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Improve escaping in string interpolation (#4982)

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JT 2022-03-27 12:52:09 +13:00 committed by GitHub
parent 3484e0defd
commit cf88c8eef3
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2 changed files with 13 additions and 1 deletions
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9
crates/nu-parser/src/parser.rs
View File

@ -1438,7 +1438,14 @@ pub fn parse_string_interpolation(
#[allow(clippy::needless_range_loop)]
while b != end {
if contents[b - start] == b'(' && mode == InterpolationMode::String {
if contents[b - start] == b'('
&& (if double_quote && (b - start) > 0 {
contents[b - start - 1] != b'\\'
} else {
true
})
&& mode == InterpolationMode::String
{
mode = InterpolationMode::Expression;
if token_start < b {
let span = Span {

5
src/tests/test_parser.rs
View File

@ -345,6 +345,11 @@ fn string_escape_interpolation() -> TestResult {
run_test(r#"$"\u015B(char hamburger)abc""#, "ś≡abc")
}
#[test]
fn string_escape_interpolation2() -> TestResult {
run_test(r#"$"2 + 2 is \(2 + 2)""#, "2 + 2 is (2 + 2)")
}
#[test]
fn proper_rest_types() -> TestResult {
run_test(