1 line
2.5 KiB
JSON
1 line
2.5 KiB
JSON
{"ast":null,"code":"import { Subscription } from '../Subscription';\nimport { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nimport { arrRemove } from '../util/arrRemove';\nimport { asyncScheduler } from '../scheduler/async';\nimport { popScheduler } from '../util/args';\nimport { executeSchedule } from '../util/executeSchedule';\nexport function bufferTime(bufferTimeSpan, ...otherArgs) {\n var _a, _b;\n const scheduler = (_a = popScheduler(otherArgs)) !== null && _a !== void 0 ? _a : asyncScheduler;\n const bufferCreationInterval = (_b = otherArgs[0]) !== null && _b !== void 0 ? _b : null;\n const maxBufferSize = otherArgs[1] || Infinity;\n return operate((source, subscriber) => {\n let bufferRecords = [];\n let restartOnEmit = false;\n const emit = record => {\n const {\n buffer,\n subs\n } = record;\n subs.unsubscribe();\n arrRemove(bufferRecords, record);\n subscriber.next(buffer);\n restartOnEmit && startBuffer();\n };\n const startBuffer = () => {\n if (bufferRecords) {\n const subs = new Subscription();\n subscriber.add(subs);\n const buffer = [];\n const record = {\n buffer,\n subs\n };\n bufferRecords.push(record);\n executeSchedule(subs, scheduler, () => emit(record), bufferTimeSpan);\n }\n };\n if (bufferCreationInterval !== null && bufferCreationInterval >= 0) {\n executeSchedule(subscriber, scheduler, startBuffer, bufferCreationInterval, true);\n } else {\n restartOnEmit = true;\n }\n startBuffer();\n const bufferTimeSubscriber = createOperatorSubscriber(subscriber, value => {\n const recordsCopy = bufferRecords.slice();\n for (const record of recordsCopy) {\n const {\n buffer\n } = record;\n buffer.push(value);\n maxBufferSize <= buffer.length && emit(record);\n }\n }, () => {\n while (bufferRecords === null || bufferRecords === void 0 ? void 0 : bufferRecords.length) {\n subscriber.next(bufferRecords.shift().buffer);\n }\n bufferTimeSubscriber === null || bufferTimeSubscriber === void 0 ? void 0 : bufferTimeSubscriber.unsubscribe();\n subscriber.complete();\n subscriber.unsubscribe();\n }, undefined, () => bufferRecords = null);\n source.subscribe(bufferTimeSubscriber);\n });\n}\n//# sourceMappingURL=bufferTime.js.map","map":null,"metadata":{},"sourceType":"module","externalDependencies":[]} |