613 lines
19 KiB
TypeScript
613 lines
19 KiB
TypeScript
/**
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* @since 2.0.0
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*/
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import type * as Cause from "./Cause.js";
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import type * as Types from "./Types.js";
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import type { Unify } from "./Unify.js";
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/**
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* @since 2.0.0
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*/
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export declare namespace Case {
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/**
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* @since 2.0.0
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* @category models
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*/
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interface Constructor<A, Tag extends keyof A = never> {
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(args: Types.Equals<Omit<A, Tag>, {}> extends true ? void : {
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readonly [P in keyof A as P extends Tag ? never : P]: A[P];
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}): A;
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}
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}
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/**
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* @example
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* ```ts
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* import * as assert from "node:assert"
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* import { Data, Equal } from "effect"
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*
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* const alice = Data.struct({ name: "Alice", age: 30 })
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*
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* const bob = Data.struct({ name: "Bob", age: 40 })
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*
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* assert.deepStrictEqual(Equal.equals(alice, alice), true)
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* assert.deepStrictEqual(Equal.equals(alice, Data.struct({ name: "Alice", age: 30 })), true)
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*
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* assert.deepStrictEqual(Equal.equals(alice, { name: "Alice", age: 30 }), false)
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* assert.deepStrictEqual(Equal.equals(alice, bob), false)
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* ```
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*
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* @category constructors
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* @since 2.0.0
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*/
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export declare const struct: <A extends Record<string, any>>(a: A) => {
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readonly [P in keyof A]: A[P];
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};
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/**
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* @category constructors
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* @since 2.0.0
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*/
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export declare const unsafeStruct: <A extends Record<string, any>>(as: A) => { readonly [P in keyof A]: A[P]; };
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/**
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* @example
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* ```ts
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* import * as assert from "node:assert"
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* import { Data, Equal } from "effect"
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*
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* const alice = Data.tuple("Alice", 30)
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*
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* const bob = Data.tuple("Bob", 40)
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*
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* assert.deepStrictEqual(Equal.equals(alice, alice), true)
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* assert.deepStrictEqual(Equal.equals(alice, Data.tuple("Alice", 30)), true)
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*
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* assert.deepStrictEqual(Equal.equals(alice, ["Alice", 30]), false)
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* assert.deepStrictEqual(Equal.equals(alice, bob), false)
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* ```
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*
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* @category constructors
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* @since 2.0.0
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*/
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export declare const tuple: <As extends ReadonlyArray<any>>(...as: As) => Readonly<As>;
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/**
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* @example
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* ```ts
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* import * as assert from "node:assert"
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* import { Data, Equal } from "effect"
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*
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* const alice = Data.struct({ name: "Alice", age: 30 })
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* const bob = Data.struct({ name: "Bob", age: 40 })
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*
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* const persons = Data.array([alice, bob])
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*
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* assert.deepStrictEqual(
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* Equal.equals(
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* persons,
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* Data.array([
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* Data.struct({ name: "Alice", age: 30 }),
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* Data.struct({ name: "Bob", age: 40 })
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* ])
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* ),
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* true
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* )
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* ```
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*
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* @category constructors
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* @since 2.0.0
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*/
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export declare const array: <As extends ReadonlyArray<any>>(as: As) => Readonly<As>;
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/**
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* @category constructors
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* @since 2.0.0
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*/
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export declare const unsafeArray: <As extends ReadonlyArray<any>>(as: As) => Readonly<As>;
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declare const _case: <A>() => Case.Constructor<A>;
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export {
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/**
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* Provides a constructor for the specified `Case`.
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*
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* @example
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* ```ts
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* import * as assert from "node:assert"
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* import { Data, Equal } from "effect"
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*
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* interface Person {
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* readonly name: string
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* }
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*
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* // Creating a constructor for the specified Case
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* const Person = Data.case<Person>()
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*
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* // Creating instances of Person
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* const mike1 = Person({ name: "Mike" })
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* const mike2 = Person({ name: "Mike" })
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* const john = Person({ name: "John" })
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*
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* // Checking equality
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* assert.deepStrictEqual(Equal.equals(mike1, mike2), true)
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* assert.deepStrictEqual(Equal.equals(mike1, john), false)
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*
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* ```
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* @since 2.0.0
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* @category constructors
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*/
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_case as case };
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/**
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* Provides a tagged constructor for the specified `Case`.
