Merge 5362e5d into 764c127

image-size · Mar 27, 2014 · a6459ef · a6459ef
2 parents 764c127 + 5362e5d
commit a6459ef
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/lib/index.js b/lib/index.js
@@ -45,13 +45,13 @@ function lookup (buffer, filepath, callback) {
 function asyncFileToBuffer (filepath, buffer, callback) {
   // open the file in read only mode
   fs.open(filepath, 'r', function (err, descriptor) {
-    if (err) { throw err; }
+    if (err) { return callback(err); }
     // read first buffer block from the file, asynchronously
     fs.read(descriptor, buffer, 0, bufferSize, 0, function (err) {
-      if (err) { throw err; }
+      if (err) { return callback(err); }
       // close the file, we are done
       fs.close(descriptor, function (err) {
-        if (err) { throw err; }
+        if (err) { return callback(err); }
         // no errors, return the buffer
         callback();
       });
@@ -89,7 +89,8 @@ module.exports = function (input, callback) {
   var buffer = new Buffer(bufferSize);
 
   if (typeof callback === 'function') {
-    asyncFileToBuffer(filepath, buffer, function () {
+    asyncFileToBuffer(filepath, buffer, function (err) {
+      if(err) { return callback(err); }
       // return the dimensions
       lookup(buffer, filepath, callback);
     });