Mercurial > browser-couch

changeset 31:8cb658549511

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Optimized emit() a bit, as it's taking up 60% of execution time on the big test.
author Atul Varma <varmaa@toolness.com>
date Mon, 13 Apr 2009 16:55:12 -0700
parents e136ddfc6175
children 68fa98bcc9b5
files browser-couch.js
diffstat 1 files changed, 5 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/browser-couch.js	Mon Apr 13 16:38:31 2009 -0700
+++ b/browser-couch.js	Mon Apr 13 16:55:12 2009 -0700
@@ -300,12 +300,13 @@
       // TODO: This assumes that the key will always be
       // an indexable value. We may have to hash the value,
       // though, if it's e.g. an Object.
-      if (!(key in mapDict)) {
+      var item = mapDict[key];
+      if (!item) {
         mapKeys.push(key);
-        mapDict[key] = {keys: [], values: []};
+        item = mapDict[key] = {keys: [], values: []};
       }
-      mapDict[key].keys.push([key, currDoc.id]);
-      mapDict[key].values.push(value);
+      item.keys.push([key, currDoc.id]);
+      item.values.push(value);
     }
 
     // Maximum number of items to process before giving the UI a chance