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*
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* @example
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* ```ts
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* import * as assert from "node:assert"
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* import { Data } from "effect"
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*
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* interface Person {
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* readonly _tag: "Person" // the tag
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* readonly name: string
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* }
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*
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* const Person = Data.tagged<Person>("Person")
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*
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* const mike = Person({ name: "Mike" })
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*
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* assert.deepEqual(mike, { _tag: "Person", name: "Mike" })
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* ```
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*
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* @since 2.0.0
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* @category constructors
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*/
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export declare const tagged: <A extends {
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readonly _tag: string;
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}>(tag: A["_tag"]) => Case.Constructor<A, "_tag">;
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/**
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* Provides a constructor for a Case Class.
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*
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* @example
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* ```ts
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* import * as assert from "node:assert"
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* import { Data, Equal } from "effect"
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*
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* class Person extends Data.Class<{ readonly name: string }> {}
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*
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* // Creating instances of Person
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* const mike1 = new Person({ name: "Mike" })
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* const mike2 = new Person({ name: "Mike" })
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* const john = new Person({ name: "John" })
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*
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* // Checking equality
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* assert.deepStrictEqual(Equal.equals(mike1, mike2), true)
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* assert.deepStrictEqual(Equal.equals(mike1, john), false)
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* ```
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*
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* @since 2.0.0
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* @category constructors
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*/
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export declare const Class: new <A extends Record<string, any> = {}>(args: Types.Equals<A, {}> extends true ? void : {
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readonly [P in keyof A]: A[P];
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}) => Readonly<A>;
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/**
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* Provides a Tagged constructor for a Case Class.
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*
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* @example
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* ```ts
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* import * as assert from "node:assert"
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* import { Data, Equal } from "effect"
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*
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* class Person extends Data.TaggedClass("Person")<{ readonly name: string }> {}
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*
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* // Creating instances of Person
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* const mike1 = new Person({ name: "Mike" })
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* const mike2 = new Person({ name: "Mike" })
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* const john = new Person({ name: "John" })
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*
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* // Checking equality
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* assert.deepStrictEqual(Equal.equals(mike1, mike2), true)
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* assert.deepStrictEqual(Equal.equals(mike1, john), false)
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*
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* assert.deepStrictEqual(mike1._tag, "Person")
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* ```
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*
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* @since 2.0.0
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* @category constructors
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*/
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export declare const TaggedClass: <Tag extends string>(tag: Tag) => new <A extends Record<string, any> = {}>(args: Types.Equals<A, {}> extends true ? void : { readonly [P in keyof A as P extends "_tag" ? never : P]: A[P]; }) => Readonly<A> & {
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readonly _tag: Tag;
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};
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/**
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* @since 2.0.0
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* @category constructors
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*/
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export declare const Structural: new <A>(args: Types.Equals<A, {}> extends true ? void : {
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readonly [P in keyof A]: A[P];
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}) => {};
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/**
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* Create a tagged enum data type, which is a union of `Data` structs.
