Improved the removeCommit function

The date field is not mandatory anymore.

Author: IonicaBizau

lib/index.js

@@ -14,6 +14,7 @@ var Ul = require("ul")
   , Typpy = require("typpy")
   , Exec = ChildProcess.exec
   , Spawn = ChildProcess.spawn
+  , IterateObject = require("iterate-object")
   ;
 
 // Constants
@@ -209,7 +210,7 @@ GitStats.prototype.record = function (data, callback) {
  * @function
  * @param {Object} data The commit data containing:
  *
- *  - `date` (String|Date): The date object or a string in a format that can be parsed.
+ *  - `date` (String|Date): The date object or a string in a format that can be parsed. If not provided, the hash object will be searched in all dates.
  *  - `hash` (String): The commit hash.
  *  - `_data` (Object): If this field is provided, it should be the content of the git-stats data file as object. It will be modified in-memory and then returned.
  *  - `save` (Boolean): If `false`, the result will *not* be saved in the file.
@@ -230,8 +231,7 @@ GitStats.prototype.removeCommit = function (data, callback) {
     }
 
     if (!/^moment|date$/.test(Typpy(data.date))) {
-        callback(new Error("The date field should be a string or a date object."));
-        return GitStats;
+        data.date = null;
     } else if (Typpy(data.date, Date)) {
         data.date = Moment(data.date);
     }
@@ -244,13 +244,19 @@ GitStats.prototype.removeCommit = function (data, callback) {
     function modify (err, stats) {
 
         if (err) { return callback(err); }
+        if (!data.date) {
+            debugger
+            IterateObject(stats.commits, function (todayObj) {
+                delete todayObj[data.hash];
+            });
+        } else {
+            var commits = stats.commits
+              , day = data.date.format(DATE_FORMAT)
+              , today = commits[day] = Object(commits[day])
+              ;
 
-        var commits = stats.commits
-          , day = data.date.format(DATE_FORMAT)
-          , today = commits[day] = Object(commits[day])
-          ;
-
-        delete today[data.hash];
+            delete today[data.hash];
+        }
 
         if (data.save === false) {
             callback(null, stats);