lazzy.ts
Version:
Fast and lightweight library for lazy operations with iterable objects.
37 lines • 1.52 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 });
exports.toMapAsync = exports.toMap = void 0;
function toMap(iterator, select) {
const result = new Map();
let x = iterator.next();
while (x.done !== true) {
const [key, value] = select(x.value);
result.set(key, value);
x = iterator.next();
}
return result;
}
exports.toMap = toMap;
function toMapAsync(iterator, select) {
return __awaiter(this, void 0, void 0, function* () {
const result = new Map();
let x = yield iterator.next();
while (x.done !== true) {
const [key, value] = select(x.value);
result.set(key, value);
x = yield iterator.next();
}
return result;
});
}
exports.toMapAsync = toMapAsync;
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