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*
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* ```ts
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* import * as assert from "node:assert"
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* import { Data } from "effect"
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*
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* type HttpError = Data.TaggedEnum<{
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* BadRequest: { readonly status: 400, readonly message: string }
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* NotFound: { readonly status: 404, readonly message: string }
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* }>
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*
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* // Equivalent to:
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* type HttpErrorPlain =
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* | {
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* readonly _tag: "BadRequest"
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* readonly status: 400
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* readonly message: string
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* }
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* | {
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* readonly _tag: "NotFound"
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* readonly status: 404
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* readonly message: string
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* }
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* ```
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*
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* @since 2.0.0
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* @category models
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*/
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export type TaggedEnum<A extends Record<string, Record<string, any>> & UntaggedChildren<A>> = keyof A extends infer Tag ? Tag extends keyof A ? Types.Simplify<{
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readonly _tag: Tag;
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} & {
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readonly [K in keyof A[Tag]]: A[Tag][K];
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}> : never : never;
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type ChildrenAreTagged<A> = keyof A extends infer K ? K extends keyof A ? "_tag" extends keyof A[K] ? true : false : never : never;
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type UntaggedChildren<A> = true extends ChildrenAreTagged<A> ? "It looks like you're trying to create a tagged enum, but one or more of its members already has a `_tag` property." : unknown;
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/**
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* @since 2.0.0
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*/
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export declare namespace TaggedEnum {
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/**
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* @since 2.0.0
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* @category models
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*/
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interface WithGenerics<Count extends number> {
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readonly taggedEnum: {
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readonly _tag: string;
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};
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readonly numberOfGenerics: Count;
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readonly A: unknown;
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readonly B: unknown;
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readonly C: unknown;
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readonly D: unknown;
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}
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/**
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* @since 2.0.0
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* @category models
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*/
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type Kind<Z extends WithGenerics<number>, A = unknown, B = unknown, C = unknown, D = unknown> = (Z & {
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readonly A: A;
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readonly B: B;
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readonly C: C;
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readonly D: D;
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})["taggedEnum"];
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/**
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* @since 2.0.0
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*/
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type Args<A extends {
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readonly _tag: string;
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}, K extends A["_tag"], E = Extract<A, {
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readonly _tag: K;
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}>> = {
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readonly [K in keyof E as K extends "_tag" ? never : K]: E[K];
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} extends infer T ? {} extends T ? void : T : never;
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/**
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* @since 2.0.0
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*/
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type Value<A extends {
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readonly _tag: string;
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}, K extends A["_tag"]> = Extract<A, {
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readonly _tag: K;
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}>;
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/**
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* @since 3.1.0
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*/
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type Constructor<A extends {
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readonly _tag: string;
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}> = Types.Simplify<{
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readonly [Tag in A["_tag"]]: Case.Constructor<Extract<A, {
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readonly _tag: Tag;
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}>, "_tag">;
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} & {
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readonly $is: <Tag extends A["_tag"]>(tag: Tag) => (u: unknown) => u is Extract<A, {
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readonly _tag: Tag;
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}>;
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readonly $match: {
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<const Cases extends {
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readonly [Tag in A["_tag"]]: (args: Extract<A, {
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readonly _tag: Tag;
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}>) => any;
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}>(cases: Cases & {
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[K in Exclude<keyof Cases, A["_tag"]>]: never;
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}): (value: A) => Unify<ReturnType<Cases[A["_tag"]]>>;
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<const Cases extends {
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readonly [Tag in A["_tag"]]: (args: Extract<A, {
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readonly _tag: Tag;
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}>) => any;
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}>(value: A, cases: Cases & {
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[K in Exclude<keyof Cases, A["_tag"]>]: never;
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}): Unify<ReturnType<Cases[A["_tag"]]>>;
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};
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}>;
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/**
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* @since 3.2.0
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*/
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interface GenericMatchers<Z extends WithGenerics<number>> {
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readonly $is: <Tag extends Z["taggedEnum"]["_tag"]>(tag: Tag) => {
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<T extends TaggedEnum.Kind<Z, any, any, any, any>>(u: T): u is T & {
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readonly _tag: Tag;
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};
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(u: unknown): u is Extract<TaggedEnum.Kind<Z>, {
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readonly _tag: Tag;
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}>;
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};
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readonly $match: {
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<A, B, C, D, Cases extends {
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readonly [Tag in Z["taggedEnum"]["_tag"]]: (args: Extract<TaggedEnum.Kind<Z, A, B, C, D>, {
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readonly _tag: Tag;
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}>) => any;
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}>(cases: Cases & {
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[K in Exclude<keyof Cases, Z["taggedEnum"]["_tag"]>]: never;
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}): (self: TaggedEnum.Kind<Z, A, B, C, D>) => Unify<ReturnType<Cases[Z["taggedEnum"]["_tag"]]>>;
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<A, B, C, D, Cases extends {
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readonly [Tag in Z["taggedEnum"]["_tag"]]: (args: Extract<TaggedEnum.Kind<Z, A, B, C, D>, {
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readonly _tag: Tag;
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}>) => any;
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}>(self: TaggedEnum.Kind<Z, A, B, C, D>, cases: Cases & {
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[K in Exclude<keyof Cases, Z["taggedEnum"]["_tag"]>]: never;
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}): Unify<ReturnType<Cases[Z["taggedEnum"]["_tag"]]>>;
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};
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}
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}
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/**
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* Create a constructor for a tagged union of `Data` structs.
