Function push

packages/foliate-js/epubcfi.js:31–31

(x)

    escape,
    value = "";
  const push = (x) => (tokens.push(x), (state = null), (value = ""));
  const cat = (x) => ((value += x), (escape = false));
  for (const char of Array.from(str.trim()).concat("")) {
    if (char === "^" && !escape) {