require 'spec_helper'

RSpec.describe('Anchor parsing') do
  include_examples 'parse', /^a/,   0 =>  [:anchor,   :bol,               Anchor::BOL]
  include_examples 'parse', /a$/,   1 =>  [:anchor,   :eol,               Anchor::EOL]

  include_examples 'parse', /\Aa/,  0 =>  [:anchor,   :bos,               Anchor::BOS]
  include_examples 'parse', /a\z/,  1 =>  [:anchor,   :eos,               Anchor::EOS]
  include_examples 'parse', /a\Z/,  1 =>  [:anchor,   :eos_ob_eol,        Anchor::EOSobEOL]

  include_examples 'parse', /a\b/,  1 =>  [:anchor,   :word_boundary,     Anchor::WordBoundary]
  include_examples 'parse', /a\B/,  1 =>  [:anchor,   :nonword_boundary,  Anchor::NonWordBoundary]

  include_examples 'parse', /a\G/,  1 =>  [:anchor,   :match_start,       Anchor::MatchStart]

  include_examples 'parse', /\\A/,  0 =>  [:escape,   :backslash,         EscapeSequence::Literal]
end