fluidattacks-blends-domain 0.6.0

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

use crate::syntax::builders::variable_declaration::build_variable_declaration_node;
use crate::syntax::fields::java::cast_expression;
use crate::syntax::{SyntaxGraphArgs, SyntaxGraphError};
use crate::utilities::text_nodes::node_to_str;
use crate::NodeId;

pub fn reader(
    args: &mut SyntaxGraphArgs<'_>,
    n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
    let type_id = args.required_field_alt(n_id, cast_expression::TYPE)?;
    let cast_type = node_to_str(args.ast_graph, type_id);
    let value_id = args.required_field_alt(n_id, cast_expression::VALUE)?;
    build_variable_declaration_node(
        args,
        n_id,
        "CastExpression".to_owned(),
        Some(cast_type),
        Some(value_id),
        None,
        None,
    )
    .map(Some)
}