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Fix behavior of the last child operator in tree queries

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This commit is contained in:
Max Brunsfeld 2020-09-02 12:03:46 -07:00
parent 18150a1573
commit 36a8821f3e
4 changed files with 121 additions and 43 deletions
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35
cli/src/tests/query_test.rs
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@ -667,6 +667,41 @@ fn test_query_matches_with_immediate_siblings() {
(2, vec![("first-element", "1")]),
],
);
let query = Query::new(
language,
"
(block . (_) @first-stmt)
(block (_) @stmt)
(block (_) @last-stmt .)
",
)
.unwrap();
assert_query_matches(
language,
&query,
"
if a:
b()
c()
if d(): e(); f()
g()
",
&[
(0, vec![("first-stmt", "b()")]),
(1, vec![("stmt", "b()")]),
(1, vec![("stmt", "c()")]),
(1, vec![("stmt", "if d(): e(); f()")]),
(0, vec![("first-stmt", "e()")]),
(1, vec![("stmt", "e()")]),
(1, vec![("stmt", "f()")]),
(2, vec![("last-stmt", "f()")]),
(1, vec![("stmt", "g()")]),
(2, vec![("last-stmt", "g()")]),
],
);
});
}