require stdin content on certain commands #264
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Taken from: http://stackoverflow.com/questions/22744443/check-if-there-is-something- to-read-on-stdin-in-golang
technoweenie
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nice, 👍 |
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Apr 24, 2015
require stdin content on certain commands
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This fails fast in a few commands (
clean,smudge,pointer, andpush) if they expect STDIN, but don't get it. This commonly happens incleanandsmudgecommands if users run them interactively.Fixes #210