Function createViewSignature

lib/index-browser.es.js:8010–8013

(mapFun, reduceFun)

/* create a string signature for a view so we can cache it and uniq it */
function createViewSignature(mapFun, reduceFun) {
  // the "undefined" part is for backwards compatibility
  return stringify(mapFun) + stringify(reduceFun) + 'undefined';
}

async function createView(sourceDB, viewName, mapFun, reduceFun, temporary, localDocName) {
  const viewSignature = createViewSignature(mapFun, reduceFun);