fluidattacks-blends-domain 0.32.0

Blends functional core: pure AST graph to syntax graph (no_std)
Documentation 
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use crate::syntax::builders::element_access::build_element_access_node;
use crate::syntax::fields::go::slice_expression;
use crate::syntax::{SyntaxGraphArgs, SyntaxGraphError};
use crate::NodeId;

pub fn reader(
    args: &mut SyntaxGraphArgs<'_>,
    n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
    let operand_id = args.required_field_alt(n_id, slice_expression::OPERAND)?;
    let start_id = args.optional_field_alt(n_id, slice_expression::START);
    build_element_access_node(args, n_id, operand_id, start_id).map(Some)
}