-module(squirrel@internal@eval_extra).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).

-export([run_all/2, try_fold/3, try_map/2, try_index_map/2]).

-if(?OTP_RELEASE >= 27).
-define(MODULEDOC(Str), -moduledoc(Str)).
-define(DOC(Str), -doc(Str)).
-else.
-define(MODULEDOC(Str), -compile([])).
-define(DOC(Str), -compile([])).
-endif.

?MODULEDOC(false).

-file("src/squirrel/internal/eval_extra.gleam", 20).
?DOC(false).
-spec run_all(list(eval:eval(SIR, SIS, SIT)), SIT) -> list({ok, SIR} |
    {error, SIS}).
run_all(List, Context) ->
    Acc = {[], Context},
    {Results@1, _} = begin
        gleam@list:fold(
            List,
            Acc,
            fun(_use0, Script) ->
                {Results, Context@1} = _use0,
                {Context@2, Result} = eval:step(Script, Context@1),
                {[Result | Results], Context@2}
            end
        )
    end,
    Results@1.

-file("src/squirrel/internal/eval_extra.gleam", 42).
?DOC(false).
-spec try_fold(list(SJP), SJR, fun((SJR, SJP) -> eval:eval(SJR, SJX, SJY))) -> eval:eval(SJR, SJX, SJY).
try_fold(List, Acc, Fun) ->
    case List of
        [] ->
            eval:return(Acc);

        [First | Rest] ->
            eval:'try'(
                Fun(Acc, First),
                fun(Acc@1) -> try_fold(Rest, Acc@1, Fun) end
            )
    end.

-file("src/squirrel/internal/eval_extra.gleam", 7).
?DOC(false).
-spec try_map(list(SID), fun((SID) -> eval:eval(SIF, SMH, SMI))) -> eval:eval(list(SIF), SMH, SMI).
try_map(List, Fun) ->
    _pipe = try_fold(
        List,
        [],
        fun(Acc, Item) ->
            eval:'try'(
                Fun(Item),
                fun(Mapped_item) -> eval:return([Mapped_item | Acc]) end
            )
        end
    ),
    eval:map(_pipe, fun lists:reverse/1).

-file("src/squirrel/internal/eval_extra.gleam", 64).
?DOC(false).
-spec do_try_index_fold(
    integer(),
    list(SKP),
    SKR,
    fun((SKR, SKP, integer()) -> eval:eval(SKR, SKX, SKY))
) -> eval:eval(SKR, SKX, SKY).
do_try_index_fold(Index, List, Acc, Fun) ->
    case List of
        [] ->
            eval:return(Acc);

        [First | Rest] ->
            eval:'try'(
                Fun(Acc, First, Index),
                fun(Acc@1) -> do_try_index_fold(Index + 1, Rest, Acc@1, Fun) end
            )
    end.

-file("src/squirrel/internal/eval_extra.gleam", 56).
?DOC(false).
-spec try_index_fold(
    list(SKC),
    SKE,
    fun((SKE, SKC, integer()) -> eval:eval(SKE, SKF, SKG))
) -> eval:eval(SKE, SKF, SKG).
try_index_fold(List, Acc, Fun) ->
    do_try_index_fold(0, List, Acc, Fun).

-file("src/squirrel/internal/eval_extra.gleam", 31).
?DOC(false).
-spec try_index_map(
    list(SJB),
    fun((SJB, integer()) -> eval:eval(SJD, SNQ, SNR))
) -> eval:eval(list(SJD), SNQ, SNR).
try_index_map(List, Fun) ->
    _pipe = try_index_fold(
        List,
        [],
        fun(Acc, Item, I) ->
            eval:'try'(
                Fun(Item, I),
                fun(Mapped_item) -> eval:return([Mapped_item | Acc]) end
            )
        end
    ),
    eval:map(_pipe, fun lists:reverse/1).