From 47562af24123a17b8a5d0e2594229704560d51cb Mon Sep 17 00:00:00 2001
From: narimiran <narimiran@disroot.org>
Date: Wed, 13 Feb 2019 10:34:51 +0100
Subject: [PATCH] make it work on Nim devel (0.19.9)

"Error: invalid else, all cases are already covered"
---
 nimPNG.nim | 2 --
 1 file changed, 2 deletions(-)

diff --git a/nimPNG.nim b/nimPNG.nim
index ac3041b..3e94bf5 100644
--- a/nimPNG.nim
+++ b/nimPNG.nim
@@ -2711,8 +2711,6 @@ proc filterScanLine(output: var DataBuf, scanLine, prevLine: DataBuf, len, byteW
       #paethPredictor(scanLine[i - byteWidth], 0, 0) is always scanLine[i - byteWidth]
       for i in byteWidth..len-1:
         output[i] = chr(scanLine[i].uint - scanLine[i - byteWidth].uint)
-  else:
-    raise PNGError("unsupported filter type")
 
 proc filterZero(output: var DataBuf, input: DataBuf, w, h, bpp: int) =
   #the width of a scanline in bytes, not including the filter type