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brew: guard --help with nil cmd.

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Mike McQuaid 2014-06-26 09:24:07 +01:00
parent 7ecffd2771
commit f61633a076
1 changed files with 1 additions and 1 deletions
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Library/brew.rb
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@ -110,7 +110,7 @@ begin
# Add contributed commands to PATH before checking.
ENV['PATH'] += "#{File::PATH_SEPARATOR}#{HOMEBREW_CONTRIB}/cmd"
internal_cmd = require? HOMEBREW_LIBRARY_PATH.join("cmd", cmd)
internal_cmd = require? HOMEBREW_LIBRARY_PATH.join("cmd", cmd) if cmd
# Usage instructions should be displayed if and only if one of:
# - a help flag is passed AND an internal command is matched