204 lines
7.8 KiB
JavaScript
204 lines
7.8 KiB
JavaScript
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.make = exports.fromRecord = exports.TypeId = exports.Service = void 0;
|
|
var Context = _interopRequireWildcard(require("./Context.js"));
|
|
var Effect = _interopRequireWildcard(require("./Effect.js"));
|
|
var FiberRefsPatch = _interopRequireWildcard(require("./FiberRefsPatch.js"));
|
|
var _Function = require("./Function.js");
|
|
var core = _interopRequireWildcard(require("./internal/core.js"));
|
|
var Layer = _interopRequireWildcard(require("./Layer.js"));
|
|
var RcMap = _interopRequireWildcard(require("./RcMap.js"));
|
|
var Runtime = _interopRequireWildcard(require("./Runtime.js"));
|
|
var Scope = _interopRequireWildcard(require("./Scope.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 3.14.0
|
|
* @experimental
|
|
*/
|
|
|
|
/**
|
|
* @since 3.14.0
|
|
* @category Symbols
|
|
*/
|
|
const TypeId = exports.TypeId = /*#__PURE__*/Symbol.for("effect/LayerMap");
|
|
/**
|
|
* @since 3.14.0
|
|
* @category Constructors
|
|
* @experimental
|
|
*
|
|
* A `LayerMap` allows you to create a map of Layer's that can be used to
|
|
* dynamically access resources based on a key.
|
|
*
|
|
* ```ts
|
|
* import { NodeRuntime } from "@effect/platform-node"
|
|
* import { Context, Effect, FiberRef, Layer, LayerMap } from "effect"
|
|
*
|
|
* class Greeter extends Context.Tag("Greeter")<Greeter, {
|
|
* greet: Effect.Effect<string>
|
|
* }>() {}
|
|
*
|
|
* // create a service that wraps a LayerMap
|
|
* class GreeterMap extends LayerMap.Service<GreeterMap>()("GreeterMap", {
|
|
* // define the lookup function for the layer map
|
|
* //
|
|
* // The returned Layer will be used to provide the Greeter service for the
|
|
* // given name.
|
|
* lookup: (name: string) =>
|
|
* Layer.succeed(Greeter, {
|
|
* greet: Effect.succeed(`Hello, ${name}!`)
|
|
* }).pipe(
|
|
* Layer.merge(Layer.locallyScoped(FiberRef.currentConcurrency, 123))
|
|
* ),
|
|
*
|
|
* // If a layer is not used for a certain amount of time, it can be removed
|
|
* idleTimeToLive: "5 seconds",
|
|
*
|
|
* // Supply the dependencies for the layers in the LayerMap
|
|
* dependencies: []
|
|
* }) {}
|
|
*
|
|
* // usage
|
|
* const program: Effect.Effect<void, never, GreeterMap> = Effect.gen(function*() {
|
|
* // access and use the Greeter service
|
|
* const greeter = yield* Greeter
|
|
* yield* Effect.log(yield* greeter.greet)
|
|
* }).pipe(
|
|
* // use the GreeterMap service to provide a variant of the Greeter service
|
|
* Effect.provide(GreeterMap.get("John"))
|
|
* )
|
|
*
|
|
* // run the program
|
|
* program.pipe(
|
|
* Effect.provide(GreeterMap.Default),
|
|
* NodeRuntime.runMain
|
|
* )
|
|
* ```
|
|
*/
|
|
const make = exports.make = /*#__PURE__*/Effect.fnUntraced(function* (lookup, options) {
|
|
const context = yield* Effect.context();
|
|
// If we are inside another layer build, use the current memo map,
|
|
// otherwise create a new one.