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*
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* You can also pass a `TaggedEnum.WithGenerics` if you want to add generics to
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* the constructor.
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*
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* @example
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* ```ts
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* import { Data } from "effect"
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*
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* const { BadRequest, NotFound } = Data.taggedEnum<
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* | { readonly _tag: "BadRequest"; readonly status: 400; readonly message: string }
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* | { readonly _tag: "NotFound"; readonly status: 404; readonly message: string }
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* >()
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*
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* const notFound = NotFound({ status: 404, message: "Not Found" })
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* ```
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*
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* @example
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* import { Data } from "effect"
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*
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* type MyResult<E, A> = Data.TaggedEnum<{
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* Failure: { readonly error: E }
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* Success: { readonly value: A }
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* }>
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* interface MyResultDefinition extends Data.TaggedEnum.WithGenerics<2> {
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* readonly taggedEnum: MyResult<this["A"], this["B"]>
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* }
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* const { Failure, Success } = Data.taggedEnum<MyResultDefinition>()
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*
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* const success = Success({ value: 1 })
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*
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* @category constructors
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* @since 2.0.0
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*/
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export declare const taggedEnum: {
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/**
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* Create a constructor for a tagged union of `Data` structs.
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*
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* You can also pass a `TaggedEnum.WithGenerics` if you want to add generics to
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* the constructor.
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*
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* @example
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* ```ts
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* import { Data } from "effect"
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*
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* const { BadRequest, NotFound } = Data.taggedEnum<
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* | { readonly _tag: "BadRequest"; readonly status: 400; readonly message: string }
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* | { readonly _tag: "NotFound"; readonly status: 404; readonly message: string }
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* >()
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*
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* const notFound = NotFound({ status: 404, message: "Not Found" })
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* ```
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*
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* @example
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* import { Data } from "effect"
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*
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* type MyResult<E, A> = Data.TaggedEnum<{
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* Failure: { readonly error: E }
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* Success: { readonly value: A }
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* }>
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* interface MyResultDefinition extends Data.TaggedEnum.WithGenerics<2> {
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* readonly taggedEnum: MyResult<this["A"], this["B"]>
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* }
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* const { Failure, Success } = Data.taggedEnum<MyResultDefinition>()
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*
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* const success = Success({ value: 1 })
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*
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* @category constructors
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* @since 2.0.0
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*/
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<Z extends TaggedEnum.WithGenerics<1>>(): Types.Simplify<{
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readonly [Tag in Z["taggedEnum"]["_tag"]]: <A>(args: TaggedEnum.Args<TaggedEnum.Kind<Z, A>, Tag, Extract<TaggedEnum.Kind<Z, A>, {
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readonly _tag: Tag;
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}>>) => TaggedEnum.Value<TaggedEnum.Kind<Z, A>, Tag>;
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} & TaggedEnum.GenericMatchers<Z>>;
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/**
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* Create a constructor for a tagged union of `Data` structs.
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*
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* You can also pass a `TaggedEnum.WithGenerics` if you want to add generics to
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* the constructor.
