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gleam_javascript

0.1.0
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Work with JavaScript types and values in Gleam, including promises!

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gleam_javascript src gleam@javascript.erl
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src/gleam@javascript.erl 

-module(gleam@javascript).

-compile(no_auto_import).



-export([type_of/1, get_symbol/1, dereference/1, set_reference/2, make_reference/1, update_reference/2]).

-export_type([type_of/0, symbol/0, reference_/1]).



-type type_of() :: undefined_type |

    object_type |

    boolean_type |

    number_type |

    big_int_type |

    string_type |

    symbol_type |

    function_type.



-type symbol() :: any().



-type reference_(Value) :: any() | {gleam_phantom, Value}.



-spec type_of(any()) -> type_of().

type_of(A) ->

    '../ffi.mjs':type_of(A).



-spec get_symbol(binary()) -> symbol().

get_symbol(A) ->

    '../ffi.mjs':get_symbol(A).



-spec dereference(reference_(AH)) -> AH.

dereference(A) ->

    '../ffi.mjs':dereference(A).



-spec set_reference(reference_(AJ), AJ) -> AJ.

set_reference(A, B) ->

    '../ffi.mjs':set_reference(A, B).



-spec make_reference(AL) -> reference_(AL).

make_reference(A) ->

    '../ffi.mjs':make_reference(A).



-spec update_reference(reference_(AN), fun((AN) -> AN)) -> AN.

update_reference(Ref, F) ->

    Value = '../ffi.mjs':dereference(Ref),

    '../ffi.mjs':set_reference(Ref, F(Value)),

    Value.