node: add -c|--check CLI arg to syntax check script

PR-URL: https://github.com/nodejs/node/pull/2411
Reviewed-By: Rod Vagg <rod@vagg.org>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Evan Lucas <evanlucas@me.com>

1 files changed, 3 insertions, 13 deletions

diff --git a/lib/module.js b/lib/module.js
index da8a906f95..b1091ca66d 100644
--- a/lib/module.js
+++ b/lib/module.js
@@ -2,6 +2,7 @@
 
 const NativeModule = require('native_module');
 const util = require('util');
+const internalModule = require('internal/module');
 const internalUtil = require('internal/util');
 const runInThisContext = require('vm').runInThisContext;
 const assert = require('assert').ok;
@@ -435,21 +436,10 @@ Module.prototype._compile = function(content, filename) {
 };
 
 
-function stripBOM(content) {
-  // Remove byte order marker. This catches EF BB BF (the UTF-8 BOM)
-  // because the buffer-to-string conversion in `fs.readFileSync()`
-  // translates it to FEFF, the UTF-16 BOM.
-  if (content.charCodeAt(0) === 0xFEFF) {
-    content = content.slice(1);
-  }
-  return content;
-}
-
-
 // Native extension for .js
 Module._extensions['.js'] = function(module, filename) {
   var content = fs.readFileSync(filename, 'utf8');
-  module._compile(stripBOM(content), filename);
+  module._compile(internalModule.stripBOM(content), filename);
 };
 
 
@@ -457,7 +447,7 @@ Module._extensions['.js'] = function(module, filename) {
 Module._extensions['.json'] = function(module, filename) {
   var content = fs.readFileSync(filename, 'utf8');
   try {
-    module.exports = JSON.parse(stripBOM(content));
+    module.exports = JSON.parse(internalModule.stripBOM(content));
   } catch (err) {
     err.message = filename + ': ' + err.message;
     throw err;