valkyrie-parser 0.2.5

The hand write parser of valkyrie language
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
31
32
33
34
35
36
37
38
39
40
41
42
43

use super::*;

impl crate::DefineTraitNode {
    pub(crate) fn build(&self, ctx: &mut ProgramState) -> Result<TraitDeclaration> {
        Ok(TraitDeclaration {
            kind: self.kw_trait.build(),
            name: self.identifier.build(ctx.file),
            generics: self.define_generic.as_ref().map(|s| s.build(ctx)),
            implements: self.type_hint.build(ctx),
            body: self.trait_block.build(ctx),
        })
    }
}

impl crate::KwTraitNode {
    pub(crate) fn build(&self) -> TraitKind {
        TraitKind::Trait
    }
}
impl crate::TraitBlockNode {
    pub(crate) fn build(&self, ctx: &mut ProgramState) -> Vec<TraitTerm> {
        let mut terms = Vec::with_capacity(self.trait_term.len());
        for term in &self.trait_term {
            match term.build(ctx) {
                Ok(o) => terms.extend(o),
                Err(e) => ctx.add_error(e),
            }
        }
        terms
    }
}

impl crate::TraitTermNode {
    pub(crate) fn build(&self, ctx: &mut ProgramState) -> Result<Option<TraitTerm>> {
        let item = match self {
            Self::ProceduralCall(v) => v.build(ctx).into(),
            Self::DefineField(v) => v.build(ctx)?.into(),
            Self::DefineMethod(v) => v.build(ctx)?.into(),
            Self::EosFree(_) => return Ok(None),
        };
        Ok(Some(item))
    }
}