computed) c(node.property, st, "Expression");
   };
-  base.Identifier = base.Literal = ignore;
+  base.Identifier = base.Literal = base.ExportDeclaration = base.ImportDeclaration = ignore;
+
+  base.TaggedTemplateExpression = function(node, st, c) {
+    c(node.tag, st, "Expression");
+    c(node.quasi, st);
+  };
+  base.ClassDeclaration = base.ClassExpression = function(node, st, c) {
+    if (node.superClass) c(node.superClass, st, "Expression");
+    for (var i = 0; i < node.body.body.length; i++)
+      c(node.body.body[i], st);
+  };
+  base.MethodDefinition = base.Property = function(node, st, c) {
+    if (node.computed) c(node.key, st, "Expression");
+    c(node.value, st, "Expression");
+  };
+  base.ComprehensionExpression = function(node, st, c) {
+    for (var i = 0; i < node.blocks.length; i++)
+      c(node.blocks[i].right, st, "Expression");
+    c(node.body, st, "Expression");
+  };
 
   // A custom walker that keeps track of the scope chain and the
   // variables defined in it.

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