fluidattacks-blends-domain 0.17.1

Blends functional core: pure AST graph to syntax graph (no_std)
Documentation 
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use crate::{
    query::adj_ast,
    syntax::{
        builders::method_declaration::{
            build_method_declaration_node, MethodDirectChildren, MethodListChildren,
        },
        fields::Field,
        SyntaxGraphArgs, SyntaxGraphError,
    },
    utilities::text_nodes::node_to_str,
    CodeGraph, NodeId,
};
use alloc::format;

const NAME: Field<true> = Field::new("name_id");
const OBJECT: Field<false> = Field::new("object_id");
const BODY: Field<false> = Field::new("body_id");
const PARAMETERS: Field<false> = Field::new("parameters_id");

pub fn reader(
    args: &mut SyntaxGraphArgs<'_>,
    n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
    let graph = args.ast_graph;

    let name_id = args.required_field_alt(n_id, NAME)?;
    let mut name = node_to_str(graph, name_id);

    if let Some(object_id) = args.optional_field_alt(n_id, OBJECT) {
        let object_name = node_to_str(graph, object_id);
        name = format!("{object_name}.{name}");
    }

    let block_id = args.optional_field_alt(n_id, BODY);
    let parameters_id = args.optional_field_alt(n_id, PARAMETERS).filter(|&p_id| {
        adj_ast(graph, p_id, Some(1), &[])
            .into_iter()
            .any(|c_id| !matches!(graph.label_type(c_id), Some("(" | ")")))
    });

    let direct = MethodDirectChildren {
        block_id,
        parameters_id,
        ..Default::default()
    };

    build_method_declaration_node(
        args,
        n_id,
        Some(name),
        &direct,
        &MethodListChildren::default(),
        None,
    )
    .map(Some)
}