Function escapeJSONKey

src/jsifier.mjs:75–79

(x)

}

function escapeJSONKey(x) {
  if (/^[\d\w_]+$/.exec(x) || x[0] === '"' || x[0] === "'") return x;
  assert(!x.includes("'"), 'cannot have internal single quotes in keys: ' + x);
  return "'" + x + "'";
}

// JSON.stringify will completely omit function objects.  This function is
// similar but preserves functions.