Add comment.

2013-12-03 09:08:44 +02:00
parent 8f01387178
commit 78149d0ae4
1 changed files with 1 additions and 0 deletions
--- a/common/lib/xmodule/xmodule/js/src/problem/edit.coffee
+++ b/common/lib/xmodule/xmodule/js/src/problem/edit.coffee
@@ -234,6 +234,7 @@ class @MarkdownEditingDescriptor extends XModule.Descriptor
            floatValue = parseFloat(answersList[0]);

        if(!isNaN(floatValue)) {
+          // Tries to extract parameters from string like 'expr +- tolerance'
          var params = /(.*?)\+\-\s*(.*?$)/.exec(answersList[0]),
              answer = answersList[0].replace(/\s+/g, '');
          if(params) {