1 line
2.0 KiB
JSON
1 line
2.0 KiB
JSON
{"ast":null,"code":"import { innerFrom } from '../observable/innerFrom';\nimport { executeSchedule } from '../util/executeSchedule';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function mergeInternals(source, subscriber, project, concurrent, onBeforeNext, expand, innerSubScheduler, additionalFinalizer) {\n const buffer = [];\n let active = 0;\n let index = 0;\n let isComplete = false;\n const checkComplete = () => {\n if (isComplete && !buffer.length && !active) {\n subscriber.complete();\n }\n };\n const outerNext = value => active < concurrent ? doInnerSub(value) : buffer.push(value);\n const doInnerSub = value => {\n expand && subscriber.next(value);\n active++;\n let innerComplete = false;\n innerFrom(project(value, index++)).subscribe(createOperatorSubscriber(subscriber, innerValue => {\n onBeforeNext === null || onBeforeNext === void 0 ? void 0 : onBeforeNext(innerValue);\n if (expand) {\n outerNext(innerValue);\n } else {\n subscriber.next(innerValue);\n }\n }, () => {\n innerComplete = true;\n }, undefined, () => {\n if (innerComplete) {\n try {\n active--;\n while (buffer.length && active < concurrent) {\n const bufferedValue = buffer.shift();\n if (innerSubScheduler) {\n executeSchedule(subscriber, innerSubScheduler, () => doInnerSub(bufferedValue));\n } else {\n doInnerSub(bufferedValue);\n }\n }\n checkComplete();\n } catch (err) {\n subscriber.error(err);\n }\n }\n }));\n };\n source.subscribe(createOperatorSubscriber(subscriber, outerNext, () => {\n isComplete = true;\n checkComplete();\n }));\n return () => {\n additionalFinalizer === null || additionalFinalizer === void 0 ? void 0 : additionalFinalizer();\n };\n}\n//# sourceMappingURL=mergeInternals.js.map","map":null,"metadata":{},"sourceType":"module","externalDependencies":[]} |