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| author | Mazdak Farrokhzad <twingoow@gmail.com> | 2019-07-24 16:13:20 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-07-24 16:13:20 +0200 |
| commit | c44e29bb592a55805e6a7809c4f0e153c7236368 (patch) | |
| tree | aa3c46ef11e64d2566c51655ef402ba0e134a8ce | |
| parent | 92aff0a982e5af8d87ba630a60de2dc7200e6b4c (diff) | |
| parent | e26e6749fb5638749ed8d73fcb595a11c12f7eb2 (diff) | |
| download | rust-c44e29bb592a55805e6a7809c4f0e153c7236368.tar.gz rust-c44e29bb592a55805e6a7809c4f0e153c7236368.zip | |
Rollup merge of #62917 - estebank:trailing-slash, r=matklad
Always emit trailing slash error Fix #62913. r? @petrochenkov
| -rw-r--r-- | src/libsyntax/parse/unescape_error_reporting.rs | 2 | ||||
| -rw-r--r-- | src/test/ui/parser/issue-62913.rs | 3 | ||||
| -rw-r--r-- | src/test/ui/parser/issue-62913.stderr | 16 |
3 files changed, 20 insertions, 1 deletions
diff --git a/src/libsyntax/parse/unescape_error_reporting.rs b/src/libsyntax/parse/unescape_error_reporting.rs index bc3ee8620e0..7eee07e61a9 100644 --- a/src/libsyntax/parse/unescape_error_reporting.rs +++ b/src/libsyntax/parse/unescape_error_reporting.rs @@ -190,7 +190,7 @@ pub(crate) fn emit_unescape_error( handler.span_err(span, "empty character literal") } EscapeError::LoneSlash => { - panic!("lexer accepted unterminated literal with trailing slash") + handler.span_err(span, "invalid trailing slash in literal") } } } diff --git a/src/test/ui/parser/issue-62913.rs b/src/test/ui/parser/issue-62913.rs new file mode 100644 index 00000000000..cfa19a2a310 --- /dev/null +++ b/src/test/ui/parser/issue-62913.rs @@ -0,0 +1,3 @@ +"\u\\" +//~^ ERROR incorrect unicode escape sequence +//~| ERROR invalid trailing slash in literal diff --git a/src/test/ui/parser/issue-62913.stderr b/src/test/ui/parser/issue-62913.stderr new file mode 100644 index 00000000000..05c5c4d000a --- /dev/null +++ b/src/test/ui/parser/issue-62913.stderr @@ -0,0 +1,16 @@ +error: incorrect unicode escape sequence + --> $DIR/issue-62913.rs:1:2 + | +LL | "\u\" + | ^^^ incorrect unicode escape sequence + | + = help: format of unicode escape sequences is `\u{...}` + +error: invalid trailing slash in literal + --> $DIR/issue-62913.rs:1:5 + | +LL | "\u\" + | ^ + +error: aborting due to 2 previous errors + |