Adds --batch-suffix option.

It specifies what gets added to output filename when processing in batch mode.

Author: jakubpawlowicz

History.md

@@ -1,6 +1,7 @@
 [5.0.0 / 2021-xx-xx](https://github.com/jakubpawlowicz/clean-css-cli/compare/4.3...HEAD)
 ==================
 
+* Adds `--batch-suffix` option to specify what gets appended to output filename in batch mode.
 * Bumps clean-css dependency to 5.0.
 * Bumps commander dependency to 7.0.
 * Fixed issue [#18](https://github.com/jakubpawlowicz/clean-css-cli/issues/18) - allows batch processing of input files.

README.md

@@ -65,6 +65,7 @@ cleancss -o one.min.css one.css
 clean-css-cli 5.0 introduces the following changes / features:
 
 * adds `--batch` option (off by default) which processes input files one by one without joining them together;
+* adds `--batch-suffix` option to specify what gets appended to output filename in batch mode;
 * clean-css 5.0 with loads of bugfixes;
 * drops official support for Node.js 4, 6, and 8;
 * `--skip-rebase` option has been removed as rebasing URLs is disabled by default now

index.js

@@ -31,6 +31,7 @@ function cli(process, beforeMinifyCallback) {
     .option('-f, --format <options>', 'Controls output formatting, see examples below')
     .option('-o, --output [output-file]', 'Use [output-file] as output instead of STDOUT')
     .option('-O <n> [optimizations]', 'Turn on level <n> optimizations; optionally accepts a list of fine-grained options, defaults to `1`, see examples below, IMPORTANT: the prefix is O (a capital o letter), NOT a 0 (zero, a number)', function (val) { return Math.abs(parseInt(val)); })
+    .option('--batch-suffix <suffix>', 'A suffix (without extension) appended to input file name when processing in batch mode (`-min` is the default)', '-min')
     .option('--inline [rules]', 'Enables inlining for listed sources (defaults to `local`)')
     .option('--inline-timeout [seconds]', 'Per connection timeout when fetching remote stylesheets (defaults to 5 seconds)', parseFloat)
     .option('--remove-inlined-files', 'Remove files inlined in <source-file ...> or via `@import` statements')
@@ -172,6 +173,7 @@ function cli(process, beforeMinifyCallback) {
   }
 
   var configurations = {
+    batchSuffix: inputOptions.batchSuffix,
     beforeMinifyCallback: beforeMinifyCallback,
     debugMode: debugMode,
     removeInlinedFiles: removeInlinedFiles,
@@ -238,16 +240,18 @@ function minify(process, options, configurations, data) {
 
     if (options.batch && !('styles' in minified)) {
       for (inputPath in minified) {
-        processMinified(process, configurations, minified[inputPath], inputPath, toOutputPath(inputPath));
+        processMinified(process, configurations, minified[inputPath], inputPath, toOutputPath(inputPath, configurations.batchSuffix));
       }
     } else {
       processMinified(process, configurations, minified, null, options.output);
     }
   });
 }
 
-function toOutputPath(inputPath) {
-  return inputPath.replace(/\.css$/, '-min.css');
+function toOutputPath(inputPath, batchSuffix) {
+  var extensionName = path.extname(inputPath);
+
+  return inputPath.replace(new RegExp(extensionName + '$'), batchSuffix + extensionName);
 }
 
 function processMinified(process, configurations, minified, inputPath, outputPath) {

test/binary-test.js

@@ -777,4 +777,21 @@ vows.describe('cleancss')
       }
     })
   })
+  .addBatch({
+    'batch processing with custom suffix': binaryContext('--batch --batch-suffix \'.min\' ./test/fixtures/partials/one.css ./test/fixtures/partials/five.css', {
+      'creates two separate minified files': function () {
+        assert.isFalse(fs.existsSync('test/fixtures/partials/one-min.css'));
+        assert.isFalse(fs.existsSync('test/fixtures/partials/two-min.css'));
+        assert.isFalse(fs.existsSync('test/fixtures/partials/five-min.css'));
+
+        assert.isTrue(fs.existsSync('test/fixtures/partials/one.min.css'));
+        assert.isFalse(fs.existsSync('test/fixtures/partials/two.min.css'));
+        assert.isTrue(fs.existsSync('test/fixtures/partials/five.min.css'));
+      },
+      'teardown': function () {
+        deleteFile('test/fixtures/partials/one.min.css');
+        deleteFile('test/fixtures/partials/five.min.css');
+      }
+    })
+  })
   .export(module);