Function parse_env_bool

src/config.rs:218–224

Parses a boolean env value: `1`/`true` => true, `0`/`false` => false (case-insensitive). Any other value is ignored (returns `None`).

(raw: &str)

/// Parses a boolean env value: `1`/`true` => true, `0`/`false` => false
/// (case-insensitive). Any other value is ignored (returns `None`).
fn parse_env_bool(raw: &str) -> Option<bool> {
    match raw.trim().to_ascii_lowercase().as_str() {
        "1" | "true" => Some(true),
        "0" | "false" => Some(false),
        _ => None,
    }
}

/// Reads a `TRACEDECAY_<suffix>` env var and parses it as a bool.
pub(crate) fn env_bool(suffix: &str) -> Option<bool> {