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mypy fix

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Signed-off-by: Gregory Becker <becker33@llnl.gov>
This commit is contained in:
Gregory Becker 2025-05-15 14:53:35 -07:00
parent 452a84d9eb
commit 231d537a2e
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1 changed files with 5 additions and 2 deletions
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7
lib/spack/spack/spec_parser.py
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@ -63,7 +63,7 @@
import sys
import traceback
import warnings
from typing import Iterator, List, Optional, Tuple, Union
from typing import Iterable, Iterator, List, Optional, Tuple, Union
from llnl.util.tty import color
@ -202,7 +202,10 @@ def expect(self, *kinds: SpecTokens):
def push(self, token_stream: Iterator[Token]):
# New tokens need to go before next_token, which comes before the rest of the stream
self.token_stream = itertools.chain(token_stream, (self.next_token,), self.token_stream)
next_token_iterator: Iterable[Token] = (
iter((self.next_token,)) if self.next_token else iter(())
)
self.token_stream = itertools.chain(token_stream, next_token_iterator, self.token_stream)
self.current_token = None
self.next_token = None
self.advance()