imagemin-advpng - npm Package Compare versions

Comparing version 2.0.0 to 2.1.0

index.js

@@ -11,3 +11,51 @@ 'use strict';
  *
+ * @param {Object} file
+ * @param {String} enc
  * @param {Object} opts
+ * @param {Function} cb
+ * @api private
+ */
+
+function plugin(file, enc, opts, cb) {
+	if (file.isNull()) {
+		cb(null, file);
+		return;
+	}
+
+	if (file.isStream()) {
+		cb(new Error('Streaming is not supported'));
+		return;
+	}
+
+	if (!isPng(file.contents)) {
+		cb(null, file);
+		return;
+	}
+
+	var exec = new ExecBuffer();
+	var args = ['--recompress', '-q'];
+	var optimizationLevel = opts.optimizationLevel || 3;
+
+	if (typeof optimizationLevel === 'number') {
+		args.push('-' + optimizationLevel);
+	}
+
+	exec
+		.dest(exec.src())
+		.use(advpng, args.concat([exec.src()]))
+		.run(file.contents, function (err, buf) {
+			if (err) {
+				cb(err);
+				return;
+			}
+
+			file.contents = buf;
+			cb(null, file);
+		});
+}
+
+/**
+ * Module exports
+ *
+ * @param {Object} opts
  * @api public
@@ -20,38 +68,19 @@ */
 	return through.obj(function (file, enc, cb) {
-		if (file.isNull()) {
-			cb(null, file);
-			return;
-		}
+		plugin(file, enc, opts, cb);
+	});
+};
 
-		if (file.isStream()) {
-			cb(new Error('Streaming is not supported'));
-			return;
-		}
+/**
+ * Module exports constructor
+ *
+ * @param {Object} opts
+ * @api public
+ */
 
-		if (!isPng(file.contents)) {
-			cb(null, file);
-			return;
-		}
+module.exports.ctor = function (opts) {
+	opts = opts || {};
 
-		var exec = new ExecBuffer();
-		var args = ['--recompress', '-q'];
-		var optimizationLevel = opts.optimizationLevel || 3;
-
-		if (typeof optimizationLevel === 'number') {
-			args.push('-' + optimizationLevel);
-		}
-
-		exec
-			.dest(exec.src())
-			.use(advpng, args.concat([exec.src()]))
-			.run(file.contents, function (err, buf) {
-				if (err) {
-					cb(err);
-					return;
-				}
-
-				file.contents = buf;
-				cb(null, file);
-			});
+	return through.ctor({ objectMode: true }, function (file, enc, cb) {
+		plugin(file, enc, opts, cb);
 	});
 };

package.json

 {
   "name": "imagemin-advpng",
-  "version": "2.0.0",
+  "version": "2.1.0",
   "description": "advpng imagemin plugin",
@@ -5,0 +5,0 @@ "license": "MIT",

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Improved metrics

Total package byte prevSize

3578

increased by13.91%

Lines of code

69

increased by53.33%

No dependency changes