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Add classify_literal and undo expose next_token

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This commit is contained in:
Edwin Cheng 2019-04-05 18:45:19 +08:00
parent 1ab78d6056
commit 1ea0238e53
5 changed files with 15 additions and 8 deletions
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9
crates/ra_syntax/src/parsing/lexer.rs
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@ -214,3 +214,12 @@ fn scan_literal_suffix(ptr: &mut Ptr) {
}
ptr.bump_while(is_ident_continue);
}
pub fn classify_literal(text: &str) -> Option<Token> {
let tkn = next_token(text);
if tkn.kind.is_literal() || tkn.len.to_usize() != text.len() {
return None;
}
Some(tkn)
}