JezK
Edit File: edit.rb
# frozen_string_literal: true require_relative "../command" module Byebug # # Edit a file from byebug's prompt. # class EditCommand < Command self.allow_in_control = true self.allow_in_post_mortem = true def self.regexp /^\s* ed(?:it)? (?:\s+(\S+))? \s*$/x end def self.description <<-DESCRIPTION edit[ file:lineno] #{short_description} With no argumnt, edits file containing most re line listed. Editing targets can also be specified to start editing at a specific line in a specific file DESCRIPTION end def self.short_description "Edits source files" end def execute file, line = location(@match[1]) return edit_error("not_exist", file) unless File.exist?(file) return edit_error("not_readable", file) unless File.readable?(file) cmd = line ? "#{editor} +#{line} #{file}" : "#{editor} #{file}" Kernel.system(cmd) end private def location(matched) if matched.nil? file = frame.file return errmsg(pr("edit.errors.state")) unless file line = frame.line elsif (@pos_match = /([^:]+)[:]([0-9]+)/.match(matched)) file, line = @pos_match.captures else file = matched line = nil end [File.expand_path(file), line] end def editor ENV["EDITOR"] || "vim" end def edit_error(type, file) errmsg(pr("edit.errors.#{type}", file: file)) end end end