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gleam_bson

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bson encoder and decoder for gleam

Retired package: Renamed - Republished as bison
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gleam_bson src bson binary.gleam
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src/bson/binary.gleam 

import gleam/bit_string



external fn bit_size(BitString) -> Int =

  "erlang" "bit_size"



pub opaque type Binary {

  Generic(BitString)

}



pub fn to_string(binary: Binary) -> Result(String, Nil) {

  case binary {

    Generic(data) -> bit_string.to_string(data)

  }

}



pub fn to_bit_string(binary: Binary) -> BitString {

  case binary {

    Generic(data) -> data

  }

}



pub fn from_string(data: String) -> Binary {

  Generic(bit_string.from_string(data))

}



pub fn from_bit_string(data: BitString) -> Result(Binary, Nil) {

  case bit_size(data) % 8 {

    0 -> Ok(Generic(data))

    _ -> Error(Nil)

  }

}