Check that size is above zero

zenangst · Nov 8, 2016 · c8933ab · c8933ab
1 parent 7319259
commit c8933ab
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/Source/Mac/NSImage+Hue.swift b/Source/Mac/NSImage+Hue.swift
@@ -13,6 +13,8 @@ class CountedColor {
 extension NSImage {
 
   fileprivate func resize(_ newSize: CGSize) -> NSImage {
+    guard newSize.width > 0.0 && newSize.height > 0.0 else { return NSImage() }
+
     let scaledImage = NSImage(size: newSize)
     scaledImage.lockFocus()
     let ctx = NSGraphicsContext.current()