fluidattacks-blends-domain 0.22.0

Blends functional core: pure AST graph to syntax graph (no_std)
Documentation 
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use crate::syntax::fields::kotlin::while_statement;
use crate::{
    query::adj_ast,
    syntax::{
        builders::while_statement::build_while_statement_node, SyntaxGraphArgs, SyntaxGraphError,
    },
    NodeId,
};

pub fn reader(
    args: &mut SyntaxGraphArgs<'_>,
    n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
    let graph = args.ast_graph;
    let block = adj_ast(graph, n_id, Some(1), &[])
        .last()
        .copied()
        .ok_or(SyntaxGraphError::UnexpectedAstShape)?;

    let conditional_node = args.required_field_alt(n_id, while_statement::CONDITION)?;

    build_while_statement_node(args, n_id, block, Some(conditional_node)).map(Some)
}