Function num_arg

nodedb-query/src/functions/shared.rs:19–22

Extract a numeric argument with bool coercion.

(args: &[Value], idx: usize)

/// Extract a numeric argument with bool coercion.
pub fn num_arg(args: &[Value], idx: usize) -> Option<f64> {
    args.get(idx)
        .and_then(|v| crate::value_ops::value_to_f64(v, true))
}

/// Check if the first arg is a string matching a predicate.
pub fn bool_id_check(args: &[Value], check: impl Fn(&str) -> bool) -> Value {