blob: 5eb5e033e03e2dddaf8e0d2eed940e22df5107fc [file] [log] [blame]
# Copyright 2021 The Meson development team
# SPDX-license-identifier: Apache-2.0
from __future__ import annotations
import typing as T
from ...interpreterbase import (
MesonInterpreterObject,
IterableObject,
MesonOperator,
InvalidArguments,
)
if T.TYPE_CHECKING:
from ...interpreterbase import SubProject
class RangeHolder(MesonInterpreterObject, IterableObject):
def __init__(self, start: int, stop: int, step: int, *, subproject: 'SubProject') -> None:
super().__init__(subproject=subproject)
self.range = range(start, stop, step)
self.operators.update({
MesonOperator.INDEX: self.op_index,
})
def op_index(self, other: int) -> int:
try:
return self.range[other]
except IndexError:
raise InvalidArguments(f'Index {other} out of bounds of range.')
def iter_tuple_size(self) -> None:
return None
def iter_self(self) -> T.Iterator[int]:
return iter(self.range)
def size(self) -> int:
return len(self.range)