119625d8cSopenharmony_ci/// True values are `y`, `yes`, `t`, `true`, `on`, and `1`. 219625d8cSopenharmony_cipub(crate) const TRUE_LITERALS: [&str; 6] = ["y", "yes", "t", "true", "on", "1"]; 319625d8cSopenharmony_ci 419625d8cSopenharmony_ci/// False values are `n`, `no`, `f`, `false`, `off`, and `0`. 519625d8cSopenharmony_cipub(crate) const FALSE_LITERALS: [&str; 6] = ["n", "no", "f", "false", "off", "0"]; 619625d8cSopenharmony_ci 719625d8cSopenharmony_ci/// Converts a string literal representation of truth to true or false. 819625d8cSopenharmony_ci/// 919625d8cSopenharmony_ci/// `false` values are `n`, `no`, `f`, `false`, `off`, and `0` (case insensitive). 1019625d8cSopenharmony_ci/// 1119625d8cSopenharmony_ci/// Any other value will be considered as `true`. 1219625d8cSopenharmony_cipub(crate) fn str_to_bool(val: impl AsRef<str>) -> Option<bool> { 1319625d8cSopenharmony_ci let pat: &str = &val.as_ref().to_lowercase(); 1419625d8cSopenharmony_ci if TRUE_LITERALS.contains(&pat) { 1519625d8cSopenharmony_ci Some(true) 1619625d8cSopenharmony_ci } else if FALSE_LITERALS.contains(&pat) { 1719625d8cSopenharmony_ci Some(false) 1819625d8cSopenharmony_ci } else { 1919625d8cSopenharmony_ci None 2019625d8cSopenharmony_ci } 2119625d8cSopenharmony_ci} 22