galvan-ast 0.0.1

AST for the Galvan programming 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
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89

use galvan_ast_macro::{AstNode, PrintAst};
use typeunion::type_union;

use super::*;
use crate::item::closure::Closure;
use crate::{AstNode, PrintAst, Span};

#[derive(Clone, Debug, PartialEq, Eq, AstNode)]
pub struct Body {
    pub statements: Vec<Statement>,
    pub span: Span,
}

#[derive(Clone, Debug, PartialEq, Eq, AstNode)]
pub struct Block {
    pub body: Body,
    pub span: Span,
}

#[type_union]
#[derive(Clone, Debug, PartialEq, Eq, AstNode)]
pub type Statement = Assignment + Declaration + Expression + Return + Throw + Break + Continue; // + Block;

#[derive(Clone, Debug, PartialEq, Eq, AstNode)]
pub struct Declaration {
    pub decl_modifier: DeclModifier,
    pub identifier: Ident,
    pub type_annotation: Option<TypeElement>,
    pub assignment: Option<Expression>,
    pub span: Span,
}

#[derive(Clone, Debug, PartialEq, Eq, AstNode)]
pub struct Return {
    pub expression: Expression,
    pub is_explicit: bool,
    pub span: Span,
}

#[derive(Clone, Debug, PartialEq, Eq, AstNode)]
pub struct Throw {
    pub expression: Expression,
    pub span: Span,
}

#[derive(Clone, Debug, PartialEq, Eq, AstNode)]
pub struct Break {
    pub span: Span,
}

#[derive(Clone, Debug, PartialEq, Eq, AstNode)]
pub struct Continue {
    pub span: Span,
}

type Infix = Box<InfixExpression>;
type Postfix = Box<PostfixExpression>;

#[derive(Clone, Debug, PartialEq, Eq, PrintAst)]
pub struct Group {
    pub inner: Box<Expression>,
}

#[derive(Clone, Debug, PartialEq, Eq, AstNode)]
pub struct Expression {
    pub kind: ExpressionKind,
    pub span: Span,
}

#[type_union]
#[derive(Clone, Debug, PartialEq, Eq, PrintAst)]
pub type ExpressionKind = ElseExpression
    + FunctionCall
    + Infix
    + Postfix
    + CollectionLiteral
    + ConstructorCall
    + EnumAccess
    + Literal
    + Ident
    + Closure
    + Group;

#[derive(Clone, Debug, PartialEq, Eq, AstNode)]
pub struct EnumAccess {
    pub target: TypeIdent,
    pub case: TypeIdent,
    pub span: Span,
}