message: refactor: rename identifiers to clarify intent
diff: @@ -55,16 +55,16 @@ pub struct EscapeDataIgnore {
  #[serde(rename_all = "camelCase")]
  #[serde(untagged)]
  pub enum EscapeCoeff {
  - PositionOnly(f64),
  - PositionAndAa(BTreeMap<Aa, f64>),
  + ByPosition(f64),
  + ByPositionAndAa(BTreeMap<Aa, f64>),
  Other(serde_json::Value),
  }
  impl EscapeCoeff {
  pub fn get_coeff(&self, aa: Aa) -> f64 {
  match self {
  - EscapeCoeff::PositionOnly(coeff) => Some(coeff),
  - EscapeCoeff::PositionAndAa(aa_coeff) => aa_coeff.get(&aa),
  + EscapeCoeff::ByPosition(coeff) => Some(coeff),
  + EscapeCoeff::ByPositionAndAa(aa_coeff_map) => aa_coeff_map.get(&aa),
  _ => None,
  }
  .unwrap_or(&0.0)
  