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gleam_erlang

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Types and functions for programs running on Erlang!

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gleam_erlang src gleam@erlang.erl
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src/gleam@erlang.erl 

-module(gleam@erlang).

-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function]).



-export([format/1, term_to_binary/1, get_line/1, system_time/1, erlang_timestamp/0, rescue/1, binary_to_term/1, unsafe_binary_to_term/1, start_arguments/0, ensure_all_started/1, make_reference/0, priv_directory/1]).

-export_type([safe/0, get_line_error/0, time_unit/0, crash/0, ensure_all_started_error/0, reference_/0]).



-type safe() :: safe.



-type get_line_error() :: eof | no_data.



-type time_unit() :: second | millisecond | microsecond | nanosecond.



-type crash() :: {exited, gleam@dynamic:dynamic_()} |

    {thrown, gleam@dynamic:dynamic_()} |

    {errored, gleam@dynamic:dynamic_()}.



-type ensure_all_started_error() :: {unknown_application,

        gleam@erlang@atom:atom_()} |

    {application_failed_to_start,

        gleam@erlang@atom:atom_(),

        gleam@dynamic:dynamic_()}.



-type reference_() :: any().



-spec format(any()) -> binary().

format(Term) ->

    unicode:characters_to_binary(io_lib:format(<<"~p"/utf8>>, [Term])).



-spec term_to_binary(any()) -> bitstring().

term_to_binary(A) ->

    erlang:term_to_binary(A).



-spec get_line(binary()) -> {ok, binary()} | {error, get_line_error()}.

get_line(Prompt) ->

    gleam_erlang_ffi:get_line(Prompt).



-spec system_time(time_unit()) -> integer().

system_time(A) ->

    os:system_time(A).



-spec erlang_timestamp() -> {integer(), integer(), integer()}.

erlang_timestamp() ->

    os:timestamp().



-spec rescue(fun(() -> FHR)) -> {ok, FHR} | {error, crash()}.

rescue(A) ->

    gleam_erlang_ffi:rescue(A).



-spec binary_to_term(bitstring()) -> {ok, gleam@dynamic:dynamic_()} |

    {error, nil}.

binary_to_term(Binary) ->

    case gleam_erlang_ffi:rescue(

        fun() -> erlang:binary_to_term(Binary, [safe]) end

    ) of

        {ok, Term} ->

            {ok, Term};



        {error, _} ->

            {error, nil}

    end.



-spec unsafe_binary_to_term(bitstring()) -> {ok, gleam@dynamic:dynamic_()} |

    {error, nil}.

unsafe_binary_to_term(Binary) ->

    case gleam_erlang_ffi:rescue(fun() -> erlang:binary_to_term(Binary, []) end) of

        {ok, Term} ->

            {ok, Term};



        {error, _} ->

            {error, nil}

    end.



-spec start_arguments() -> list(binary()).

start_arguments() ->

    _pipe = init:get_plain_arguments(),

    gleam@list:map(_pipe, fun unicode:characters_to_binary/1).



-spec ensure_all_started(gleam@erlang@atom:atom_()) -> {ok,

        list(gleam@erlang@atom:atom_())} |

    {error, ensure_all_started_error()}.

ensure_all_started(Application) ->

    gleam_erlang_ffi:ensure_all_started(Application).



-spec make_reference() -> reference_().

make_reference() ->

    erlang:make_ref().



-spec priv_directory(binary()) -> {ok, binary()} | {error, nil}.

priv_directory(Name) ->

    gleam_erlang_ffi:priv_directory(Name).