Method ["Micro"]

packages/effect/src/internal/fiberRuntime.ts:1131–1158

(op: Micro.Micro<any, any, never> & { _op: "Micro" })

  }

  ["Micro"](op: Micro.Micro<any, any, never> & { _op: "Micro" }) {
    return core.unsafeAsync<any, any>((microResume) => {
      let resume = microResume
      const fiber = Micro.runFork(Micro.provideContext(op, this.currentContext))
      fiber.addObserver((exit) => {
        if (exit._tag === "Success") {
          return resume(core.exitSucceed(exit.value))
        }
        switch (exit.cause._tag) {
          case "Interrupt": {
            return resume(core.exitFailCause(internalCause.interrupt(FiberId.none)))
          }
          case "Fail": {
            return resume(core.fail(exit.cause.error))
          }
          case "Die": {
            return resume(core.die(exit.cause.defect))
          }
        }
      })
      return core.unsafeAsync<void>((abortResume) => {
        resume = (_: any) => {
          abortResume(core.void)
        }
        fiber.unsafeInterrupt()
      })
    })
  }

  [OpCodes.OP_SYNC](op: core.Primitive & { _op: OpCodes.OP_SYNC }) {
    const value = internalCall(() => op.effect_instruction_i0())