node-nlp
Version:
Library for NLU (Natural Language Understanding) done in Node.js
76 lines (75 loc) • 2.41 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
var IntentRecognizer = (function () {
function IntentRecognizer() {
this._onEnabled = [];
this._onFilter = [];
}
IntentRecognizer.prototype.recognize = function (context, callback) {
var _this = this;
this.isEnabled(context, function (err, enabled) {
if (err) {
callback(err, null);
}
else if (!enabled) {
callback(null, { score: 0.0, intent: null });
}
else {
_this.onRecognize(context, function (err, result) {
if (!err) {
_this.filter(context, result, callback);
}
else {
callback(err, result);
}
});
}
});
};
IntentRecognizer.prototype.onEnabled = function (handler) {
this._onEnabled.unshift(handler);
return this;
};
IntentRecognizer.prototype.onFilter = function (handler) {
this._onFilter.push(handler);
return this;
};
IntentRecognizer.prototype.isEnabled = function (context, callback) {
var index = 0;
var _that = this;
function next(err, enabled) {
if (index < _that._onEnabled.length && !err && enabled) {
try {
_that._onEnabled[index++](context, next);
}
catch (e) {
callback(e, false);
}
}
else {
callback(err, enabled);
}
}
next(null, true);
};
IntentRecognizer.prototype.filter = function (context, result, callback) {
var index = 0;
var _that = this;
function next(err, r) {
if (index < _that._onFilter.length && !err) {
try {
_that._onFilter[index++](context, r, next);
}
catch (e) {
callback(e, null);
}
}
else {
callback(err, r);
}
}
next(null, result);
};
return IntentRecognizer;
}());
exports.IntentRecognizer = IntentRecognizer;