Make pngquant-bin an optional dependency.

papandreou · Mar 26, 2014 · 14bce27 · 14bce27
1 parent 1c6bd26
commit 14bce27
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/lib/PngQuant.js b/lib/PngQuant.js
@@ -1,7 +1,13 @@
 var childProcess = require('child_process'),
     Stream = require('stream').Stream,
     util = require('util'),
-    binPath = require('pngquant-bin').path;
+    pngQuantBin;
+
+try {
+    pngQuantBin = require('pngquant-bin');
+} catch (e) {}
+
+var binPath = pngQuantBin ? pngQuantBin.path : 'pngquant';
 
 function PngQuant(pngQuantArgs) {
     Stream.call(this);

diff --git a/package.json b/package.json
@@ -6,7 +6,7 @@
   "directories": {
     "test": "test"
   },
-  "dependencies": {
+  "optionalDependencies": {
     "pngquant-bin": "=0.1.7"
   },
   "devDependencies": {