silent option. pass options through writeError

bin/lessc

@@ -10,7 +10,8 @@ var less = require('less');
 var args = process.argv.slice(1);
 var options = {
     compress: false,
-    optimization: 1
+    optimization: 1,
+    silent: false
 };
 
 args = args.filter(function (arg) {
@@ -27,6 +28,10 @@ args = args.filter(function (arg) {
         case 'verbose':
             options.verbose = true;
             break;
+        case 's':
+        case 'silent':
+            options.silent = true;
+            break;
         case 'h':
         case 'help':
             sys.puts("usage: lessc source [destination]");
@@ -70,7 +75,7 @@ fs.stat(input, function (e, stats) {
                 filename: input
             }).parse(data, function (err, tree) {
                 if (err) {
-                    less.writeError(err);
+                    less.writeError(err, options);
                     process.exit(1);
                 } else {
                     try {
@@ -82,7 +87,7 @@ fs.stat(input, function (e, stats) {
                             sys.print(css);
                         }
                     } catch (e) {
-                        less.writeError(e);
+                        less.writeError(e, options);
                         process.exit(2);
                     }
                 }

lib/less/index.js

@@ -35,11 +35,15 @@ var less = {
             return ee;
         }
     },
-    writeError: function (ctx) {
+    writeError: function (ctx, options) {
         var message = "";
         var extract = ctx.extract;
         var error = [];
 
+        options = options || {};
+
+        if (options.silent) { return }
+
         if (!ctx.index && ctx.stack) {
             return sys.error(ctx.stack);
         }
@@ -62,7 +66,7 @@ var less = {
 
         sys.error(message, error);
 
-        if (ctx.verbose && ctx.stack) { sys.error(stylize(ctx.stack, 'red')) }
+        if (options.verbose && ctx.stack) { sys.error(stylize(ctx.stack, 'red')) }
     }
 };
 

lib/less/parser.js

@@ -242,7 +242,6 @@ less.Parser = function Parser(env) {
                             line: line,
                             stack: e.stack,
                             column: column,
-                            verbose: env.verbose,
                             extract: [
                                 lines[line - 2],
                                 lines[line - 1],