Method: Fast::Cli#initialize

Defined in:
lib/fast/cli.rb

#initialize(args) ⇒ Cli

rubocop:disable Metrics/MethodLength rubocop:disable Metrics/AbcSize



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# File 'lib/fast/cli.rb', line 46

def initialize(args)
  @opt = OptionParser.new do |opts| # rubocop:disable Metrics/BlockLength
    opts.banner = 'Usage: fast expression <files> [options]'
    opts.on('-d', '--debug', 'Debug fast engine') do
      @debug = true
    end

    opts.on('--ast', 'Print AST instead of code') do
      @show_sexp = true
    end

    opts.on('--pry', 'Jump into a pry session with results') do
      @pry = true
    end

    opts.on('-c', '--code', 'Create a pattern from code example') do
      if @pattern
        @from_code = true
        @pattern = Fast.ast(@pattern).to_sexp
        debug 'Expression from AST:', @pattern
      end
    end

    opts.on('-s', '--similar', 'Search for similar code.') do
      @similar = true
      @pattern = Fast.expression_from(Fast.ast(@pattern))
      debug "Looking for code similar to #{@pattern}"
    end

    opts.on_tail('--version', 'Show version') do
      puts Fast::VERSION
      exit
    end

    opts.on_tail('-h', '--help', 'Show help. More at https://jonatas.github.io/fast') do
      @help = true
    end

    @pattern, *@files = args.reject { |arg| arg.start_with? '-' }
  end
  @opt.parse! args

  @files = [*@files]
  @files.reject! { |arg| arg.start_with?('-') }
end