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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((EKO) -> EKP), fun((EKP) -> EKQ)) -> fun((EKO) -> EKQ).

compose(Fun1, Fun2) ->

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



-spec curry2(fun((EKR, EKS) -> EKT)) -> fun((EKR) -> fun((EKS) -> EKT)).

curry2(Fun) ->

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



-spec curry3(fun((EKV, EKW, EKX) -> EKY)) -> fun((EKV) -> fun((EKW) -> fun((EKX) -> EKY))).

curry3(Fun) ->

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



-spec curry4(fun((ELA, ELB, ELC, ELD) -> ELE)) -> fun((ELA) -> fun((ELB) -> fun((ELC) -> fun((ELD) -> ELE)))).

curry4(Fun) ->

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



-spec curry5(fun((ELG, ELH, ELI, ELJ, ELK) -> ELL)) -> fun((ELG) -> fun((ELH) -> fun((ELI) -> fun((ELJ) -> fun((ELK) -> ELL))))).

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((ELN, ELO, ELP, ELQ, ELR, ELS) -> ELT)) -> fun((ELN) -> fun((ELO) -> fun((ELP) -> fun((ELQ) -> fun((ELR) -> fun((ELS) -> ELT)))))).

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((ELV, ELW) -> ELX)) -> fun((ELW, ELV) -> ELX).

flip(Fun) ->

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



-spec identity(ELY) -> ELY.

identity(X) ->

    X.



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

constant(Value) ->

    fun(_) -> Value end.



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

tap(Arg, Effect) ->

    Effect(Arg),

    Arg.



-spec apply1(fun((EMD) -> EME), EMD) -> EME.

apply1(Fun, Arg1) ->

    Fun(Arg1).



-spec apply2(fun((EMF, EMG) -> EMH), EMF, EMG) -> EMH.

apply2(Fun, Arg1, Arg2) ->

    Fun(Arg1, Arg2).



-spec apply3(fun((EMI, EMJ, EMK) -> EML), EMI, EMJ, EMK) -> EML.

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

    Fun(Arg1, Arg2, Arg3).