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gleam_stdlib

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A standard library for the Gleam programming language

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gleam_stdlib src gleam@function.erl
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src/gleam@function.erl 

-module(gleam@function).

-compile([no_auto_import, nowarn_unused_vars]).



-export([compose/2, curry2/1, curry3/1, curry4/1, curry5/1, curry6/1, flip/1, identity/1, constant/1, tap/2, apply1/2, apply2/3, apply3/4]).



-spec compose(fun((EUC) -> EUD), fun((EUD) -> EUE)) -> fun((EUC) -> EUE).

compose(Fun1, Fun2) ->

    fun(A) -> Fun2(Fun1(A)) end.



-spec curry2(fun((EUF, EUG) -> EUH)) -> fun((EUF) -> fun((EUG) -> EUH)).

curry2(Fun) ->

    fun(A) -> fun(B) -> Fun(A, B) end end.



-spec curry3(fun((EUJ, EUK, EUL) -> EUM)) -> fun((EUJ) -> fun((EUK) -> fun((EUL) -> EUM))).

curry3(Fun) ->

    fun(A) -> fun(B) -> fun(C) -> Fun(A, B, C) end end end.



-spec curry4(fun((EUO, EUP, EUQ, EUR) -> EUS)) -> fun((EUO) -> fun((EUP) -> fun((EUQ) -> fun((EUR) -> EUS)))).

curry4(Fun) ->

    fun(A) -> fun(B) -> fun(C) -> fun(D) -> Fun(A, B, C, D) end end end end.



-spec curry5(fun((EUU, EUV, EUW, EUX, EUY) -> EUZ)) -> fun((EUU) -> fun((EUV) -> fun((EUW) -> fun((EUX) -> fun((EUY) -> EUZ))))).

curry5(Fun) ->

    fun(A) ->

        fun(B) ->

            fun(C) -> fun(D) -> fun(E) -> Fun(A, B, C, D, E) end end end

        end

    end.



-spec curry6(fun((EVB, EVC, EVD, EVE, EVF, EVG) -> EVH)) -> fun((EVB) -> fun((EVC) -> fun((EVD) -> fun((EVE) -> fun((EVF) -> fun((EVG) -> EVH)))))).

curry6(Fun) ->

    fun(A) ->

        fun(B) ->

            fun(C) ->

                fun(D) -> fun(E) -> fun(F) -> Fun(A, B, C, D, E, F) end end end

            end

        end

    end.



-spec flip(fun((EVJ, EVK) -> EVL)) -> fun((EVK, EVJ) -> EVL).

flip(Fun) ->

    fun(B, A) -> Fun(A, B) end.



-spec identity(EVM) -> EVM.

identity(X) ->

    X.



-spec constant(EVN) -> fun((any()) -> EVN).

constant(Value) ->

    fun(_) -> Value end.



-spec tap(EVP, fun((EVP) -> any())) -> EVP.

tap(Arg, Effect) ->

    Effect(Arg),

    Arg.



-spec apply1(fun((EVR) -> EVS), EVR) -> EVS.

apply1(Fun, Arg1) ->

    Fun(Arg1).



-spec apply2(fun((EVT, EVU) -> EVV), EVT, EVU) -> EVV.

apply2(Fun, Arg1, Arg2) ->

    Fun(Arg1, Arg2).



-spec apply3(fun((EVW, EVX, EVY) -> EVZ), EVW, EVX, EVY) -> EVZ.

apply3(Fun, Arg1, Arg2, Arg3) ->

    Fun(Arg1, Arg2, Arg3).