pry/lib/pry/helpers/base_helpers.rb

71 lines
1.9 KiB
Ruby

# frozen_string_literal: true
class Pry
module Helpers
module BaseHelpers
extend self
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)
(obj.is_a?(Module) ? Module : Object).instance_method(method)
.bind(obj).call(*args, &block)
end
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 use_ansi_codes?
Pry::Helpers::Platform.windows_ansi? || ENV['TERM'] && ENV['TERM'] != "dumb"
end
def colorize_code(code)
SyntaxHighlighter.highlight(code)
end
def highlight(string, regexp, highlight_color = :bright_yellow)
string.gsub(regexp) do |match|
"<#{highlight_color}>#{match}</#{highlight_color}>"
end
end
# formatting
def heading(text)
text = "#{text}\n--"
"\e[1m#{text}\e[0m"
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)
if defined?(pry_instance) && pry_instance
pry_instance.pager.page text
else
Pry.new.pager.page text
end
end
end
end
end