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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.unsafeAdd = exports.size = exports.runtimePromise = exports.runtime = exports.run = exports.makeRuntimePromise = exports.makeRuntime = exports.make = exports.join = exports.isFiberSet = exports.clear = exports.awaitEmpty = exports.add = exports.TypeId = void 0;
var Cause = _interopRequireWildcard(require("./Cause.js"));
var Deferred = _interopRequireWildcard(require("./Deferred.js"));
var Effect = _interopRequireWildcard(require("./Effect.js"));
var Exit = _interopRequireWildcard(require("./Exit.js"));
var Fiber = _interopRequireWildcard(require("./Fiber.js"));
var FiberId = _interopRequireWildcard(require("./FiberId.js"));
var _Function = require("./Function.js");
var HashSet = _interopRequireWildcard(require("./HashSet.js"));
var Inspectable = _interopRequireWildcard(require("./Inspectable.js"));
var Iterable = _interopRequireWildcard(require("./Iterable.js"));
var _Pipeable = require("./Pipeable.js");
var Predicate = _interopRequireWildcard(require("./Predicate.js"));
var Runtime = _interopRequireWildcard(require("./Runtime.js"));
function _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function (e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, default: e }; if (null === e || "object" != typeof e && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (const t in e) "default" !== t && {}.hasOwnProperty.call(e, t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, t)) && (i.get || i.set) ? o(f, t, i) : f[t] = e[t]); return f; })(e, t); }
/**
* @since 2.0.0
*/
/**
* @since 2.0.0
* @categories type ids
*/
const TypeId = exports.TypeId = /*#__PURE__*/Symbol.for("effect/FiberSet");
/**
* @since 2.0.0
* @categories refinements
*/
const isFiberSet = u => Predicate.hasProperty(u, TypeId);
exports.isFiberSet = isFiberSet;
const Proto = {
[TypeId]: TypeId,
[Symbol.iterator]() {
if (this.state._tag === "Closed") {
return Iterable.empty();
}
return this.state.backing[Symbol.iterator]();
},
toString() {
return Inspectable.format(this.toJSON());
},
toJSON() {
return {
_id: "FiberMap",
state: this.state
};
},
[Inspectable.NodeInspectSymbol]() {
return this.toJSON();
},
pipe() {
return (0, _Pipeable.pipeArguments)(this, arguments);
}
};
const unsafeMake = (backing, deferred) => {
const self = Object.create(Proto);
self.state = {
_tag: "Open",
backing
};
self.deferred = deferred;
return self;
};
/**
* A FiberSet can be used to store a collection of fibers.
* When the associated Scope is closed, all fibers in the set will be interrupted.
*
* You can add fibers to the set using `FiberSet.add` or `FiberSet.run`, and the fibers will
* be automatically removed from the FiberSet when they complete.
*
* @example
* ```ts
* import { Effect, FiberSet } from "effect"
*
* Effect.gen(function*() {
* const set = yield* FiberSet.make()
*
* // run some effects and add the fibers to the set
* yield* FiberSet.run(set, Effect.never)
* yield* FiberSet.run(set, Effect.never)
*
* yield* Effect.sleep(1000)
* }).pipe(
* Effect.scoped // The fibers will be interrupted when the scope is closed
* )
* ```
*
* @since 2.0.0
* @categories constructors
*/
const make = () => Effect.acquireRelease(Effect.map(Deferred.make(), deferred => unsafeMake(new Set(), deferred)), set => Effect.withFiberRuntime(parent => {
const state = set.state;
if (state._tag === "Closed") return Effect.void;
set.state = {
_tag: "Closed"
};
const fibers = state.backing;
return Fiber.interruptAllAs(fibers, FiberId.combine(parent.id(), internalFiberId)).pipe(Effect.intoDeferred(set.deferred));
}));
/**
* Create an Effect run function that is backed by a FiberSet.
*
* @since 2.0.0
* @categories constructors
*/
exports.make = make;
const makeRuntime = () => Effect.flatMap(make(), self => runtime(self)());
/**
* Create an Effect run function that is backed by a FiberSet.
*
* @since 3.13.0
* @categories constructors
*/
exports.makeRuntime = makeRuntime;
const makeRuntimePromise = () => Effect.flatMap(make(), self => runtimePromise(self)());
exports.makeRuntimePromise = makeRuntimePromise;
const internalFiberIdId = -1;
const internalFiberId = /*#__PURE__*/FiberId.make(internalFiberIdId, 0);
const isInternalInterruption = /*#__PURE__*/Cause.reduceWithContext(undefined, {
emptyCase: _Function.constFalse,
failCase: _Function.constFalse,
dieCase: _Function.constFalse,
interruptCase: (_, fiberId) => HashSet.has(FiberId.ids(fiberId), internalFiberIdId),
sequentialCase: (_, left, right) => left || right,
parallelCase: (_, left, right) => left || right
});
/**
* Add a fiber to the FiberSet. When the fiber completes, it will be removed.
