26 lines
884 B
JavaScript
26 lines
884 B
JavaScript
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//#region src/function/flow.ts
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/**
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* Creates a new function that executes the given functions in sequence. The return value of the previous function is passed as an argument to the next function.
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*
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* The `this` context of the returned function is also passed to the functions provided as parameters.
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*
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* @param {Array<(...args: any[]) => any>} funcs The functions to invoke.
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* @returns {(...args: any[]) => any} Returns the new composite function.
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*
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* @example
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* const add = (x: number, y: number) => x + y;
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* const square = (n: number) => n * n;
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*
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* const combined = flow(add, square);
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* console.log(combined(1, 2)); // 9
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*/
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function flow(...funcs) {
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return function(...args) {
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let result = funcs.length ? funcs[0].apply(this, args) : args[0];
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for (let i = 1; i < funcs.length; i++) result = funcs[i].call(this, result);
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return result;
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};
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}
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//#endregion
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exports.flow = flow;
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