import * as Context from "../Context.js";
import { equals } from "../Equal.js";
import * as Exit from "../Exit.js";
import * as Fiber from "../Fiber.js";
import * as FiberId from "../FiberId.js";
import * as FiberRefs from "../FiberRefs.js";
import { dual, pipe } from "../Function.js";
import * as Inspectable from "../Inspectable.js";
import * as Option from "../Option.js";
import { pipeArguments } from "../Pipeable.js";
import * as Predicate from "../Predicate.js";
import * as scheduler_ from "../Scheduler.js";
import * as scope_ from "../Scope.js";
import * as InternalCause from "./cause.js";
import * as core from "./core.js";
import * as executionStrategy from "./executionStrategy.js";
import * as FiberRuntime from "./fiberRuntime.js";
import * as fiberScope from "./fiberScope.js";
import * as OpCodes from "./opCodes/effect.js";
import * as runtimeFlags from "./runtimeFlags.js";
import * as supervisor_ from "./supervisor.js";
const makeDual = f => function () {
if (arguments.length === 1) {
const runtime = arguments[0];
return (effect, ...args) => f(runtime, effect, ...args);
}
return f.apply(this, arguments);
};
/** @internal */
export const unsafeFork = /*#__PURE__*/makeDual((runtime, self, options) => {
const fiberId = FiberId.unsafeMake();
const fiberRefUpdates = [[core.currentContext, [[fiberId, runtime.context]]]];
if (options?.scheduler) {
fiberRefUpdates.push([scheduler_.currentScheduler, [[fiberId, options.scheduler]]]);
}
let fiberRefs = FiberRefs.updateManyAs(runtime.fiberRefs, {
entries: fiberRefUpdates,
forkAs: fiberId
});
if (options?.updateRefs) {
fiberRefs = options.updateRefs(fiberRefs, fiberId);
}
const fiberRuntime = new FiberRuntime.FiberRuntime(fiberId, fiberRefs, runtime.runtimeFlags);
let effect = self;
if (options?.scope) {
effect = core.flatMap(scope_.fork(options.scope, executionStrategy.sequential), closeableScope => core.zipRight(core.scopeAddFinalizer(closeableScope, core.fiberIdWith(id => equals(id, fiberRuntime.id()) ? core.void : core.interruptAsFiber(fiberRuntime, id))), core.onExit(self, exit => scope_.close(closeableScope, exit))));
}
const supervisor = fiberRuntime.currentSupervisor;
// we can compare by reference here as _supervisor.none is wrapped with globalValue
if (supervisor !== supervisor_.none) {
supervisor.onStart(runtime.context, effect, Option.none(), fiberRuntime);
fiberRuntime.addObserver(exit => supervisor.onEnd(exit, fiberRuntime));
}
fiberScope.globalScope.add(runtime.runtimeFlags, fiberRuntime);
// Only an explicit false will prevent immediate execution
if (options?.immediate === false) {
fiberRuntime.resume(effect);
} else {
fiberRuntime.start(effect);
}
return fiberRuntime;
});
/** @internal */
export const unsafeRunCallback = /*#__PURE__*/makeDual((runtime, effect, options = {}) => {
const fiberRuntime = unsafeFork(runtime, effect, options);
if (options.onExit) {
fiberRuntime.addObserver(exit => {
options.onExit(exit);
});
}
return (id, cancelOptions) => unsafeRunCallback(runtime)(pipe(fiberRuntime, Fiber.interruptAs(id ?? FiberId.none)), {
...cancelOptions,
onExit: cancelOptions?.onExit ? exit => cancelOptions.onExit(Exit.flatten(exit)) : undefined
});
});
/** @internal */
export const unsafeRunSync = /*#__PURE__*/makeDual((runtime, effect) => {
const result = unsafeRunSyncExit(runtime)(effect);
if (result._tag === "Failure") {
throw fiberFailure(result.effect_instruction_i0);
}
return result.effect_instruction_i0;
});
class AsyncFiberExceptionImpl extends Error {
