From ae57057afae0a714143de090a62ea772b097569c Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Wed, 7 Sep 2016 20:09:29 +0100
Subject: [PATCH] help: use Commands module.

---
 Library/Homebrew/cmd/help.rb | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

diff --git a/Library/Homebrew/cmd/help.rb b/Library/Homebrew/cmd/help.rb
index eae08395da..a6681c0b3d 100644
--- a/Library/Homebrew/cmd/help.rb
+++ b/Library/Homebrew/cmd/help.rb
@@ -31,12 +31,14 @@ EOS
 # NOTE Keep lines less than 80 characters! Wrapping is just not cricket.
 # NOTE The reason the string is at the top is so 25 lines is easy to measure!
 
+require "commands"
+
 module Homebrew
   def help(cmd = nil, flags = {})
     # Resolve command aliases and find file containing the implementation.
     if cmd
       cmd = HOMEBREW_INTERNAL_COMMAND_ALIASES.fetch(cmd, cmd)
-      path = command_path(cmd)
+      path = Commands.path(cmd)
     end
 
     # Display command-specific (or generic) help in response to `UsageError`.
@@ -69,18 +71,6 @@ module Homebrew
 
   private
 
-  def command_path(cmd)
-    if File.exist?(HOMEBREW_LIBRARY_PATH/"cmd/#{cmd}.sh")
-      HOMEBREW_LIBRARY_PATH/"cmd/#{cmd}.sh"
-    elsif File.exist?(HOMEBREW_LIBRARY_PATH/"dev-cmd/#{cmd}.sh")
-      HOMEBREW_LIBRARY_PATH/"dev-cmd/#{cmd}.sh"
-    elsif File.exist?(HOMEBREW_LIBRARY_PATH/"cmd/#{cmd}.rb")
-      HOMEBREW_LIBRARY_PATH/"cmd/#{cmd}.rb"
-    elsif File.exist?(HOMEBREW_LIBRARY_PATH/"dev-cmd/#{cmd}.rb")
-      HOMEBREW_LIBRARY_PATH/"dev-cmd/#{cmd}.rb"
-    end
-  end
-
   def command_help(path)
     help_lines = path.read.lines.grep(/^#:/)
     if help_lines.empty?