use original filename as base for tmp filename

Author: flosse

.gitignore

@@ -1,3 +1,4 @@
 *.swp
 /node_modules/
 *~
+lib/

package.json

@@ -1,6 +1,6 @@
 {
   "name": "jfs",
-  "version": "0.2.2",
+  "version": "0.2.3",
   "main": "./lib/Store",
   "description": "A simple JSON file store",
   "author": "Markus Kohlhase <mail@markus-kohlhase.de>",
@@ -24,12 +24,10 @@
     "istanbul": "~0.3.2",
     "mocha": "~2.0.1"
   },
-  "repository": [
-    {
-      "type": "git",
-      "url": "git://github.com/flosse/json-file-store.git"
-    }
-  ],
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/flosse/json-file-store.git"
+  },
   "maintainers": [
     {
       "name": "Markus Kohlhase",

src/Store.coffee

@@ -60,7 +60,7 @@ saveObjectToFile = (o, file, cb) ->
     json = JSON.stringify o, null, indent
   catch e
     return if cb? then cb e else e
-  tmpFileName = "#{@_getFileName uuid.v4()}.tmp"
+  tmpFileName = file + uuid.v4() + ".tmp"
   if cb?
     canWriteToFile file, (err) ->
       return cb err if err