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Versions: 12
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Contents
# frozen_string_literal: true
require "stringio"
require_relative "nop"
require_relative "../pager"
module IRB
# :stopdoc:
module ExtendCommand
class ShowCmds < Nop
category "IRB"
description "List all available commands and their description."
def execute(*args)
commands_info = IRB::ExtendCommandBundle.all_commands_info
commands_grouped_by_categories = commands_info.group_by { |cmd| cmd[:category] }
if irb_context.with_debugger
# Remove the original "Debugging" category
commands_grouped_by_categories.delete("Debugging")
# Remove the `help` command as it's delegated to the debugger
commands_grouped_by_categories["Context"].delete_if { |cmd| cmd[:display_name] == :help }
# Add an empty "Debugging (from debug.gem)" category at the end
commands_grouped_by_categories["Debugging (from debug.gem)"] = []
end
longest_cmd_name_length = commands_info.map { |c| c[:display_name].length }.max
output = StringIO.new
commands_grouped_by_categories.each do |category, cmds|
output.puts Color.colorize(category, [:BOLD])
cmds.each do |cmd|
output.puts " #{cmd[:display_name].to_s.ljust(longest_cmd_name_length)} #{cmd[:description]}"
end
output.puts
end
# Append the debugger help at the end
if irb_context.with_debugger
output.puts DEBUGGER__.help
end
Pager.page_content(output.string)
end
end
end
# :startdoc:
end
Version data entries
12 entries across 12 versions & 2 rubygems