lib/acouchi/which.rb in acouchi-0.0.8 vs lib/acouchi/which.rb in acouchi-0.0.9

@@ -1,29 +1,12 @@
 module Acouchi
   class Which
-    def self.find_executable *aliases
-      if executable = aliases.find {|a| which? a}
+    def self.find_executable name
+      require "ptools"
+      if executable = File.which(name)
         executable
       else
         raise %{Couldn't find any matches for the aliases "#{aliases.join(", ")}"}
       end
     end
-
-    private
-      def self.which? command
-        ENV['PATH'].split(File::PATH_SEPARATOR).each do |path|
-          exe = File.join(path, "#{command}")
-          return exe if executable? exe
-        end
-        return nil
-      end
-
-      def self.executable? file
-        return true if File.executable?(file)
-        extensions = ENV["PATHEXT"] ? ENV["PATHEXT"].split(";") : []
-        File.exist?(file) &&
-          File.file?(file) &&
-          extensions.any? &&
-          extensions.any? {|e| file.downcase.end_with?(e.downcase)}
-      end
   end
 end