Function eval_expr_on_doc

nodedb-query/src/msgpack_scan/aggregate.rs:244–247

(doc: &[u8], expr: &crate::expr::SqlExpr)

/// the expression. No JSON intermediate — msgpack → Value → eval → Value.
#[inline]
fn eval_expr_on_doc(doc: &[u8], expr: &crate::expr::SqlExpr) -> Option<Value> {
    let doc_val = nodedb_types::json_msgpack::value_from_msgpack(doc).ok()?;
    Some(expr.eval(&doc_val))
}

/// Extract a numeric value from a field or expression result.
#[inline]