leaves: Use CLI::Parser to parse args

2018-11-11 19:13:28 +05:30 · 2018-11-11 19:13:28 +05:30 · 2ff0b6471a
commit 2ff0b6471a
parent b0f382c177
1 changed files with 14 additions and 0 deletions
--- a/Library/Homebrew/cmd/leaves.rb
+++ b/Library/Homebrew/cmd/leaves.rb
@ -3,11 +3,25 @@

 require "formula"
 require "tab"
+require "cli_parser"

 module Homebrew
  module_function

+  def leaves_args
+    Homebrew::CLI::Parser.new do
+      usage_banner <<~EOS
+        `leaves`
+
+        Show installed formulae that are not dependencies of another installed formula.
+      EOS
+      switch :debug
+    end
+  end
+
  def leaves
+    leaves_args.parse
+
    installed = Formula.installed.sort

    deps_of_installed = installed.flat_map do |f|