Merge pull request mishoo#216 from jasondavies/sparse-arrays

Fix sparse array literals e.g. [,]
getbpm · Sep 6, 2011 · 1e7cd25 · 1e7cd25
2 parents 07041f7 + 87d8f58
commit 1e7cd25
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/lib/process.js b/lib/process.js
@@ -1711,8 +1711,8 @@ function gen_code(ast, options) {
                 },
                 "array": function(elements) {
                         if (elements.length == 0) return "[]";
-                        return add_spaces([ "[", add_commas(MAP(elements, function(el){
-                                if (!beautify && el[0] == "atom" && el[1] == "undefined") return "";
+                        return add_spaces([ "[", add_commas(MAP(elements, function(el, i){
+                                if (!beautify && el[0] == "atom" && el[1] == "undefined") return i === elements.length - 1 ? "," : "";
                                 return parenthesize(el, "seq");
                         })), "]" ]);
                 },