{"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}","map":{"version":3,"names":["innerFrom","executeSchedule","createOperatorSubscriber","mergeInternals","source","subscriber","project","concurrent","onBeforeNext","expand","innerSubScheduler","additionalFinalizer","buffer","active","index","isComplete","checkComplete","length","complete","outerNext","value","doInnerSub","push","next","innerComplete","subscribe","innerValue","undefined","bufferedValue","shift","err","error"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/rxjs/dist/esm/internal/operators/mergeInternals.js"],"sourcesContent":["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            }\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                        }\n                        else {\n                            doInnerSub(bufferedValue);\n                        }\n                    }\n                    checkComplete();\n                }\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 ? 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