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*
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* @example
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* ```ts
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* import { Data } from "effect"
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*
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* const { BadRequest, NotFound } = Data.taggedEnum<
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* | { readonly _tag: "BadRequest"; readonly status: 400; readonly message: string }
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* | { readonly _tag: "NotFound"; readonly status: 404; readonly message: string }
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* >()
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*
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* const notFound = NotFound({ status: 404, message: "Not Found" })
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* ```
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*
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* @example
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* import { Data } from "effect"
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*
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* type MyResult<E, A> = Data.TaggedEnum<{
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* Failure: { readonly error: E }
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* Success: { readonly value: A }
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* }>
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* interface MyResultDefinition extends Data.TaggedEnum.WithGenerics<2> {
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* readonly taggedEnum: MyResult<this["A"], this["B"]>
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* }
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* const { Failure, Success } = Data.taggedEnum<MyResultDefinition>()
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*
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* const success = Success({ value: 1 })
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*
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* @category constructors
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* @since 2.0.0
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*/
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<Z extends TaggedEnum.WithGenerics<2>>(): Types.Simplify<{
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readonly [Tag in Z["taggedEnum"]["_tag"]]: <A, B>(args: TaggedEnum.Args<TaggedEnum.Kind<Z, A, B>, Tag, Extract<TaggedEnum.Kind<Z, A, B>, {
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readonly _tag: Tag;
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}>>) => TaggedEnum.Value<TaggedEnum.Kind<Z, A, B>, Tag>;
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} & TaggedEnum.GenericMatchers<Z>>;
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/**
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* Create a constructor for a tagged union of `Data` structs.
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*
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* You can also pass a `TaggedEnum.WithGenerics` if you want to add generics to
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* the constructor.
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*
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* @example
|
|
* ```ts
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* import { Data } from "effect"
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*
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* const { BadRequest, NotFound } = Data.taggedEnum<
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* | { readonly _tag: "BadRequest"; readonly status: 400; readonly message: string }
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* | { readonly _tag: "NotFound"; readonly status: 404; readonly message: string }
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* >()
|
|
*
|
|
* const notFound = NotFound({ status: 404, message: "Not Found" })
|
|
* ```
|
|
*
|
|
* @example
|
|
* import { Data } from "effect"
|
|
*
|
|
* type MyResult<E, A> = Data.TaggedEnum<{
|
|
* Failure: { readonly error: E }
|
|
* Success: { readonly value: A }
|
|
* }>
|
|
* interface MyResultDefinition extends Data.TaggedEnum.WithGenerics<2> {
|
|
* readonly taggedEnum: MyResult<this["A"], this["B"]>
|
|
* }
|
|
* const { Failure, Success } = Data.taggedEnum<MyResultDefinition>()
|
|
*
|
|
* const success = Success({ value: 1 })
|
|
*
|
|
* @category constructors
|
|
* @since 2.0.0
|
|
*/
|
|
<Z extends TaggedEnum.WithGenerics<3>>(): Types.Simplify<{
|
|
readonly [Tag in Z["taggedEnum"]["_tag"]]: <A, B, C>(args: TaggedEnum.Args<TaggedEnum.Kind<Z, A, B, C>, Tag, Extract<TaggedEnum.Kind<Z, A, B, C>, {
|
|
readonly _tag: Tag;
|
|
}>>) => TaggedEnum.Value<TaggedEnum.Kind<Z, A, B, C>, Tag>;
|
|
} & TaggedEnum.GenericMatchers<Z>>;
|
|
/**
|
|
* Create a constructor for a tagged union of `Data` structs.
|
|
*
|
|
* You can also pass a `TaggedEnum.WithGenerics` if you want to add generics to
|
|
* the constructor.
