Add CLI for css2less

cli.js

@@ -0,0 +1,123 @@
+#!/usr/bin/env node
+
+var fs = require('fs');
+var path = require('path');
+var url = require('url');
+
+var existsSync = fs.existsSync || path.existsSync;
+
+var css2less;
+try {
+    css2less = require('css2less');
+} catch(err) {
+    css2less = require('./index');
+}
+
+var html2jade;
+try {
+    html2jade = require('html2jade');
+} catch(err) {
+    html2jade = require('./lib/html2jade');
+}
+
+function parsePath(arg) {
+  if (typeof arg !== 'string') {
+    console.error('invalid input: ' + arg);
+  } else if (path.resolve('/',arg) === arg) {
+    // already absolute path
+    return arg;
+  } else if (arg.length >= 2 && arg.substring(0, 2) === '~/') {
+    // home path
+    return path.join(process.env['HOME'], arg.substring(2));
+  } else {
+    // relative to current path
+    return path.join(process.cwd(), arg);
+  }
+}
+
+function convert(input, output, options) {
+  if (input) {
+    try {
+      if(options.inputType === "file")
+          input = fs.readFileSync(arg, "utf8");
+      var result = css2less(input, options);
+      if (!result) {
+        console.error('parser errors: ' + errors);
+      }
+      output.write(result);
+    } catch (err) {
+      console.error(err);
+      throw err;
+    }
+  } else {
+    console.error('invalid input: ' + input);
+  }
+}
+
+var program = require('commander');
+var version = require('./package').version;
+
+program
+  .version(version)
+
+program.parse(process.argv);
+
+// if outdir is provided, check existance (sorry no mkdir support yet)
+if (program.outdir && !existsSync(program.outdir)) {
+  console.error("output directory '" + program.outdir + "' doesn't exist");
+  process.exit(1);
+}
+
+// process each arguments
+var args = program.args;
+if (!args || args.length === 0) {
+  args = ['-'];
+  // console.error("input argument(s) missing");
+  // process.exit(1);
+}
+
+for (var i = 0; i < args.length; i++) {
+  var arg = args[i], inputUrl, inputPath;
+
+  // handle stdin to stdout
+  if (arg === '-') {
+    var input = '';
+    process.stdin.resume();
+    process.stdin.on('data', function (chunk){
+      input += chunk;
+    });
+    process.stdin.on('end', function (){
+      program.inputType = "css";
+      convert(input, undefined, program);
+    });
+    continue;
+  }
+
+  if (typeof arg === 'string' && !existsSync(arg)) {
+    try { inputUrl = url.parse(arg); } catch (err) {}
+  }
+  if (inputUrl && inputUrl.protocol) {
+    // URL input, use stdout
+    program.inputType = "url";
+    convert(arg, undefined, program);
+  } else {
+    // path or glob
+    inputPath = parsePath(arg);
+    if (existsSync(inputPath)) {
+      var inputStats = fs.statSync(inputPath);
+      if (inputStats.isFile()) {
+        var outdir = program.outdir || path.dirname(arg);
+        var outputPath = path.join(outdir, path.basename(inputPath, path.extname(inputPath)) + '.less');
+        // console.log("converting '" + arg + "' to '" + outputPath + "'");
+        var outputStream = fs.createWriteStream(outputPath, {
+          flags: 'w',
+          encoding: 'utf8',
+        });
+        program.inputType = "file";
+        convert(inputPath, new html2jade.StreamOutput(outputStream), program);
+      }
+    } else {
+      console.error("input file doesn't exist: " + arg);
+    }
+  }
+}

index.js

@@ -188,7 +188,7 @@ var css2less = function (css, options) {
 			if ( isBase64(e) ) parts = [parts[0], parts[1] + parts[2]];
 
 			var key = parts[0].trim();
-			var value = parts[1].trim();
+			var value = (parts[1])? parts[1].trim() : false ;
 
 			if (!value) {
 				normal_rules[key] = "";
@@ -387,6 +387,9 @@ var css2less = function (css, options) {
 		var index = 0;
 
 		for (var i in tree) {
+			if (i == "/**") {
+				continue;
+			}
 			if (i == "children") {
 				continue;
 			}
@@ -473,4 +476,4 @@ module.exports = function(cssString, options) {
 	lessInst.processLess();
 
 	return lessInst.less;
-};
+};

package.json

@@ -15,6 +15,13 @@
     "url": "https://github.com/serheyShmyg/css2less/issues"
   },
   "main": "index.js",
+  "dependencies": {
+    "html2jade": "*",
+    "commander": "*"
+  },
+  "bin": {
+    "css2less": "./cli.js"
+  },
   "scripts": {
     "start" : "gulp",
     "test": "echo \"Error: no test specified\" && exit 1"