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Add failing test for #3778 write_with_newline

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Literal `\n` characters (not a newline) in a `r"raw"` string should not
fail the lint.
This commit is contained in:
phil 2019-02-17 22:32:58 -05:00
parent a71acac1da
commit 2d28d9f02a
1 changed files with 3 additions and 0 deletions
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3
tests/ui/write_with_newline.rs
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@ -31,4 +31,7 @@ fn main() {
write!(&mut v, "\\n"); // #3514 write!(&mut v, "\\n"); // #3514
write!(&mut v, "\\\n"); write!(&mut v, "\\\n");
write!(&mut v, "\\\\n"); write!(&mut v, "\\\\n");
// Raw strings
write!(&mut v, r"\n"); // #3778
} }