module Pry::Helpers::BaseHelpers

Public Instance Methods

colorize_code(code) click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 49
def colorize_code(code)
  CodeRay.scan(code, :ruby).term
end
command_dependencies_met?(options) click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 38
def command_dependencies_met?(options)
  return true if !options[:requires_gem]
  Array(options[:requires_gem]).all? do |g|
    Rubygem.installed?(g)
  end
end
find_command(name, set = Pry::Commands) click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 27
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
heading(text) click to toggle source

formatting

# File lib/pry/helpers/base_helpers.rb, line 58
def heading(text)
  text = "#{text}\n--"
  "\e[1m#{text}\e[0m"
end
highlight(string, regexp, highlight_color=:bright_yellow) click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 53
def highlight(string, regexp, highlight_color=:bright_yellow)
  string.gsub(regexp) { |match| "<#{highlight_color}>#{match}</#{highlight_color}>" }
end
jruby?() click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 73
def jruby?
  RbConfig::CONFIG['ruby_install_name'] == 'jruby'
end
jruby_19?() click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 77
def jruby_19?
  jruby? && RbConfig::CONFIG['ruby_version'] == '1.9'
end
mri?() click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 85
def mri?
  RbConfig::CONFIG['ruby_install_name'] == 'ruby'
end
mri_19?() click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 89
def mri_19?
  mri? && RUBY_VERSION =~ /^1\.9/
end
mri_20?() click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 97
def mri_20?
  mri? && RUBY_VERSION =~ /^2\.0/
end
mri_21?() click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 101
def mri_21?
  mri? && RUBY_VERSION =~ /^2\.1/
end
mri_2?() click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 93
def mri_2?
  mri? && RUBY_VERSION =~ /^2/
end
not_a_real_file?(file) click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 34
def not_a_real_file?(file)
  file =~ /(\(.*\))|<.*>/ || file =~ /__unknown__/ || file == "" || file == "-e"
end
rbx?() click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 81
def rbx?
  RbConfig::CONFIG['ruby_install_name'] == 'rbx'
end
safe_send(obj, method, *args, &block) click to toggle source

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.

# File lib/pry/helpers/base_helpers.rb, line 22
def safe_send(obj, method, *args, &block)
  (Module === obj ? Module : Object).instance_method(method).bind(obj).call(*args, &block)
end
silence_warnings() { || ... } click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 8
def silence_warnings
  old_verbose = $VERBOSE
  $VERBOSE = nil
  begin
    yield
  ensure
    $VERBOSE = old_verbose
  end
end
stagger_output(text, out = nil) click to toggle source

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.

# File lib/pry/helpers/base_helpers.rb, line 108
def stagger_output(text, out = nil)
  Pry.new.pager.page text
end
use_ansi_codes?() click to toggle source
# File lib/pry/helpers/base_helpers.rb, line 45
def use_ansi_codes?
  windows_ansi? || ENV['TERM'] && ENV['TERM'] != "dumb"
end
windows?() click to toggle source

have fun on the Windows platform.

# File lib/pry/helpers/base_helpers.rb, line 64
def windows?
  RbConfig::CONFIG['host_os'] =~ /mswin|mingw/
end
windows_ansi?() click to toggle source

are we able to use ansi on windows?

# File lib/pry/helpers/base_helpers.rb, line 69
def windows_ansi?
  defined?(Win32::Console) || ENV['ANSICON'] || (windows? && mri_2?)
end