Class: Sass::Repl

Inherits:
Object show all
Defined in:
lib/sass/repl.rb

Overview

Runs a SassScript read-eval-print loop. It presents a prompt on the terminal, reads in SassScript expressions, evaluates them, and prints the result.

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Repl

Returns a new instance of Repl.

Parameters:

  • options (Hash<Symbol, Object>) (defaults to: {}) —

    An options hash.



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# File 'lib/sass/repl.rb', line 11

def initialize(options = {})
  @options = options
end

Instance Method Details

#run ⇒ Object

Starts the read-eval-print loop.



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# File 'lib/sass/repl.rb', line 16

def run
  environment = Environment.new
  environment.set_var('important', Script::String.new('!important'))
  @line = 0
  loop do
    @line += 1
    unless text = Readline.readline('>> ')
      puts
      return
    end

    Readline::HISTORY << text
    parse_input(environment, text)
  end
end