diff options
Diffstat (limited to 'node_modules/rxjs/dist/cjs/internal/observable/zip.js')
| -rw-r--r-- | node_modules/rxjs/dist/cjs/internal/observable/zip.js | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/node_modules/rxjs/dist/cjs/internal/observable/zip.js b/node_modules/rxjs/dist/cjs/internal/observable/zip.js new file mode 100644 index 0000000..9fca1cb --- /dev/null +++ b/node_modules/rxjs/dist/cjs/internal/observable/zip.js @@ -0,0 +1,70 @@ +"use strict"; +var __read = (this && this.__read) || function (o, n) { + var m = typeof Symbol === "function" && o[Symbol.iterator]; + if (!m) return o; + var i = m.call(o), r, ar = [], e; + try { + while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value); + } + catch (error) { e = { error: error }; } + finally { + try { + if (r && !r.done && (m = i["return"])) m.call(i); + } + finally { if (e) throw e.error; } + } + return ar; +}; +var __spreadArray = (this && this.__spreadArray) || function (to, from) { + for (var i = 0, il = from.length, j = to.length; i < il; i++, j++) + to[j] = from[i]; + return to; +}; +Object.defineProperty(exports, "__esModule", { value: true }); +exports.zip = void 0; +var Observable_1 = require("../Observable"); +var innerFrom_1 = require("./innerFrom"); +var argsOrArgArray_1 = require("../util/argsOrArgArray"); +var empty_1 = require("./empty"); +var OperatorSubscriber_1 = require("../operators/OperatorSubscriber"); +var args_1 = require("../util/args"); +function zip() { + var args = []; + for (var _i = 0; _i < arguments.length; _i++) { + args[_i] = arguments[_i]; + } + var resultSelector = args_1.popResultSelector(args); + var sources = argsOrArgArray_1.argsOrArgArray(args); + return sources.length + ? new Observable_1.Observable(function (subscriber) { + var buffers = sources.map(function () { return []; }); + var completed = sources.map(function () { return false; }); + subscriber.add(function () { + buffers = completed = null; + }); + var _loop_1 = function (sourceIndex) { + innerFrom_1.innerFrom(sources[sourceIndex]).subscribe(OperatorSubscriber_1.createOperatorSubscriber(subscriber, function (value) { + buffers[sourceIndex].push(value); + if (buffers.every(function (buffer) { return buffer.length; })) { + var result = buffers.map(function (buffer) { return buffer.shift(); }); + subscriber.next(resultSelector ? resultSelector.apply(void 0, __spreadArray([], __read(result))) : result); + if (buffers.some(function (buffer, i) { return !buffer.length && completed[i]; })) { + subscriber.complete(); + } + } + }, function () { + completed[sourceIndex] = true; + !buffers[sourceIndex].length && subscriber.complete(); + })); + }; + for (var sourceIndex = 0; !subscriber.closed && sourceIndex < sources.length; sourceIndex++) { + _loop_1(sourceIndex); + } + return function () { + buffers = completed = null; + }; + }) + : empty_1.EMPTY; +} +exports.zip = zip; +//# sourceMappingURL=zip.js.map
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