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require 'shellwords'
require_relative "../color"
require_relative "../source_finder"
module IRB
# :stopdoc:
module Command
class Edit < Base
include RubyArgsExtractor
category "Misc"
description 'Open a file or source location.'
help_message <<~HELP_MESSAGE
Usage: edit [FILE or constant or method signature]
Open a file in the editor specified in #{highlight('ENV["VISUAL"]')} or #{highlight('ENV["EDITOR"]')}
- If no arguments are provided, IRB will attempt to open the file the current context was defined in.
- If FILE is provided, IRB will open the file.
- If a constant or method signature is provided, IRB will attempt to locate the source file and open it.
Examples:
edit
edit foo.rb
edit Foo
edit Foo#bar
HELP_MESSAGE
def execute(arg)
# Accept string literal for backward compatibility
path = unwrap_string_literal(arg)
if path.nil?
path = @irb_context.irb_path
elsif !File.exist?(path)
source = SourceFinder.new(@irb_context).find_source(path)
if source&.file_exist? && !source.binary_file?
path = source.file
end
end
unless File.exist?(path)
puts "Can not find file: #{path}"
return
end
if editor = (ENV['VISUAL'] || ENV['EDITOR'])
puts "command: '#{editor}'"
puts " path: #{path}"
system(*Shellwords.split(editor), path)
else
puts "Can not find editor setting: ENV['VISUAL'] or ENV['EDITOR']"
end
end
end
end
# :startdoc:
end
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