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, label_text},
    syntax::{
        builders::reserved_word::build_reserved_word_node, SyntaxGraphArgs, SyntaxGraphError,
    },
    NodeId,
};
use alloc::borrow::ToOwned;

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

    let keyword_id = adj_ast(graph, n_id, Some(1), &[])
        .first()
        .copied()
        .ok_or(SyntaxGraphError::UnexpectedAstShape)?;

    let value = label_text(graph, keyword_id).ok_or(SyntaxGraphError::UnexpectedAstShape)?;

    Ok(Some(build_reserved_word_node(args, n_id, value.to_owned())))
}