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microcad_lang/parse/
function.rs

1// Copyright © 2025-2026 The µcad authors <info@ucad.xyz>
2// SPDX-License-Identifier: AGPL-3.0-or-later
3
4use crate::{parse::*, parser::*, syntax::*};
5use microcad_syntax::ast;
6
7impl FromAst for FunctionDefinition {
8    type AstNode = ast::FunctionDefinition;
9
10    fn from_ast(node: &Self::AstNode, context: &ParseContext) -> Result<Self, ParseError> {
11        Ok(FunctionDefinition {
12            doc: node
13                .doc
14                .as_ref()
15                .map(|doc| DocBlock::from_ast(doc, context))
16                .transpose()?,
17            visibility: node
18                .visibility
19                .as_ref()
20                .map(|vis| Visibility::from_ast(vis, context))
21                .transpose()?
22                .unwrap_or_default(),
23            id: Identifier::from_ast(&node.name, context)?,
24            body: Body::from_ast(&node.body, context)?,
25            signature: FunctionSignature {
26                src_ref: context.src_ref(&node.span),
27                parameters: ParameterList::from_ast(&node.arguments, context)?,
28                return_type: node
29                    .return_type
30                    .as_ref()
31                    .map(|ty| TypeAnnotation::from_ast(ty, context))
32                    .transpose()?,
33            },
34        })
35    }
36}