fluidattacks-blends-domain 0.3.0

Blends functional core: pure AST graph to syntax graph (no_std)
Documentation 
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use alloc::string::String;

use crate::query::adj_ast;
use crate::syntax::builders::method_declaration::{
    build_method_declaration_node, MethodDirectChildren, MethodListChildren,
};
use crate::syntax::{SyntaxGraphArgs, SyntaxGraphError};
use crate::{CodeGraph, NodeId};

pub fn reader(
    args: &mut SyntaxGraphArgs<'_>,
    n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
    let graph = args.ast_graph;
    let childs = adj_ast(graph, n_id, None, &[]);
    let accessor_name = childs
        .first()
        .and_then(|c_id| graph.label_type(*c_id))
        .map(String::from);
    let block = childs.get(1).copied().filter(|c_id| {
        matches!(
            graph.label_type(*c_id),
            Some("block" | "arrow_expression_clause")
        )
    });

    let direct = MethodDirectChildren {
        block_id: block,
        ..MethodDirectChildren::default()
    };
    build_method_declaration_node(
        args,
        n_id,
        accessor_name,
        &direct,
        &MethodListChildren::default(),
        None,
    )
    .map(Some)
}