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19 lines
860 B
19 lines
860 B
/**
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* Similar to compose but performs from left-to-right function composition.<br/>
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* {@link https://30secondsofcode.org/function#composeright see also}
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* @param {...[function]} fns) - list of unary function
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* @returns {*} result of the computation
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*/
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export const composeRight = (...fns) => compose(...fns.reverse())
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/**
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* Performs right-to-left function composition.<br/>
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* Use Array.prototype.reduce() to perform right-to-left function composition.<br/>
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* The last (rightmost) function can accept one or more arguments; the remaining functions must be unary.<br/>
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* {@link https://30secondsofcode.org/function#compose original source code}
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* @param {...[function]} fns) - list of unary function
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* @returns {*} result of the computation
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*/
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export default function compose(...fns) {
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return fns.reduce((f, g) => (...args) => f(g(...args)))
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}
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