|
|
*
|
|
* @example
|
|
* ```ts
|
|
* import { Data } from "effect"
|
|
*
|
|
* const { BadRequest, NotFound } = Data.taggedEnum<
|
|
* | { readonly _tag: "BadRequest"; readonly status: 400; readonly message: string }
|
|
* | { readonly _tag: "NotFound"; readonly status: 404; readonly message: string }
|
|
* >()
|
|
*
|
|
* const notFound = NotFound({ status: 404, message: "Not Found" })
|
|
* ```
|
|
*
|
|
* @example
|
|
* import { Data } from "effect"
|
|
*
|
|
* type MyResult<E, A> = Data.TaggedEnum<{
|
|
* Failure: { readonly error: E }
|
|
* Success: { readonly value: A }
|
|
* }>
|
|
* interface MyResultDefinition extends Data.TaggedEnum.WithGenerics<2> {
|
|
* readonly taggedEnum: MyResult<this["A"], this["B"]>
|
|
* }
|
|
* const { Failure, Success } = Data.taggedEnum<MyResultDefinition>()
|
|
*
|
|
* const success = Success({ value: 1 })
|
|
*
|
|
* @category constructors
|
|
* @since 2.0.0
|
|
*/
|
|
<Z extends TaggedEnum.WithGenerics<4>>(): Types.Simplify<{
|
|
readonly [Tag in Z["taggedEnum"]["_tag"]]: <A, B, C, D>(args: TaggedEnum.Args<TaggedEnum.Kind<Z, A, B, C, D>, Tag, Extract<TaggedEnum.Kind<Z, A, B, C, D>, {
|
|
readonly _tag: Tag;
|
|
}>>) => TaggedEnum.Value<TaggedEnum.Kind<Z, A, B, C, D>, Tag>;
|
|
} & TaggedEnum.GenericMatchers<Z>>;
|
|
/**
|
|
* Create a constructor for a tagged union of `Data` structs.
|
|
*
|
|
* You can also pass a `TaggedEnum.WithGenerics` if you want to add generics to
|
|
* the constructor.
|
|
*
|
|
* @example
|
|
* ```ts
|
|
* import { Data } from "effect"
|
|
*
|
|
* const { BadRequest, NotFound } = Data.taggedEnum<
|
|
* | { readonly _tag: "BadRequest"; readonly status: 400; readonly message: string }
|
|
* | { readonly _tag: "NotFound"; readonly status: 404; readonly message: string }
|
|
* >()
|
|
*
|
|
* const notFound = NotFound({ status: 404, message: "Not Found" })
|
|
* ```
|
|
*
|
|
* @example
|
|
* import { Data } from "effect"
|
|
*
|
|
* type MyResult<E, A> = Data.TaggedEnum<{
|
|
* Failure: { readonly error: E }
|
|
* Success: { readonly value: A }
|
|
* }>
|
|
* interface MyResultDefinition extends Data.TaggedEnum.WithGenerics<2> {
|
|
* readonly taggedEnum: MyResult<this["A"], this["B"]>
|
|
* }
|
|
* const { Failure, Success } = Data.taggedEnum<MyResultDefinition>()
|
|
*
|
|
* const success = Success({ value: 1 })
|
|
*
|
|
* @category constructors
|
|
* @since 2.0.0
|
|
*/
|
|
<A extends {
|
|
readonly _tag: string;
|
|
}>(): TaggedEnum.Constructor<A>;
|
|
};
|
|
/**
|
|
* Provides a constructor for a Case Class.
|
|
*
|
|
* @since 2.0.0
|
|
* @category constructors
|
|
*/
|
|
export declare const Error: new <A extends Record<string, any> = {}>(args: Types.Equals<A, {}> extends true ? void : {
|
|
readonly [P in keyof A]: A[P];
|
|
}) => Cause.YieldableError & Readonly<A>;
|
|
/**
|
|
* @since 2.0.0
|
|
* @category constructors
|
|
*/
|
|
export declare const TaggedError: <Tag extends string>(tag: Tag) => new <A extends Record<string, any> = {}>(args: Types.Equals<A, {}> extends true ? void : { readonly [P in keyof A as P extends "_tag" ? never : P]: A[P]; }) => Cause.YieldableError & {
|
|
readonly _tag: Tag;
|
|
} & Readonly<A>;
|
|
//# sourceMappingURL=Data.d.ts.map
|