fiber;
_tag = "AsyncFiberException";
constructor(fiber) {
super(`Fiber #${fiber.id().id} cannot be resolved synchronously. This is caused by using runSync on an effect that performs async work`);
this.fiber = fiber;
this.name = this._tag;
this.stack = this.message;
}
}
const asyncFiberException = fiber => {
const limit = Error.stackTraceLimit;
Error.stackTraceLimit = 0;
const error = new AsyncFiberExceptionImpl(fiber);
Error.stackTraceLimit = limit;
return error;
};
/** @internal */
export const isAsyncFiberException = u => Predicate.isTagged(u, "AsyncFiberException") && "fiber" in u;
/** @internal */
export const FiberFailureId = /*#__PURE__*/Symbol.for("effect/Runtime/FiberFailure");
/** @internal */
export const FiberFailureCauseId = /*#__PURE__*/Symbol.for("effect/Runtime/FiberFailure/Cause");
class FiberFailureImpl extends Error {
[FiberFailureId];
[FiberFailureCauseId];
constructor(cause) {
const head = InternalCause.prettyErrors(cause)[0];
super(head?.message || "An error has occurred");
this[FiberFailureId] = FiberFailureId;
this[FiberFailureCauseId] = cause;
this.name = head ? `(FiberFailure) ${head.name}` : "FiberFailure";
if (head?.stack) {
this.stack = head.stack;
}
}
toJSON() {
return {
_id: "FiberFailure",
cause: this[FiberFailureCauseId].toJSON()
};
}
toString() {
return "(FiberFailure) " + InternalCause.pretty(this[FiberFailureCauseId], {
renderErrorCause: true
});
}
[Inspectable.NodeInspectSymbol]() {
return this.toString();
}
}
/** @internal */
export const fiberFailure = cause => {
const limit = Error.stackTraceLimit;
Error.stackTraceLimit = 0;
const error = new FiberFailureImpl(cause);
Error.stackTraceLimit = limit;
return error;
};
/** @internal */
export const isFiberFailure = u => Predicate.hasProperty(u, FiberFailureId);
const fastPath = effect => {
const op = effect;
switch (op._op) {
case "Failure":
case "Success":
{
// @ts-expect-error
return op;
}
case "Left":
{
return core.exitFail(op.left);
}
case "Right":
{
return core.exitSucceed(op.right);
}
case "Some":
{
return core.exitSucceed(op.value);
}
case "None":
{
// @ts-expect-error
return core.exitFail(core.NoSuchElementException());
}
}
};
/** @internal */
export const unsafeRunSyncExit = /*#__PURE__*/makeDual((runtime, effect) => {
const op = fastPath(effect);
if (op) {
return op;
}
const scheduler = new scheduler_.SyncScheduler();
const fiberRuntime = unsafeFork(runtime)(effect, {
scheduler
});
scheduler.flush();
const result = fiberRuntime.unsafePoll();
if (result) {
return result;
}
return core.exitDie(core.capture(asyncFiberException(fiberRuntime), core.currentSpanFromFiber(fiberRuntime)));
});
/** @internal */
export const unsafeRunPromise = /*#__PURE__*/makeDual((runtime, effect, options) => unsafeRunPromiseExit(runtime, effect, options).then(result => {
switch (result._tag) {
case OpCodes.OP_SUCCESS:
{
return result.effect_instruction_i0;
}
case OpCodes.OP_FAILURE:
{
throw fiberFailure(result.effect_instruction_i0);
}
}
}));
/** @internal */
export const unsafeRunPromiseExit = /*#__PURE__*/makeDual((runtime, effect, options) => new Promise(resolve => {
const op = fastPath(effect);
if (op) {
resolve(op);
}
const fiber = unsafeFork(runtime)(effect);
fiber.addObserver(exit => {
resolve(exit);
});
if (options?.signal !== undefined) {
if (options.signal.aborted) {
fiber.unsafeInterruptAsFork(fiber.id());
} else {
options.signal.addEventListener("abort", () => {
fiber.unsafeInterruptAsFork(fiber.id());
}, {
once: true
});
}
}
}));
/** @internal */
