Class: Byebug::EditCommand

Inherits:
Command
  • Object
show all
Defined in:
lib/byebug/commands/edit.rb

Overview

Edit a file from byebug’s prompt.

Instance Attribute Summary

Attributes inherited from Command

#processor

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Command

#arguments, columnize, #context, #frame, help, #initialize, match, to_s

Methods included from Helpers::StringHelper

#camelize, #deindent, #prettify

Constructor Details

This class inherits a constructor from Byebug::Command

Class Method Details

.description ⇒ Object 



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# File 'lib/byebug/commands/edit.rb', line 15

def self.description
  <<-EOD
    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
  EOD
end

.regexp ⇒ Object 



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# File 'lib/byebug/commands/edit.rb', line 11

def self.regexp
  /^\s* ed(?:it)? (?:\s+(\S+))? \s*$/x
end

.short_description ⇒ Object 



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# File 'lib/byebug/commands/edit.rb', line 27

def self.short_description
  'Edits source files'
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/byebug/commands/edit.rb', line 31

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