The grunt.file.delete method warns and returns false if file doesn't exist. Closes gruntjsgh-635, gruntjsgh-714.

Author: cowboy

lib/grunt/file.js

@@ -334,6 +334,12 @@ file.delete = function(filepath, options) {
 
   grunt.verbose.write((nowrite ? 'Not actually deleting ' : 'Deleting ') + filepath + '...');
 
+  if (!file.exists(filepath)) {
+    grunt.verbose.error();
+    grunt.log.warn('Cannot delete nonexistent file.');
+    return false;
+  }
+
   // Only delete cwd or outside cwd if --force enabled. Be careful, people!
   if (!options.force) {
     if (file.isPathCwd(filepath)) {

test/grunt/file_test.js

@@ -569,6 +569,11 @@ exports['file'] = {
     grunt.file.setBase(oldBase);
     test.done();
   },
+  'delete nonexistent file': function(test) {
+    test.expect(1);
+    test.ok(!grunt.file.delete('nonexistent'), 'should return false if file does not exist.');
+    test.done();
+  },
   'delete outside working directory': function(test) {
     test.expect(3);
     var oldBase = process.cwd();