export class RuntimeImpl {
context;
runtimeFlags;
fiberRefs;
constructor(context, runtimeFlags, fiberRefs) {
this.context = context;
this.runtimeFlags = runtimeFlags;
this.fiberRefs = fiberRefs;
}
pipe() {
return pipeArguments(this, arguments);
}
}
/** @internal */
export const make = options => new RuntimeImpl(options.context, options.runtimeFlags, options.fiberRefs);
/** @internal */
export const runtime = () => core.withFiberRuntime((state, status) => core.succeed(new RuntimeImpl(state.getFiberRef(core.currentContext), status.runtimeFlags, state.getFiberRefs())));
/** @internal */
export const defaultRuntimeFlags = /*#__PURE__*/runtimeFlags.make(runtimeFlags.Interruption, runtimeFlags.CooperativeYielding, runtimeFlags.RuntimeMetrics);
/** @internal */
export const defaultRuntime = /*#__PURE__*/make({
context: /*#__PURE__*/Context.empty(),
runtimeFlags: defaultRuntimeFlags,
fiberRefs: /*#__PURE__*/FiberRefs.empty()
});
/** @internal */
export const updateRuntimeFlags = /*#__PURE__*/dual(2, (self, f) => make({
context: self.context,
runtimeFlags: f(self.runtimeFlags),
fiberRefs: self.fiberRefs
}));
/** @internal */
export const disableRuntimeFlag = /*#__PURE__*/dual(2, (self, flag) => updateRuntimeFlags(self, runtimeFlags.disable(flag)));
/** @internal */
export const enableRuntimeFlag = /*#__PURE__*/dual(2, (self, flag) => updateRuntimeFlags(self, runtimeFlags.enable(flag)));
/** @internal */
export const updateContext = /*#__PURE__*/dual(2, (self, f) => make({
context: f(self.context),
runtimeFlags: self.runtimeFlags,
fiberRefs: self.fiberRefs
}));
/** @internal */
export const provideService = /*#__PURE__*/dual(3, (self, tag, service) => updateContext(self, Context.add(tag, service)));
/** @internal */
export const updateFiberRefs = /*#__PURE__*/dual(2, (self, f) => make({
context: self.context,
runtimeFlags: self.runtimeFlags,
fiberRefs: f(self.fiberRefs)
}));
/** @internal */
export const setFiberRef = /*#__PURE__*/dual(3, (self, fiberRef, value) => updateFiberRefs(self, FiberRefs.updateAs({
fiberId: FiberId.none,
fiberRef,
value
})));
/** @internal */
export const deleteFiberRef = /*#__PURE__*/dual(2, (self, fiberRef) => updateFiberRefs(self, FiberRefs.delete(fiberRef)));
/** @internal */
export const unsafeRunEffect = /*#__PURE__*/unsafeRunCallback(defaultRuntime);
/** @internal */
export const unsafeForkEffect = /*#__PURE__*/unsafeFork(defaultRuntime);
/** @internal */
export const unsafeRunPromiseEffect = /*#__PURE__*/unsafeRunPromise(defaultRuntime);
/** @internal */
export const unsafeRunPromiseExitEffect = /*#__PURE__*/unsafeRunPromiseExit(defaultRuntime);
/** @internal */
export const unsafeRunSyncEffect = /*#__PURE__*/unsafeRunSync(defaultRuntime);
/** @internal */
export const unsafeRunSyncExitEffect = /*#__PURE__*/unsafeRunSyncExit(defaultRuntime);
// circular with Effect
/** @internal */
export const asyncEffect = register => core.suspend(() => {
let cleanup = undefined;
return core.flatMap(core.deferredMake(), deferred => core.flatMap(runtime(), runtime => core.uninterruptibleMask(restore => core.zipRight(FiberRuntime.fork(restore(core.matchCauseEffect(register(cb => unsafeRunCallback(runtime)(core.intoDeferred(cb, deferred))), {
onFailure: cause => core.deferredFailCause(deferred, cause),
onSuccess: cleanup_ => {
cleanup = cleanup_;
return core.void;
}
}))), restore(core.onInterrupt(core.deferredAwait(deferred), () => cleanup ?? core.void))))));
});
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