image_voodoo.rb in image_voodoo-0.9.1

- old
+ new

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 # Before we load image_voodoo we can specify whether we want it to load full
 # AWT ala http://www.oracle.com/technetwork/articles/javase/headless-136834.html
 # Most users are using image_voodoo as a library for manipulation and do not
 # want a full peer window popping up.
 unless defined? ImageVoodoo::NEEDS_HEAD
@@ -154,12 +156,12 @@
 
   # Resizes the image to width and height and yields/returns the new image.
   def resize(width, height)
     target = guard { resize_impl(width, height) }
     block_given? ? yield(target) : target
-  rescue java.lang.Exception => ne # figure out why this is here at all?
-    raise ArgumentError, ne.message
+  rescue java.lang.Exception => e # figure out why this is here at all?
+    raise ArgumentError, e.message
   end
 
   # Rotates the image by angle (specified in degrees).
   def rotate(angle)
     target = guard { rotate_impl(to_radians(angle)) }
@@ -169,10 +171,11 @@
   # Saves the image out to path. Changing the file extension will convert
   # the file type to the appropriate format.
   def save(file)
     format = File.extname(file)
     return false if format == ''
+
     format = format[1..-1].downcase
     guard { save_impl(format, JFile.new(file)) }
     true
   end
 
@@ -205,9 +208,10 @@
   end
 
   # A top-level image loader opens path and then yields/returns the image.
   def self.with_image(path)
     raise ArgumentError, "file does not exist: #{path}" unless File.file?(path)
+
     image = guard { with_image_impl(JFile.new(path)) }
     image && block_given? ? yield(image) : image
   end
 
   # A top-level image loader reads bytes and then yields/returns the image.