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fix in using the linenoise function (#5351)

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Arne Döring 2017-02-08 10:25:57 +01:00 • committed by Andreas Rumpf
commit ca39e113d5
1 changed files with 2 additions and 1 deletions
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3
lib/impure/rdstdin.nim
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@ -116,7 +116,8 @@ else:
tags: [ReadIOEffect, WriteIOEffect].} = tags: [ReadIOEffect, WriteIOEffect].} =
var buffer = linenoise.readLine(prompt) var buffer = linenoise.readLine(prompt)
if isNil(buffer): if isNil(buffer):
raise newException(IOError, "Linenoise returned nil") line.string.setLen(0)
return false
line = TaintedString($buffer) line = TaintedString($buffer)
if line.string.len > 0: if line.string.len > 0:
historyAdd(buffer) historyAdd(buffer)