def it_knows_how_many_characters_are_in_its_current_lexeme(self):
lexer = Lexer("foobar")
lexer._pos = 3
assert lexer._llen == 3
def it_can_discard_its_current_lexeme(self):
lexer = Lexer("foobar")
lexer._pos = 3
lexer._ignore()
assert lexer._peek == "b"
def emit_fixture(self, Token_, token_):
lexer = Lexer("foobar")
lexer._pos = 3
terminal_symbol, lexeme = 42, "foo"
Token_.return_value = token_
return lexer, terminal_symbol, lexeme, Token_, token_, lexer._pos
def it_knows_how_many_characters_are_in_its_current_lexeme(self):
lexer = Lexer('foobar')
lexer._pos = 3
assert lexer._llen == 3
def it_can_discard_its_current_lexeme(self):
lexer = Lexer('foobar')
lexer._pos = 3
lexer._ignore()
assert lexer._peek == 'b'
def emit_fixture(self, Token_, token_):
lexer = Lexer('foobar')
lexer._pos = 3
terminal_symbol, lexeme = 42, 'foo'
Token_.return_value = token_
return lexer, terminal_symbol, lexeme, Token_, token_, lexer._pos
