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Support c string literals

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This commit is contained in:
Lukas Wirth 2023-05-18 11:06:05 +02:00
parent 099b5b3b15
commit 4b577e2bc8
21 changed files with 176 additions and 34 deletions
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3
crates/parser/src/grammar/expressions/atom.rs
View file

@ -12,6 +12,8 @@ use super::*;
// let _ = r"d";
// let _ = b"e";
// let _ = br"f";
// let _ = c"g";
// let _ = cr"h";
// }
pub(crate) const LITERAL_FIRST: TokenSet = TokenSet::new(&[
T![true],
@ -22,6 +24,7 @@ pub(crate) const LITERAL_FIRST: TokenSet = TokenSet::new(&[
CHAR,
STRING,
BYTE_STRING,
C_STRING,
]);
pub(crate) fn literal(p: &mut Parser<'_>) -> Option<CompletedMarker> {

1
crates/parser/src/grammar/generic_args.rs
View file

@ -28,6 +28,7 @@ const GENERIC_ARG_FIRST: TokenSet = TokenSet::new(&[
BYTE,
STRING,
BYTE_STRING,
C_STRING,
])
.union(types::TYPE_FIRST);

4
crates/parser/src/lexed_str.rs
View file

@ -277,7 +277,7 @@ impl<'a> Converter<'a> {
if !terminated {
err = "Missing trailing `\"` symbol to terminate the string literal";
}
STRING
C_STRING
}
rustc_lexer::LiteralKind::RawStr { n_hashes } => {
if n_hashes.is_none() {
@ -295,7 +295,7 @@ impl<'a> Converter<'a> {
if n_hashes.is_none() {
err = "Invalid raw string literal";
}
STRING
C_STRING
}
};