From b34bd149f2fe86a38e7f8117f8604aa5fab3dedc Mon Sep 17 00:00:00 2001 From: Ned Batchelder Date: Thu, 3 Nov 2022 18:56:23 -0400 Subject: fix: properly measure strange use of wildcard alternatives in match/case. #1421 --- coverage/parser.py | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'coverage/parser.py') diff --git a/coverage/parser.py b/coverage/parser.py index 8b2a9ac5..c4fef9ce 100644 --- a/coverage/parser.py +++ b/coverage/parser.py @@ -1041,7 +1041,10 @@ class AstArcAnalyzer: had_wildcard = False for case in node.cases: case_start = self.line_for_node(case.pattern) - if isinstance(case.pattern, ast.MatchAs): + pattern = case.pattern + while isinstance(pattern, ast.MatchOr): + pattern = pattern.patterns[-1] + if isinstance(pattern, ast.MatchAs): had_wildcard = True self.add_arc(last_start, case_start, "the pattern on line {lineno} always matched") from_start = ArcStart(case_start, cause="the pattern on line {lineno} never matched") -- cgit v1.2.1