class Gherkin::Parser::Parser

Public Class Methods

new(formatter, raise_on_error=true, machine_name='root', force_ruby=false, iso_code = 'en') click to toggle source

Initialize the parser. machine_name refers to a state machine table.

# File lib/gherkin/parser/parser.rb, line 18
def initialize(formatter, raise_on_error=true, machine_name='root', force_ruby=false, iso_code = 'en')
  @formatter = formatter
  @listener = Listener::FormatterListener.new(@formatter)
  @raise_on_error = raise_on_error
  @machine_name = machine_name
  @machines = []
  @lexer = Gherkin::Lexer::I18nLexer.new(self, force_ruby, iso_code)
end

Public Instance Methods

errors() click to toggle source
# File lib/gherkin/parser/parser.rb, line 43
def errors
  @lexer.errors
end
event(ev, line) click to toggle source
# File lib/gherkin/parser/parser.rb, line 55
def event(ev, line)
  l = line ? @line_offset+line : nil
  machine.event(ev, l) do |state, legal_events|
    if @raise_on_error
      raise ParseError.new(state, ev, legal_events, @feature_uri, l)
    else
      # Only used for testing
      @listener.syntax_error(state, ev, legal_events, @feature_uri, l)
    end
  end
end
expected() click to toggle source
# File lib/gherkin/parser/parser.rb, line 79
def expected
  machine.expected
end
force_state(state) click to toggle source
# File lib/gherkin/parser/parser.rb, line 83
def force_state(state)
  machine.instance_variable_set('@state', state)
end
i18n_language() click to toggle source
# File lib/gherkin/parser/parser.rb, line 39
def i18n_language
  @lexer.i18n_language
end
machine() click to toggle source
# File lib/gherkin/parser/parser.rb, line 75
def machine
  @machines[-1]
end
parse(gherkin, feature_uri, line_offset) click to toggle source
# File lib/gherkin/parser/parser.rb, line 27
def parse(gherkin, feature_uri, line_offset)
  @formatter.uri(feature_uri)
  @line_offset = line_offset
  @feature_uri = feature_uri
  push_machine(@machine_name)
  begin
    @lexer.scan(gherkin)
  ensure
    pop_machine
  end
end
pop_machine() click to toggle source
# File lib/gherkin/parser/parser.rb, line 71
def pop_machine
  @machines.pop
end
push_machine(name) click to toggle source
# File lib/gherkin/parser/parser.rb, line 67
def push_machine(name)
  @machines.push(Machine.new(self, name))
end