lib_maniascript 0.1.1

A library to manipulate ManiaScript code
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30

use rowan;

use crate::parser::SyntaxKind;

impl From<SyntaxKind> for rowan::SyntaxKind {
    fn from(kind: SyntaxKind) -> Self {
        Self(kind as u16)
    }
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub enum MsLanguage {}

impl rowan::Language for MsLanguage {
    type Kind = SyntaxKind;

    fn kind_from_raw(raw: rowan::SyntaxKind) -> Self::Kind {
        let discriminant: u16 = raw.0;
        assert!(discriminant <= (SyntaxKind::__LAST as u16));
        unsafe { std::mem::transmute::<u16, SyntaxKind>(discriminant) }
    }

    fn kind_to_raw(kind: Self::Kind) -> rowan::SyntaxKind {
        rowan::SyntaxKind(kind as u16)
    }
}

pub type SyntaxNode = rowan::SyntaxNode<MsLanguage>;
pub type SyntaxToken = rowan::SyntaxToken<MsLanguage>;
pub type SyntaxElement = rowan::NodeOrToken<SyntaxNode, SyntaxToken>;