From d0dae5e8396bd3f9ff3b131ac0927d1f366023ea Mon Sep 17 00:00:00 2001
From: joachimschmidt557 <joachim.schmidt557@outlook.com>
Date: Sat, 6 Apr 2019 20:45:58 +0200
Subject: [PATCH] Nicer case statement

---
 more.nim | 40 +++++++++++++++++++++-------------------
 1 file changed, 21 insertions(+), 19 deletions(-)

diff --git a/more.nim b/more.nim
index dd8530c..b67cd68 100644
--- a/more.nim
+++ b/more.nim
@@ -29,24 +29,26 @@ proc main(files:seq[string]) =
         topLine = minTopLine
     while true:
         redraw(lineBuffer, topLine)
-        command = getch()
-        if command == 'q':
-            break
-        if command == 'j':
-            inc topLine
-            if topLine > maxTopLine: topLine = maxTopLine
-        if command == 'k':
-            dec topLine
-            if topLine < minTopLine: topLine = minTopLine
-        if command == 'f':
-            topLine += terminalHeight()
-            if topLine > maxTopLine: topLine = maxTopLine
-        if command == 'b':
-            topLine -= terminalHeight()
-            if topLine < minTopLine: topLine = minTopLine
-        if command == 'g':
-            topLine = minTopLine
-        if command == 'G':
-            topLine = maxTopLine
+        case getch():
+            of 'q':
+                break
+            of 'j':
+                inc topLine
+                if topLine > maxTopLine: topLine = maxTopLine
+            of 'k':
+                dec topLine
+                if topLine < minTopLine: topLine = minTopLine
+            of 'f':
+                topLine += terminalHeight()
+                if topLine > maxTopLine: topLine = maxTopLine
+            of 'b':
+                topLine -= terminalHeight()
+                if topLine < minTopLine: topLine = minTopLine
+            of 'g':
+                topLine = minTopLine
+            of 'G':
+                topLine = maxTopLine
+            else:
+                discard
 
 dispatch(main, version=("version", nimbaseVersion))