|
|
const memoMap = context.unsafeMap.has(Layer.CurrentMemoMap.key) ? Context.get(context, Layer.CurrentMemoMap) : yield* Layer.makeMemoMap;
|
|
const rcMap = yield* RcMap.make({
|
|
lookup: key => Effect.scopeWith(scope => Effect.diffFiberRefs(Layer.buildWithMemoMap(lookup(key), memoMap, scope))).pipe(Effect.map(([patch, context]) => ({
|
|
layer: Layer.scopedContext(core.withFiberRuntime(fiber => {
|
|
const scope = Context.unsafeGet(fiber.currentContext, Scope.Scope);
|
|
const oldRefs = fiber.getFiberRefs();
|
|
const newRefs = FiberRefsPatch.patch(patch, fiber.id(), oldRefs);
|
|
const revert = FiberRefsPatch.diff(newRefs, oldRefs);
|
|
fiber.setFiberRefs(newRefs);
|
|
return Effect.as(Scope.addFinalizerExit(scope, () => {
|
|
fiber.setFiberRefs(FiberRefsPatch.patch(revert, fiber.id(), fiber.getFiberRefs()));
|
|
return Effect.void;
|
|
}), context);
|
|
})),
|
|
runtimeEffect: Effect.withFiberRuntime(fiber => {
|
|
const fiberRefs = FiberRefsPatch.patch(patch, fiber.id(), fiber.getFiberRefs());
|
|
return Effect.succeed(Runtime.make({
|
|
context,
|
|
fiberRefs,
|
|
runtimeFlags: Runtime.defaultRuntime.runtimeFlags
|
|
}));
|
|
})
|
|
}))),
|
|
idleTimeToLive: options?.idleTimeToLive
|
|
});
|
|
return (0, _Function.identity)({
|
|
[TypeId]: TypeId,
|
|
rcMap,
|
|
get: key => Layer.unwrapScoped(Effect.map(RcMap.get(rcMap, key), ({
|
|
layer
|
|
}) => layer)),
|
|
runtime: key => Effect.flatMap(RcMap.get(rcMap, key), ({
|
|
runtimeEffect
|
|
}) => runtimeEffect),
|
|
invalidate: key => RcMap.invalidate(rcMap, key)
|
|
});
|
|
});
|
|
/**
|
|
* @since 3.14.0
|
|
* @category Constructors
|
|
* @experimental
|
|
*/
|
|
const fromRecord = (layers, options) => make(key => layers[key], options);
|
|
/**
|
|
* @since 3.14.0
|
|
* @category Service
|
|
* @experimental
|
|
*
|
|
* Create a `LayerMap` service that provides a dynamic set of resources based on
|
|
* a key.
|
|
*
|
|
* ```ts
|
|
* import { NodeRuntime } from "@effect/platform-node"
|
|
* import { Context, Effect, FiberRef, Layer, LayerMap } from "effect"
|
|
*
|
|
* class Greeter extends Context.Tag("Greeter")<Greeter, {
|
|
* greet: Effect.Effect<string>
|
|
* }>() {}
|
|
*
|
|
* // create a service that wraps a LayerMap
|
|
* class GreeterMap extends LayerMap.Service<GreeterMap>()("GreeterMap", {
|
|
* // define the lookup function for the layer map
|
|
* //
|
|
* // The returned Layer will be used to provide the Greeter service for the
|
|
* // given name.
|
|
* lookup: (name: string) =>
|
|
* Layer.succeed(Greeter, {
|
|
* greet: Effect.succeed(`Hello, ${name}!`)
|
|
* }).pipe(
|
|
* Layer.merge(Layer.locallyScoped(FiberRef.currentConcurrency, 123))
|
|
* ),
|
|
*
|
|
* // If a layer is not used for a certain amount of time, it can be removed
|
|
* idleTimeToLive: "5 seconds",
|
|
*
|
|
* // Supply the dependencies for the layers in the LayerMap
|
|
* dependencies: []
|
|
* }) {}
|
|
*
|
|
* // usage
|
|
* const program: Effect.Effect<void, never, GreeterMap> = Effect.gen(function*() {
|
|
* // access and use the Greeter service
|
|
* const greeter = yield* Greeter
|
|
* yield* Effect.log(yield* greeter.greet)
|
|
* }).pipe(
|
|
* // use the GreeterMap service to provide a variant of the Greeter service
|
|
* Effect.provide(GreeterMap.get("John"))
|
|
* )
|
|
*
|
|
* // run the program
|
|
* program.pipe(
|
|
* Effect.provide(GreeterMap.Default),
|
|
* NodeRuntime.runMain
|
|
* )
|
|
* ```
|
|
*/
|
|
exports.fromRecord = fromRecord;
|
|
const Service = () => (id, options) => {
|
|
const Err = globalThis.Error;
|
|
const limit = Err.stackTraceLimit;
|
|
Err.stackTraceLimit = 2;
|
|
const creationError = new Err();
|
|
Err.stackTraceLimit = limit;
|
|
function TagClass() {}
|
|
const TagClass_ = TagClass;
|
|
Object.setPrototypeOf(TagClass, Object.getPrototypeOf(Context.GenericTag(id)));
|
|
TagClass.key = id;
|
|
Object.defineProperty(TagClass, "stack", {
|
|
get() {
|
|
return creationError.stack;
|
|
}
|
|
});
|
|
TagClass_.DefaultWithoutDependencies = Layer.scoped(TagClass_, "lookup" in options ? make(options.lookup, options) : fromRecord(options.layers, options));
|
|
TagClass_.Default = options.dependencies && options.dependencies.length > 0 ? Layer.provide(TagClass_.DefaultWithoutDependencies, options.dependencies) : TagClass_.DefaultWithoutDependencies;
|
|
TagClass_.get = key => Layer.unwrapScoped(Effect.map(TagClass_, layerMap => layerMap.get(key)));
|
|
TagClass_.runtime = key => Effect.flatMap(TagClass_, layerMap => layerMap.runtime(key));
|
|
TagClass_.invalidate = key => Effect.flatMap(TagClass_, layerMap => layerMap.invalidate(key));
|
|
return TagClass;
|
|
};
|
|
exports.Service = Service;
|
|
//# sourceMappingURL=LayerMap.js.map
|