class Aruba::Platforms::WindowsWhich

# File lib/aruba/platforms/windows_which.rb, line 75
def initialize
  @whiches = []
  @whiches << AbsoluteOrRelativePathWhich
  @whiches << ProgramWhich
  @whiches << DefaultWhich
end

# File lib/aruba/platforms/windows_which.rb, line 89
def call(program, path = ENV['PATH'])
  raise ArgumentError, "ENV['PATH'] cannot be empty" if path.nil? || path.empty?

  program = program.to_s
  program += windows_executable_extentions if File.extname(program).empty?

  whiches.find { |w| w.match? program }.new.call(program, path)
end

# File lib/aruba/platforms/windows_which.rb, line 100
def windows_executable_extentions
  if ENV['PATHEXT']
    format('.{%s}', ENV['PATHEXT'].tr(';', ',').tr('.', '')).downcase
  else
    '.{exe,com,bat}'
  end
end