image-size - npm Package Compare versions

Comparing version 0.2.2 to 0.2.3

lib/detector.js

@@ -0,1 +1,3 @@
+'use strict';
+
 var typeMap = {};
@@ -2,0 +4,0 @@ var types = require('./types');

lib/index.js

@@ -0,1 +1,3 @@
+'use strict';
+
 var fs = require('fs');
@@ -16,6 +18,6 @@ var path = require('path');
 // Maximum buffer size, with a default of 128 kilobytes.
-// TODO: make this adaptive based on the initial signature of the image
+// TO-DO: make this adaptive based on the initial signature of the image
 var bufferSize = 128*1024;
 
-function lookup (buffer, filepath) {
+function lookup (buffer, filepath, callback) {
   // detect the file type.. don't rely on the extension
@@ -28,2 +30,5 @@ var type = detector(buffer, filepath);
     if (size !== false) {
+      if (callback) {
+        callback(null, size);
+      }
       return size;
@@ -33,4 +38,9 @@ }
 
-  // throw up, if we can't understand the file
-  throw new TypeError('unsupported file type');
+  // throw up, if we don't understand the file
+  var err = new TypeError('unsupported file type');
+  if (callback) {
+    callback(err);
+  } else {
+    throw err;
+  }
 }
@@ -87,3 +97,3 @@
       // return the dimensions
-      callback(null, lookup(buffer, filepath));
+      lookup(buffer, filepath, callback);
     });
@@ -90,0 +100,0 @@ } else {

lib/readUInt.js

@@ -0,1 +1,3 @@
+'use strict';
+
 // Abstract reading multi-byte unsigned integers
@@ -2,0 +4,0 @@ function readUInt (buffer, bits, offset, isBigEndian) {

lib/types.js

@@ -0,1 +1,3 @@
+'use strict';
+
 module.exports = [
@@ -2,0 +4,0 @@ 'png',

lib/types/bmp.js

@@ -0,1 +1,3 @@
+'use strict';
+
 function isBMP (buffer) {
@@ -2,0 +4,0 @@ return ('BM' === buffer.toString('ascii', 0, 2));

lib/types/gif.js

@@ -0,1 +1,3 @@
+'use strict';
+
 var gifRegexp = /^GIF8[7,9]a/;
@@ -2,0 +4,0 @@ function isGIF (buffer) {

lib/types/jpg.js

@@ -0,1 +1,3 @@
+'use strict';
+
 // NOTE: we only support baseline and progressive JPGs here
@@ -6,3 +8,3 @@ // due to the structure of the loader class, we only get a buffer
 
-// TODO: handle the following as well
+// TO-DO: handle the following as well
 // ffe3 - Samsung D500 JPEG
@@ -27,3 +29,3 @@ var validJFIFMarkers = {
 
-  // TODO: validate the end-bytes of a jpeg file
+  // TO-DO: validate the end-bytes of a jpeg file
   // use filepath, get the last bytes, check for ffd9
@@ -30,0 +32,0 @@

lib/types/png.js

@@ -0,1 +1,3 @@
+'use strict';
+
 var pngSignature = 'PNG\r\n\x1a\n';
@@ -2,0 +4,0 @@ function isPNG (buffer) {

lib/types/psd.js

@@ -0,1 +1,3 @@
+'use strict';
+
 function isPSD (buffer) {
@@ -2,0 +4,0 @@ return ('8BPS' === buffer.toString('ascii', 0, 4));

lib/types/tiff.js

@@ -0,3 +1,5 @@
+'use strict';
+
 // based on http://www.compix.com/fileformattif.htm
-// TODO: support big-endian as well
+// TO-DO: support big-endian as well
 
@@ -4,0 +6,0 @@ var fs = require('fs');

lib/types/webp.js

@@ -0,1 +1,3 @@
+'use strict';
+
 // based on https://developers.google.com/speed/webp/docs/riff_container
@@ -39,3 +41,3 @@
   // `& 0x3fff` returns the last 14 bits
-  // TODO: include webp scaling in the calculations
+  // TO-DO: include webp scaling in the calculations
   return {
@@ -42,0 +44,0 @@ 'width': buffer.readInt16LE(6) & 0x3fff,

package.json

 {
   "name": "image-size",
-  "version": "0.2.2",
+  "version": "0.2.3",
   "description": "get dimensions of any image file",
@@ -5,0 +5,0 @@ "main": "lib/index.js",

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Improved metrics

Total package byte prevSize

17742

increased by1.75%

Lines of code

385

increased by5.19%

No dependency changes