diff options
Diffstat (limited to 'OptionalUtils.py')
| -rw-r--r-- | OptionalUtils.py | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/OptionalUtils.py b/OptionalUtils.py new file mode 100644 index 0000000..51828bb --- /dev/null +++ b/OptionalUtils.py @@ -0,0 +1,19 @@ + +from typing import Optional, TypeVar, Callable + + + +T = TypeVar('T') +def exists(opt: Optional[T], cond: Callable[[T], bool]) -> bool: + match opt: + case None: + return False + case _: + return cond(opt) + +def foreach(opt: Optional[T], call: Callable[[T], None]) -> None: + match opt: + case None: + return None + case _: + return call(opt) |
