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This commit is contained in:
Aleksey Kladov 2019-02-23 15:43:45 +03:00
parent 71b8a874e7
commit 83d6be6cec
1 changed files with 17 additions and 10 deletions
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27
crates/ra_mbe/src/syntax_bridge.rs
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@ -98,7 +98,7 @@ struct TtTokenSource {
struct Tok {
kind: SyntaxKind,
is_joint_to_next: bool,
text: Option<SmolStr>,
text: SmolStr,
}
impl TtTokenSource {
@ -123,27 +123,34 @@ impl TtTokenSource {
tt::Leaf::Literal(l) => Tok {
kind: SyntaxKind::INT_NUMBER, // FIXME
is_joint_to_next: false,
text: Some(l.text.clone()),
text: l.text.clone(),
},
tt::Leaf::Punct(p) => Tok {
kind: SyntaxKind::from_char(p.char).unwrap(),
is_joint_to_next: p.spacing == tt::Spacing::Joint,
text: None,
text: {
let mut buf = [0u8; 4];
let s: &str = p.char.encode_utf8(&mut buf);
SmolStr::new(s)
},
},
tt::Leaf::Ident(ident) => {
Tok { kind: IDENT, is_joint_to_next: false, text: Some(ident.text.clone()) }
Tok { kind: IDENT, is_joint_to_next: false, text: ident.text.clone() }
}
};
self.tokens.push(tok)
}
fn push_delim(&mut self, d: tt::Delimiter, closing: bool) {
let kinds = match d {
tt::Delimiter::Parenthesis => [L_PAREN, R_PAREN],
tt::Delimiter::Brace => [L_CURLY, R_CURLY],
tt::Delimiter::Bracket => [L_BRACK, R_BRACK],
let (kinds, texts) = match d {
tt::Delimiter::Parenthesis => ([L_PAREN, R_PAREN], "()"),
tt::Delimiter::Brace => ([L_CURLY, R_CURLY], "{}"),
tt::Delimiter::Bracket => ([L_BRACK, R_BRACK], "[]"),
tt::Delimiter::None => return,
};
let tok = Tok { kind: kinds[closing as usize], is_joint_to_next: false, text: None };
let idx = closing as usize;
let kind = kinds[idx];
let text = &texts[idx..texts.len() - (1 - idx)];
let tok = Tok { kind, is_joint_to_next: false, text: SmolStr::new(text) };
self.tokens.push(tok)
}
}
@ -156,6 +163,6 @@ impl TokenSource for TtTokenSource {
self.tokens[pos].is_joint_to_next
}
fn is_keyword(&self, pos: usize, kw: &str) -> bool {
self.tokens[pos].text.as_ref().map(|it| it.as_str()) == Some(kw)
self.tokens[pos].text == *kw
}
}