def _curry_rhs(rhs) -> t.Callable:
"""
Late evaluation of a RHS of an operation.
:param rhs: Right-hand side of an operation.
:returns: If RHS is a Var instance, it will return a method for
an extraction of a value when the value is evaluated. Otherwise, it
returns a constant function of RHS.
"""
if isinstance(rhs, Var):
return resolve_path(rhs._path)
return lambda value: rhs
def _curry_rhs(rhs) -> t.Callable:
"""
Late evaluation of a RHS of an operation.
:param rhs: Right-hand side of an operation.
:returns: If RHS is a Var instance, it will return a method for
an extraction of a value when the value is evaluated. Otherwise, it
returns a constant function of RHS.
"""
if isinstance(rhs, Var):
return resolve_path(rhs._path)
return lambda value: rhs
def test_resolve_path_object_negative(example_object, path):
resolve_path_curried = resolve_path(path)
with pytest.raises(PathNotFoundError):
resolve_path_curried(example_object)
def test_resolve_path_object_positive(example_object, path, expected):
resolve_path_curried = resolve_path(path)
assert resolve_path_curried(example_object) == expected