toHexString

lib.trivial.toHexString

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Convert the given positive integer to a string of its hexadecimal representation. For example:

toHexString 0 => "0"

toHexString 16 => "10"

toHexString 250 => "FA"

Noogle detected

Aliases

lib.toHexString

Implementation

The following is the current implementation of this function.

toHexString =
    let
      hexDigits = {
        "10" = "A";
        "11" = "B";
        "12" = "C";
        "13" = "D";
        "14" = "E";
        "15" = "F";
      };
      toHexDigit = d: if d < 10 then toString d else hexDigits.${toString d};
    in
    i: lib.concatMapStrings toHexDigit (toBaseDigits 16 i);