@react-native-firebase/app
Version:
A well tested, feature rich Firebase implementation for React Native, supporting iOS & Android. Individual module support for Admob, Analytics, Auth, Crash Reporting, Cloud Firestore, Database, Dynamic Links, Functions, Messaging (FCM), Remote Config, Sto
85 lines (83 loc) • 2.06 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _errors = require("./errors.js");
var _valueToKey = _interopRequireDefault(require("./valueToKey.js"));
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
const getType = x => {
if (typeof x === 'number') {
return 'Number';
}
if (Object.prototype.toString.call(x) === '[object Date]') {
return 'Date';
}
if (Array.isArray(x)) {
return 'Array';
}
if (typeof x === 'string') {
return 'String';
}
if (x instanceof ArrayBuffer) {
return 'Binary';
}
throw new _errors.DataError();
};
// https://w3c.github.io/IndexedDB/#compare-two-keys
const cmp = (first, second) => {
if (second === undefined) {
throw new TypeError();
}
first = (0, _valueToKey.default)(first);
second = (0, _valueToKey.default)(second);
const t1 = getType(first);
const t2 = getType(second);
if (t1 !== t2) {
if (t1 === 'Array') {
return 1;
}
if (t1 === 'Binary' && (t2 === 'String' || t2 === 'Date' || t2 === 'Number')) {
return 1;
}
if (t1 === 'String' && (t2 === 'Date' || t2 === 'Number')) {
return 1;
}
if (t1 === 'Date' && t2 === 'Number') {
return 1;
}
return -1;
}
if (t1 === 'Binary') {
first = new Uint8Array(first);
second = new Uint8Array(second);
}
if (t1 === 'Array' || t1 === 'Binary') {
const length = Math.min(first.length, second.length);
for (let i = 0; i < length; i++) {
const result = cmp(first[i], second[i]);
if (result !== 0) {
return result;
}
}
if (first.length > second.length) {
return 1;
}
if (first.length < second.length) {
return -1;
}
return 0;
}
if (t1 === 'Date') {
if (first.getTime() === second.getTime()) {
return 0;
}
} else {
if (first === second) {
return 0;
}
}
return first > second ? 1 : -1;
};
var _default = exports.default = cmp;
//# sourceMappingURL=cmp.js.map