1use num_traits::{FromPrimitive, ToPrimitive};
2use rowan::Language;
3
4use crate::SyntaxKind;
5
6pub type SyntaxNode = rowan::SyntaxNode<RueLang>;
7pub type SyntaxNodeChildren = rowan::SyntaxNodeChildren<RueLang>;
8pub type SyntaxElement = rowan::SyntaxElement<RueLang>;
9pub type SyntaxElementChildren = rowan::SyntaxElementChildren<RueLang>;
10pub type SyntaxToken = rowan::SyntaxToken<RueLang>;
11
12#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
13pub struct RueLang;
14
15impl Language for RueLang {
16 type Kind = SyntaxKind;
17
18 fn kind_from_raw(raw: rowan::SyntaxKind) -> Self::Kind {
19 SyntaxKind::from_u16(raw.0).expect("invalid syntax kind")
20 }
21
22 fn kind_to_raw(kind: Self::Kind) -> rowan::SyntaxKind {
23 rowan::SyntaxKind(kind.to_u16().expect("invalid syntax kind"))
24 }
25}