Method: CodeOutput::Parser#initialize

Defined in:
lib/code_output.rb

#initialize(filename) ⇒ Parser

Returns a new instance of Parser.

Raises:



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# File 'lib/code_output.rb', line 8

def initialize filename
  @filename = File.expand_path(filename)
  raise IOError, "`#{filename}' is not readable" unless File.readable? filename

  @old_stdout = $stdout

  $stdout = StringIO.new
  $stdout.instance_eval do
    class << self
      attr_accessor :outputs

      alias_method :old_write, :write

      def write string
        (@outputs ||= []) << { line: caller.first, string: string }

        old_write string
      end
    end
  end
end