New: Add sourceType to Program node (fixes #93)

Author: nzakas

espree.js

@@ -5158,15 +5158,16 @@ function parseSourceElements() {
 
 function parseProgram() {
     var body,
-        marker;
+        marker,
+        isModule = !!extra.ecmaFeatures.modules;
 
     skipComment();
     peek();
     marker = markerCreate();
-    strict = extra.ecmaFeatures.modules;
+    strict = isModule;
 
     body = parseSourceElements();
-    return markerApply(marker, astNodeFactory.createProgram(body));
+    return markerApply(marker, astNodeFactory.createProgram(body, isModule ? "module" : "script"));
 }
 
 function filterTokenLocation() {

lib/ast-node-factory.js

@@ -572,12 +572,14 @@ module.exports = {
     /**
      * Create an ASTNode representation of an entire program
      * @param {ASTNode} body The program body
+     * @param {string} sourceType Either "module" or "script".
      * @returns {ASTNode} An ASTNode representing an entire program
      */
-    createProgram: function (body) {
+    createProgram: function (body, sourceType) {
         return {
             type: astNodeTypes.Program,
-            body: body
+            body: body,
+            sourceType: sourceType
         };
     },
 

test/3rdparty/syntax/angular-1.2.5.json

@@ -88,6 +88,7 @@
                 "column": 6
             }
         },
+        "sourceType": "script",
         "tokens": [
             {
                 "type": "Identifier",
@@ -1194,4 +1195,4 @@
             }
         }
     }
-}
+}