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Path: /opt/chef.upgrade/embedded/lib/ruby/gems/2.3.0/gems/pry-0.10.4/lib/pry/helpers/

Viewing File: base_helpers.rb

class Pry
  module Helpers

    module BaseHelpers

      module_function

      def silence_warnings
        old_verbose = $VERBOSE
        $VERBOSE = nil
        begin
          yield
        ensure
          $VERBOSE = old_verbose
        end
      end

      # Acts like send but ignores any methods defined below Object or Class in the
      # inheritance hierarchy.
      # This is required to introspect methods on objects like Net::HTTP::Get that
      # have overridden the `method` method.
      def safe_send(obj, method, *args, &block)
        (Module === obj ? Module : Object).instance_method(method).bind(obj).call(*args, &block)
      end
      public :safe_send

      def find_command(name, set = Pry::Commands)
        command_match = set.find do |_, command|
          (listing = command.options[:listing]) == name && listing != nil
        end
        command_match.last if command_match
      end

      def not_a_real_file?(file)
        file =~ /(\(.*\))|<.*>/ || file =~ /__unknown__/ || file == "" || file == "-e"
      end

      def command_dependencies_met?(options)
        return true if !options[:requires_gem]
        Array(options[:requires_gem]).all? do |g|
          Rubygem.installed?(g)
        end
      end

      def use_ansi_codes?
        windows_ansi? || ENV['TERM'] && ENV['TERM'] != "dumb"
      end

      def colorize_code(code)
        CodeRay.scan(code, :ruby).term
      end

      def highlight(string, regexp, highlight_color=:bright_yellow)
        string.gsub(regexp) { |match| "<#{highlight_color}>#{match}</#{highlight_color}>" }
      end

      # formatting
      def heading(text)
        text = "#{text}\n--"
        "\e[1m#{text}\e[0m"
      end

      # have fun on the Windows platform.
      def windows?
        RbConfig::CONFIG['host_os'] =~ /mswin|mingw/
      end

      # are we able to use ansi on windows?
      def windows_ansi?
        defined?(Win32::Console) || ENV['ANSICON'] || (windows? && mri_2?)
      end

      def jruby?
        RbConfig::CONFIG['ruby_install_name'] == 'jruby'
      end

      def jruby_19?
        jruby? && RbConfig::CONFIG['ruby_version'] == '1.9'
      end

      def rbx?
        RbConfig::CONFIG['ruby_install_name'] == 'rbx'
      end

      def mri?
        RbConfig::CONFIG['ruby_install_name'] == 'ruby'
      end

      def mri_19?
        mri? && RUBY_VERSION =~ /^1\.9/
      end

      def mri_2?
        mri? && RUBY_VERSION =~ /^2/
      end

      def mri_20?
        mri? && RUBY_VERSION =~ /^2\.0/
      end

      def mri_21?
        mri? && RUBY_VERSION =~ /^2\.1/
      end

      # Send the given text through the best available pager (if Pry.config.pager is
      # enabled). Infers where to send the output if used as a mixin.
      # DEPRECATED.
      def stagger_output(text, out = nil)
        Pry.new.pager.page text
      end
    end
  end
end