41 lines
885 B
TypeScript
41 lines
885 B
TypeScript
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/**
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* @since 2.11.0
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*/
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import { Monoid } from './Monoid'
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import { Semigroup } from './Semigroup'
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/**
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* @since 2.11.0
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*/
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export interface Endomorphism<A> {
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(a: A): A
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}
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/**
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* @category type lambdas
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* @since 2.11.0
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*/
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export declare const URI = 'Endomorphism'
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/**
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* @category type lambdas
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* @since 2.11.0
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*/
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export declare type URI = typeof URI
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declare module './HKT' {
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interface URItoKind<A> {
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readonly [URI]: Endomorphism<A>
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}
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}
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/**
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* Endomorphism form a `Semigroup` where the `concat` operation is the usual function composition.
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*
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* @category instances
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* @since 2.11.0
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*/
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export declare const getSemigroup: <A = never>() => Semigroup<Endomorphism<A>>
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/**
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* Endomorphism form a `Monoid` where the `empty` value is the `identity` function.
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*
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* @category instances
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* @since 2.11.0
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*/
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export declare const getMonoid: <A = never>() => Monoid<Endomorphism<A>>
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