def __init__(self, input_path, context):
self.input_path = os.path.abspath(input_path)
if context:
position = parglare.pos_to_line_col(context.input_str,
context.start_position)
self.line, self.column = position
else:
self.line, self.column = None, None
def __str__(self):
if self.message:
return self.message
else:
from parglare import pos_to_line_col
line, col = pos_to_line_col(input, self.position)
return "Unexpected input at position {}. Expected: {}"\
.format((line, col),
expected_symbols_str(self.expected_symbols))
def prod_callable(new_nt):
if sep_ref:
from parglare import pos_to_line_col
raise GrammarError('Repetition modifier not allowed for '
'optional (?) for symbol "{}" at {}.'.format(
gsymbol.name,
pos_to_line_col(context.input_str,
context.start_position)))
# Optional
new_productions = [
Production(new_nt, ProductionRHS([gsymbol])),
Production(new_nt, ProductionRHS([EMPTY]))
]
return new_productions
def get_position_from_context(context):
return parglare.pos_to_line_col(context.input_str, context.start_position)