Function value_as_f64

nodedb-client/src/graph_dsl.rs:85–88

Coerce a result cell to `f64`, accepting either a native numeric value or a text-encoded number (the pgwire transport renders floats as text).

(v: &Value)

/// Coerce a result cell to `f64`, accepting either a native numeric value or a
/// text-encoded number (the pgwire transport renders floats as text).
fn value_as_f64(v: &Value) -> Option<f64> {
    v.as_f64()
        .or_else(|| v.as_str().and_then(|s| s.parse().ok()))
}

#[cfg(test)]
mod tests {