merman-render 0.5.0

pub(super) use crate::config::config_f64;
use serde_json::Value;

pub(super) fn config_string(cfg: &Value, path: &[&str]) -> Option<String> {
    let mut cur = cfg;
    for key in path {
        cur = cur.get(*key)?;
    }
    cur.as_str().map(|s| s.to_string())
}