Function expect_string

claw-code/rust/crates/runtime/src/config.rs:659–668

(
    object: &'a BTreeMap<String, JsonValue>,
    key: &str,
    context: &str,
)

}

fn expect_string<'a>(
    object: &'a BTreeMap<String, JsonValue>,
    key: &str,
    context: &str,
) -> Result<&'a str, ConfigError> {
    object
        .get(key)
        .and_then(JsonValue::as_str)
        .ok_or_else(|| ConfigError::Parse(format!("{context}: missing string field {key}")))
}

fn optional_string<'a>(
    object: &'a BTreeMap<String, JsonValue>,