subParts.forEach(function (subPart) {
subPart = helper.cleanExtra(subPart);
subPart = ngramUtil.tripleNSplit(subPart);
// Skip this gram if it's actually empty.
if (subPart[ngramUtil.UNIGRAM].length == 0) return;
else {
let desiredIsTrigram = self.ngramMode == ngramUtil.TRIGRAM,
trigramIsEmpty = subPart[ngramUtil.TRIGRAM].length == 0,
bigramIsEmpty = subPart[ngramUtil.BIGRAM].length == 0;
if (desiredIsTrigram && !trigramIsEmpty) {
subPart = subPart[ngramUtil.TRIGRAM];
} else if ((desiredIsTrigram || !desiredIsTrigram) && !bigramIsEmpty) {
subPart = subPart[ngramUtil.BIGRAM];
} else {
subPart = subPart[ngramUtil.UNIGRAM];
}
}
suggestions = helper.createNgramCombination(
[suggestions, self.doCorrect(subPart)],
'plus',
'join',
suggestionLimit
);
// Compute sentence prefix's probability.
for (let index in suggestions) {
suggestions[index] = suggestions[index] + self.appendExtraProbability(index);
}
});
subParts.forEach(function (subPart) {
subPart = helper.cleanExtra(subPart);
subPart = ngramUtil.uniSplit(subPart);
suggestions = helper.createNgramCombination(
[suggestions, self.doCorrect(subPart)],
'plus',
'join'
);
});