general clean-ups (#3175)

lib/utils.js

@@ -115,7 +115,7 @@ function return_true() { return true; }
 function return_this() { return this; }
 function return_null() { return null; }
 
-var MAP = (function(){
+var MAP = (function() {
     function MAP(a, f, backwards) {
         var ret = [], top = [], i;
         function doit() {
@@ -138,7 +138,7 @@ var MAP = (function(){
                 }
             }
             return is_last;
-        };
+        }
         if (Array.isArray(a)) {
             if (backwards) {
                 for (i = a.length; --i >= 0;) if (doit()) break;
@@ -152,14 +152,14 @@ var MAP = (function(){
             for (i in a) if (HOP(a, i)) if (doit()) break;
         }
         return top.concat(ret);
-    };
+    }
     MAP.at_top = function(val) { return new AtTop(val) };
     MAP.splice = function(val) { return new Splice(val) };
     MAP.last = function(val) { return new Last(val) };
     var skip = MAP.skip = {};
-    function AtTop(val) { this.v = val };
-    function Splice(val) { this.v = val };
-    function Last(val) { this.v = val };
+    function AtTop(val) { this.v = val }
+    function Splice(val) { this.v = val }
+    function Last(val) { this.v = val }
     return MAP;
 })();
 
@@ -169,7 +169,7 @@ function push_uniq(array, el) {
 }
 
 function string_template(text, props) {
-    return text.replace(/\{(.+?)\}/g, function(str, p){
+    return text.replace(/\{(.+?)\}/g, function(str, p) {
         return props && props[p];
     });
 }