method

gsub_file

v2_6_3 - Show latest stable - 0 notes - Class: Actions

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What's this?

gsub_file(path, flag, *args, &block) public

Run a regular expression replacement on a file.

Parameters

path	path of the file to be changed
flag<Regexp\|String>	the regexp or string to be replaced
replacement	the replacement, can be also given as a block
config	give :verbose => false to not log the status.

Example

gsub_file 'app/controllers/application_controller.rb', /#\s*(filter_parameter_logging :password)/, '\1'

gsub_file 'README', /rake/, :green do |match|
  match << " no more. Use thor!"
end

Show source

# File lib/bundler/vendor/thor/lib/thor/actions/file_manipulation.rb, line 255
    def gsub_file(path, flag, *args, &block)
      return unless behavior == :invoke
      config = args.last.is_a?(Hash) ? args.pop : {}

      path = File.expand_path(path, destination_root)
      say_status :gsub, relative_to_original_destination_root(path), config.fetch(:verbose, true)

      unless options[:pretend]
        content = File.binread(path)
        content.gsub!(flag, *args, &block)
        File.open(path, "wb") { |file| file.write(content) }
      end
    end

gsub_file

Related methods

Parameters

Example