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packer: machine readable output for available commands

This commit is contained in:
Mitchell Hashimoto 2013-08-12 09:22:01 -07:00
parent d4d58e3779
commit 1bf2bade7d
1 changed files with 3 additions and 0 deletions
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3
packer/environment.go
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@ -293,6 +293,9 @@ func (e *coreEnvironment) printHelp() {
synopsis = command.Synopsis() synopsis = command.Synopsis()
} }
// Machine-readable output of the available command
e.ui.Machine("command", key, synopsis)
// Pad the key with spaces so that they're all the same width // Pad the key with spaces so that they're all the same width
key = fmt.Sprintf("%v%v", key, strings.Repeat(" ", maxKeyLen-len(key))) key = fmt.Sprintf("%v%v", key, strings.Repeat(" ", maxKeyLen-len(key)))