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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((EMP) -> EMQ), fun((EMQ) -> EMR)) -> fun((EMP) -> EMR).

compose(Fun1, Fun2) ->

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



-spec curry2(fun((EMS, EMT) -> EMU)) -> fun((EMS) -> fun((EMT) -> EMU)).

curry2(Fun) ->

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



-spec curry3(fun((EMW, EMX, EMY) -> EMZ)) -> fun((EMW) -> fun((EMX) -> fun((EMY) -> EMZ))).

curry3(Fun) ->

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



-spec curry4(fun((ENB, ENC, END, ENE) -> ENF)) -> fun((ENB) -> fun((ENC) -> fun((END) -> fun((ENE) -> ENF)))).

curry4(Fun) ->

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



-spec curry5(fun((ENH, ENI, ENJ, ENK, ENL) -> ENM)) -> fun((ENH) -> fun((ENI) -> fun((ENJ) -> fun((ENK) -> fun((ENL) -> ENM))))).

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((ENO, ENP, ENQ, ENR, ENS, ENT) -> ENU)) -> fun((ENO) -> fun((ENP) -> fun((ENQ) -> fun((ENR) -> fun((ENS) -> fun((ENT) -> ENU)))))).

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((ENW, ENX) -> ENY)) -> fun((ENX, ENW) -> ENY).

flip(Fun) ->

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



-spec identity(ENZ) -> ENZ.

identity(X) ->

    X.



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

constant(Value) ->

    fun(_) -> Value end.



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

tap(Arg, Effect) ->

    Effect(Arg),

    Arg.



-spec apply1(fun((EOE) -> EOF), EOE) -> EOF.

apply1(Fun, Arg1) ->

    Fun(Arg1).



-spec apply2(fun((EOG, EOH) -> EOI), EOG, EOH) -> EOI.

apply2(Fun, Arg1, Arg2) ->

    Fun(Arg1, Arg2).



-spec apply3(fun((EOJ, EOK, EOL) -> EOM), EOJ, EOK, EOL) -> EOM.

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

    Fun(Arg1, Arg2, Arg3).