def is_span_id(self) -> bool:
"""Return whether the current value is a valid span id
Empty strings are valid, so that it can be used for has:trace.span queries
"""
if not isinstance(self.raw_value, str):
return False
return is_span_id(self.raw_value) or self.raw_value == ""
def from_str(s: str) -> Span:
parts = s.rsplit(":", 1)
if len(parts) != 2:
raise ValueError(
"span must consist of of a span op and a valid 16 character hex delimited by a colon (:)"
)
if not is_span_id(parts[1]):
raise ValueError(INVALID_SPAN_ID.format("spanGroup"))
return Span(op=parts[0], group=parts[1])
def validate_spanGroup(self, span_groups):
for group in span_groups:
if not is_span_id(group):
raise serializers.ValidationError(
INVALID_SPAN_ID.format("spanGroup"))
return span_groups
def test_is_span_id():
assert is_span_id("202ab439bb9c4f31")
assert is_span_id("202AB439BB9C4F31")
assert is_span_id("202AB439bb9c4f31")
assert is_span_id(b"202AB439bb9c4f31")
assert not is_span_id("")
assert not is_span_id("202a-b439-bb9c-4f31")
assert not is_span_id("ZZZZZZZZZZZZZZZZ")
assert not is_span_id("202ab439bb9c4f31AAAAAAAAAA")
assert not is_span_id("202ab439")
assert not is_span_id(4711)
assert not is_span_id(False)
assert not is_span_id(None)