type-fns
Version:
A set of types, type checks, and type guards for simpler, safer, and easier to read code.
28 lines • 1.43 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
/* eslint-disable @typescript-eslint/no-unused-vars */
const __1 = require("..");
describe('isNotUndefined', () => {
it('should constrain type correctly', () => __awaiter(void 0, void 0, void 0, function* () {
const maybeNumber = undefined; // valid
if ((0, __1.isNotUndefined)(maybeNumber)) {
const defNumber = maybeNumber; // valid
}
}));
});
describe('NotUndefined', () => {
it('should constrain type correctly', () => __awaiter(void 0, void 0, void 0, function* () {
const notMaybeNumber = 821;
const onlyNumber = notMaybeNumber; // valid
}));
});
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