Fixes #166 - output more info in CLI's debug mode.

* Show efficiency with up to two decimal places.

History.md

@@ -9,6 +9,7 @@
 * Fixed issue [#157](https://github.com/GoalSmashers/clean-css/issues/157) - gets rid of `removeEmpty` option.
 * Fixed issue [#159](https://github.com/GoalSmashers/clean-css/issues/159) - escaped quotes inside content.
 * Fixed issue [#162](https://github.com/GoalSmashers/clean-css/issues/162) - strip quotes from Base64 encoded URLs.
+* Fixed issue [#166](https://github.com/GoalSmashers/clean-css/issues/166) - `debug` formatting in CLI
 * Fixed issue [#167](https://github.com/GoalSmashers/clean-css/issues/167) - `background:transparent` minification.
 * Adds CSS tokenizer which will make it possible to optimize content by reordering and/or merging selectors.
 * Adds basic optimizer removing duplicate selectors from a list.

bin/cleancss

@@ -107,8 +107,10 @@ function minify(data) {
   var minified = minifier.minify(data);
 
   if (cleanOptions.debug) {
-    console.error('Minification time: %dms', minifier.stats.timeSpent);
-    console.error('Compression efficiency: %d%', ~~(minifier.stats.efficiency * 100));
+    console.error('Original: %d bytes', minifier.stats.originalSize);
+    console.error('Minified: %d bytes', minifier.stats.minifiedSize);
+    console.error('Efficiency: %d%', ~~(minifier.stats.efficiency * 10000) / 100.0);
+    console.error('Time spent: %dms', minifier.stats.timeSpent);
   }
 
   return minified;

test/binary-test.js

@@ -79,20 +79,24 @@ exports.commandsSuite = vows.describe('binary commands').addBatch({
       assert.equal(stdout, 'a{display:block}');
     }
   }),
-  'piped with debug info': pipedContext('a{color:#f00}', '-d', {
+  'piped with debug info': pipedContext('a{color: #f00;}', '-d', {
     'should output content to stdout and debug info to stderr': function(error, stdout, stderr) {
       assert.equal(stdout, 'a{color:red}');
       assert.notEqual(stderr, '');
-      assert.include(stderr, 'Minification time:');
-      assert.include(stderr, 'Compression efficiency:');
+      assert.include(stderr, 'Time spent:');
+      assert.include(stderr, 'Original: 16 bytes');
+      assert.include(stderr, 'Minified: 12 bytes');
+      assert.include(stderr, 'Efficiency: 25%');
     }
   }),
-  'to output file with debug info': pipedContext('a{color:#f00}', '-d -o debug.css', {
+  'to output file with debug info': pipedContext('a{color: #f00;}', '-d -o debug.css', {
     'should output nothing to stdout and debug info to stderr': function(error, stdout, stderr) {
       assert.equal(stdout, '');
       assert.notEqual(stderr, '');
-      assert.include(stderr, 'Minification time:');
-      assert.include(stderr, 'Compression efficiency:');
+      assert.include(stderr, 'Time spent:');
+      assert.include(stderr, 'Original: 16 bytes');
+      assert.include(stderr, 'Minified: 12 bytes');
+      assert.include(stderr, 'Efficiency: 25%');
     },
     'should output content to file': function() {
       var minimized = readFile('debug.css');