*
* @since 2.0.0
* @categories combinators
*/
const unsafeAdd = exports.unsafeAdd = /*#__PURE__*/(0, _Function.dual)(args => isFiberSet(args[0]), (self, fiber, options) => {
if (self.state._tag === "Closed") {
fiber.unsafeInterruptAsFork(FiberId.combine(options?.interruptAs ?? FiberId.none, internalFiberId));
return;
} else if (self.state.backing.has(fiber)) {
return;
}
self.state.backing.add(fiber);
fiber.addObserver(exit => {
if (self.state._tag === "Closed") {
return;
}
self.state.backing.delete(fiber);
if (Exit.isFailure(exit) && (options?.propagateInterruption === true ? !isInternalInterruption(exit.cause) : !Cause.isInterruptedOnly(exit.cause))) {
Deferred.unsafeDone(self.deferred, exit);
}
});
});
/**
* Add a fiber to the FiberSet. When the fiber completes, it will be removed.
*
* @since 2.0.0
* @categories combinators
*/
const add = exports.add = /*#__PURE__*/(0, _Function.dual)(args => isFiberSet(args[0]), (self, fiber, options) => Effect.fiberIdWith(fiberId => Effect.sync(() => unsafeAdd(self, fiber, {
...options,
interruptAs: fiberId
}))));
/**
* @since 2.0.0
* @categories combinators
*/
const clear = self => Effect.withFiberRuntime(clearFiber => {
if (self.state._tag === "Closed") {
return Effect.void;
}
return Effect.forEach(self.state.backing, fiber =>
// will be removed by the observer
Fiber.interruptAs(fiber, FiberId.combine(clearFiber.id(), internalFiberId)));
});
exports.clear = clear;
const constInterruptedFiber = /*#__PURE__*/function () {
let fiber = undefined;
return () => {
if (fiber === undefined) {
fiber = Effect.runFork(Effect.interrupt);
}
return fiber;
};
}();
/**
* Fork an Effect and add the forked fiber to the FiberSet.
* When the fiber completes, it will be removed from the FiberSet.
*
* @since 2.0.0
* @categories combinators
*/
const run = function () {
const self = arguments[0];
if (!Effect.isEffect(arguments[1])) {
const options = arguments[1];
return effect => runImpl(self, effect, options);
}
return runImpl(self, arguments[1], arguments[2]);
};
exports.run = run;
const runImpl = (self, effect, options) => Effect.fiberIdWith(fiberId => {
if (self.state._tag === "Closed") {
return Effect.sync(constInterruptedFiber);
}
return Effect.tap(Effect.forkDaemon(effect), fiber => unsafeAdd(self, fiber, {
...options,
interruptAs: fiberId
}));
});
/**
* Capture a Runtime and use it to fork Effect's, adding the forked fibers to the FiberSet.
*
* @example
* ```ts
* import { Context, Effect, FiberSet } from "effect"
*
* interface Users {
* readonly _: unique symbol
* }
* const Users = Context.GenericTag<Users, {
* getAll: Effect.Effect<Array<unknown>>
* }>("Users")
*
* Effect.gen(function*() {
* const set = yield* FiberSet.make()
* const run = yield* FiberSet.runtime(set)<Users>()
*
* // run some effects and add the fibers to the set
* run(Effect.andThen(Users, _ => _.getAll))
* }).pipe(
* Effect.scoped // The fibers will be interrupted when the scope is closed
* )
* ```
*
* @since 2.0.0
* @categories combinators
*/
const runtime = self => () => Effect.map(Effect.runtime(), runtime => {
const runFork = Runtime.runFork(runtime);
return (effect, options) => {
if (self.state._tag === "Closed") {
return constInterruptedFiber();
}
const fiber = runFork(effect, options);
unsafeAdd(self, fiber);
return fiber;
};
});
/**
* Capture a Runtime and use it to fork Effect's, adding the forked fibers to the FiberSet.
*
* The returned run function will return Promise's.
*
* @since 3.13.0
* @categories combinators
*/
exports.runtime = runtime;
const runtimePromise = self => () => Effect.map(runtime(self)(), runFork => (effect, options) => new Promise((resolve, reject) => runFork(effect, options).addObserver(exit => {
if (Exit.isSuccess(exit)) {
resolve(exit.value);
} else {
reject(Cause.squash(exit.cause));
}
})));
/**
* @since 2.0.0
* @categories combinators
*/
exports.runtimePromise = runtimePromise;
const size = self => Effect.sync(() => self.state._tag === "Closed" ? 0 : self.state.backing.size);
/**
* Join all fibers in the FiberSet. If any of the Fiber's in the set terminate with a failure,
* the returned Effect will terminate with the first failure that occurred.
*
* @since 2.0.0
* @categories combinators
* @example
* ```ts
* import { Effect, FiberSet } from "effect";
*
* Effect.gen(function* (_) {
* const set = yield* _(FiberSet.make());
* yield* _(FiberSet.add(set, Effect.runFork(Effect.fail("error"))));
*
* // parent fiber will fail with "error"
* yield* _(FiberSet.join(set));
* });
* ```
*/
exports.size = size;
const join = self => Deferred.await(self.deferred);
/**
* Wait until the fiber set is empty.
*
* @since 3.13.0
* @categories combinators
*/
exports.join = join;
const awaitEmpty = self => Effect.whileLoop({
while: () => self.state._tag === "Open" && self.state.backing.size > 0,
body: () => Fiber.await(Iterable.unsafeHead(self)),
step: _Function.constVoid
});
exports.awaitEmpty = awaitEmpty;
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