Use vendoring for backward compatibility The switch of the Madon library to Go modules breaks builds with Go version < 1.11 since the import path now contains "v2". This patch adds vendoring so that it can still build with those versions. Let's try to re-enable Travis builds with Go v1.8-1.11...

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// +build !windows

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// +build !appengine

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package isatty

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// IsCygwinTerminal return true if the file descriptor is a cygwin or msys2

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// terminal. This is also always false on this environment.

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func IsCygwinTerminal(fd uintptr) bool {

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	return false

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}