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es-toolkit

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A state-of-the-art, high-performance JavaScript utility library with a small bundle size and strong type annotations.

es-toolkit.dev

toss/es-toolkit

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//#region src/fp/flow.d.ts /** * Creates a reusable function from a single function. * * @param fn1 - The first function, which may take any number of arguments. * @returns A function with the same parameters as `fn1` that returns its result. */ declare function flow<A extends any[], R1>(fn1: (...args: A) => R1): (...args: A) => R1; /** * Composes `fn1` and `fn2` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @returns A function with the same parameters as `fn1` that returns the result of `fn2`. */ declare function flow<A extends any[], R1, R2>(fn1: (...args: A) => R1, fn2: (input: R1) => R2): (...args: A) => R2; /** * Composes `fn1` through `fn3` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @returns A function with the same parameters as `fn1` that returns the result of `fn3`. */ declare function flow<A extends any[], R1, R2, R3>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3): (...args: A) => R3; /** * Composes `fn1` through `fn4` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @param fn4 - Applied to the result of `fn3`. * @returns A function with the same parameters as `fn1` that returns the result of `fn4`. */ declare function flow<A extends any[], R1, R2, R3, R4>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3, fn4: (input: R3) => R4): (...args: A) => R4; /** * Composes `fn1` through `fn5` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @param fn4 - Applied to the result of `fn3`. * @param fn5 - Applied to the result of `fn4`. * @returns A function with the same parameters as `fn1` that returns the result of `fn5`. */ declare function flow<A extends any[], R1, R2, R3, R4, R5>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3, fn4: (input: R3) => R4, fn5: (input: R4) => R5): (...args: A) => R5; /** * Composes `fn1` through `fn6` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @param fn4 - Applied to the result of `fn3`. * @param fn5 - Applied to the result of `fn4`. * @param fn6 - Applied to the result of `fn5`. * @returns A function with the same parameters as `fn1` that returns the result of `fn6`. */ declare function flow<A extends any[], R1, R2, R3, R4, R5, R6>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3, fn4: (input: R3) => R4, fn5: (input: R4) => R5, fn6: (input: R5) => R6): (...args: A) => R6; /** * Composes `fn1` through `fn7` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @param fn4 - Applied to the result of `fn3`. * @param fn5 - Applied to the result of `fn4`. * @param fn6 - Applied to the result of `fn5`. * @param fn7 - Applied to the result of `fn6`. * @returns A function with the same parameters as `fn1` that returns the result of `fn7`. */ declare function flow<A extends any[], R1, R2, R3, R4, R5, R6, R7>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3, fn4: (input: R3) => R4, fn5: (input: R4) => R5, fn6: (input: R5) => R6, fn7: (input: R6) => R7): (...args: A) => R7; /** * Composes `fn1` through `fn8` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @param fn4 - Applied to the result of `fn3`. * @param fn5 - Applied to the result of `fn4`. * @param fn6 - Applied to the result of `fn5`. * @param fn7 - Applied to the result of `fn6`. * @param fn8 - Applied to the result of `fn7`. * @returns A function with the same parameters as `fn1` that returns the result of `fn8`. */ declare function flow<A extends any[], R1, R2, R3, R4, R5, R6, R7, R8>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3, fn4: (input: R3) => R4, fn5: (input: R4) => R5, fn6: (input: R5) => R6, fn7: (input: R6) => R7, fn8: (input: R7) => R8): (...args: A) => R8; /** * Composes `fn1` through `fn9` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @param fn4 - Applied to the result of `fn3`. * @param fn5 - Applied to the result of `fn4`. * @param fn6 - Applied to the result of `fn5`. * @param fn7 - Applied to the result of `fn6`. * @param fn8 - Applied to the result of `fn7`. * @param fn9 - Applied to the result of `fn8`. * @returns A function with the same parameters as `fn1` that returns the result of `fn9`. */ declare function flow<A extends any[], R1, R2, R3, R4, R5, R6, R7, R8, R9>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3, fn4: (input: R3) => R4, fn5: (input: R4) => R5, fn6: (input: R5) => R6, fn7: (input: R6) => R7, fn8: (input: R7) => R8, fn9: (input: R8) => R9): (...args: A) => R9; /** * Composes `fn1` through `fn10` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @param fn4 - Applied to the result of `fn3`. * @param fn5 - Applied to the result of `fn4`. * @param fn6 - Applied to the result of `fn5`. * @param fn7 - Applied to the result of `fn6`. * @param fn8 - Applied to the result of `fn7`. * @param fn9 - Applied to the result of `fn8`. * @param fn10 - Applied to the result of `fn9`. * @returns A function with the same parameters as `fn1` that returns the result of `fn10`. */ declare function flow<A extends any[], R1, R2, R3, R4, R5, R6, R7, R8, R9, R10>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3, fn4: (input: R3) => R4, fn5: (input: R4) => R5, fn6: (input: R5) => R6, fn7: (input: R6) => R7, fn8: (input: R7) => R8, fn9: (input: R8) => R9, fn10: (input: R9) => R10): (...args: A) => R10; /** * Composes `fn1` through `fn11` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @param fn4 - Applied to the result of `fn3`. * @param fn5 - Applied to the result of `fn4`. * @param fn6 - Applied to the result of `fn5`. * @param fn7 - Applied to the result of `fn6`. * @param fn8 - Applied to the result of `fn7`. * @param fn9 - Applied to the result of `fn8`. * @param fn10 - Applied to the result of `fn9`. * @param fn11 - Applied to the result of `fn10`. * @returns A function with the same parameters as `fn1` that returns the result of `fn11`. */ declare function flow<A extends any[], R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3, fn4: (input: R3) => R4, fn5: (input: R4) => R5, fn6: (input: R5) => R6, fn7: (input: R6) => R7, fn8: (input: R7) => R8, fn9: (input: R8) => R9, fn10: (input: R9) => R10, fn11: (input: R10) => R11): (...args: A) => R11; /** * Composes `fn1` through `fn12` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @param fn4 - Applied to the result of `fn3`. * @param fn5 - Applied to the result of `fn4`. * @param fn6 - Applied to the result of `fn5`. * @param fn7 - Applied to the result of `fn6`. * @param fn8 - Applied to the result of `fn7`. * @param fn9 - Applied to the result of `fn8`. * @param fn10 - Applied to the result of `fn9`. * @param fn11 - Applied to the result of `fn10`. * @param fn12 - Applied to the result of `fn11`. * @returns A function with the same parameters as `fn1` that returns the result of `fn12`. */ declare function flow<A extends any[], R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3, fn4: (input: R3) => R4, fn5: (input: R4) => R5, fn6: (input: R5) => R6, fn7: (input: R6) => R7, fn8: (input: R7) => R8, fn9: (input: R8) => R9, fn10: (input: R9) => R10, fn11: (input: R10) => R11, fn12: (input: R11) => R12): (...args: A) => R12; /** * Composes `fn1` through `fn13` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @param fn4 - Applied to the result of `fn3`. * @param fn5 - Applied to the result of `fn4`. * @param fn6 - Applied to the result of `fn5`. * @param fn7 - Applied to the result of `fn6`. * @param fn8 - Applied to the result of `fn7`. * @param fn9 - Applied to the result of `fn8`. * @param fn10 - Applied to the result of `fn9`. * @param fn11 - Applied to the result of `fn10`. * @param fn12 - Applied to the result of `fn11`. * @param fn13 - Applied to the result of `fn12`. * @returns A function with the same parameters as `fn1` that returns the result of `fn13`. */ declare function flow<A extends any[], R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3, fn4: (input: R3) => R4, fn5: (input: R4) => R5, fn6: (input: R5) => R6, fn7: (input: R6) => R7, fn8: (input: R7) => R8, fn9: (input: R8) => R9, fn10: (input: R9) => R10, fn11: (input: R10) => R11, fn12: (input: R11) => R12, fn13: (input: R12) => R13): (...args: A) => R13; /** * Composes `fn1` through `fn14` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @param fn4 - Applied to the result of `fn3`. * @param fn5 - Applied to the result of `fn4`. * @param fn6 - Applied to the result of `fn5`. * @param fn7 - Applied to the result of `fn6`. * @param fn8 - Applied to the result of `fn7`. * @param fn9 - Applied to the result of `fn8`. * @param fn10 - Applied to the result of `fn9`. * @param fn11 - Applied to the result of `fn10`. * @param fn12 - Applied to the result of `fn11`. * @param fn13 - Applied to the result of `fn12`. * @param fn14 - Applied to the result of `fn13`. * @returns A function with the same parameters as `fn1` that returns the result of `fn14`. */ declare function flow<A extends any[], R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3, fn4: (input: R3) => R4, fn5: (input: R4) => R5, fn6: (input: R5) => R6, fn7: (input: R6) => R7, fn8: (input: R7) => R8, fn9: (input: R8) => R9, fn10: (input: R9) => R10, fn11: (input: R10) => R11, fn12: (input: R11) => R12, fn13: (input: R12) => R13, fn14: (input: R13) => R14): (...args: A) => R14; /** * Composes `fn1` through `fn15` left-to-right into a single reusable function. * * @param fn1 - The first function, which may take any number of arguments. * @param fn2 - Applied to the result of `fn1`. * @param fn3 - Applied to the result of `fn2`. * @param fn4 - Applied to the result of `fn3`. * @param fn5 - Applied to the result of `fn4`. * @param fn6 - Applied to the result of `fn5`. * @param fn7 - Applied to the result of `fn6`. * @param fn8 - Applied to the result of `fn7`. * @param fn9 - Applied to the result of `fn8`. * @param fn10 - Applied to the result of `fn9`. * @param fn11 - Applied to the result of `fn10`. * @param fn12 - Applied to the result of `fn11`. * @param fn13 - Applied to the result of `fn12`. * @param fn14 - Applied to the result of `fn13`. * @param fn15 - Applied to the result of `fn14`. * @returns A function with the same parameters as `fn1` that returns the result of `fn15`. */ declare function flow<A extends any[], R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15>(fn1: (...args: A) => R1, fn2: (input: R1) => R2, fn3: (input: R2) => R3, fn4: (input: R3) => R4, fn5: (input: R4) => R5, fn6: (input: R5) => R6, fn7: (input: R6) => R7, fn8: (input: R7) => R8, fn9: (input: R8) => R9, fn10: (input: R9) => R10, fn11: (input: R10) => R11, fn12: (input: R11) => R12, fn13: (input: R12) => R13, fn14: (input: R13) => R14, fn15: (input: R14) => R15): (...args: A) => R15; //#endregion export { flow };