in miredot/lib/lunr/js/lunr.js [965:974]
lunr.generateStopWordFilter = function (stopWords) {
var words = stopWords.reduce(function (memo, stopWord) {
memo[stopWord] = stopWord
return memo
}, {})
return function (token) {
if (token && words[token.toString()] !== token.toString()) return token
}
}