Misc: requireSpacesInGenerator refactor

Move early return to the top

Author: hzoo

lib/rules/require-spaces-around-generators.js

@@ -74,6 +74,10 @@ module.exports.prototype = {
         var afterStar = this._afterStar;
 
         file.iterateNodesByType(['FunctionDeclaration', 'FunctionExpression'], function(node) {
+            if (!node.generator) {
+                return;
+            }
+
             // for a named function, use node.id
             var functionNode = node.id || node;
             var parent = node.parentNode;
@@ -90,10 +94,6 @@ module.exports.prototype = {
 
             var currentToken = file.getFirstNodeToken(functionNode);
 
-            if (!node.generator) {
-                return;
-            }
-
             if (node.async && currentToken.value === 'async') {
                 currentToken = file.getNextToken(currentToken);
             }