Function default_arg

nodedb-query/src/window/offset.rs:30–38

(spec: &WindowFuncSpec, idx: usize)

}

fn default_arg(spec: &WindowFuncSpec, idx: usize) -> serde_json::Value {
    spec.args
        .get(idx)
        .and_then(|e| match e {
            SqlExpr::Literal(v) => Some(serde_json::Value::from(v.clone())),
            _ => None,
        })
        .unwrap_or(serde_json::Value::Null)
}

pub(super) fn apply_lag(
    rows: &mut [(String, serde_json::Value)],