JezK
Edit File: catch.rb
# frozen_string_literal: true require_relative "../command" require_relative "../helpers/eval" module Byebug # # Implements exception catching. # # Enables the user to catch unhandled assertion when they happen. # class CatchCommand < Command include Helpers::EvalHelper self.allow_in_post_mortem = true def self.regexp /^\s* cat(?:ch)? (?:\s+(\S+))? (?:\s+(off))? \s*$/x end def self.description <<-DESCRIPTION cat[ch][ (off|<exception>[ off])] #{short_description} catch -- lists catchpoints catch off -- deletes all catchpoints catch <exception> -- enables handling <exception> catch <exception> off -- disables handling <exception> DESCRIPTION end def self.short_description "Handles exception catchpoints" end def execute return info unless @match[1] return @match[1] == "off" ? clear : add(@match[1]) unless @match[2] return errmsg pr("catch.errors.off", off: cmd) unless @match[2] == "off" remove(@match[1]) end private def remove(exception) return errmsg pr("catch.errors.not_found", exception: exception) unless Byebug.catchpoints.member?(exception) puts pr("catch.removed", exception: exception) Byebug.catchpoints.delete(exception) end def add(exception) errmsg pr("catch.errors.not_class", class: exception) if warning_eval(exception.is_a?(Class).to_s) puts pr("catch.added", exception: exception) Byebug.add_catchpoint(exception) end def clear Byebug.catchpoints.clear if confirm(pr("catch.confirmations.delete_all")) end def info if Byebug.catchpoints && !Byebug.catchpoints.empty? Byebug.catchpoints.each_key do |exception| puts("#{exception}: #{exception.is_a?(Class)}") end else puts "No exceptions set to be caught." end end end end