Commit a128a3f2 authored by adisbladis's avatar adisbladis
Browse files

lib.isConvertibleToString: Statically compute types list

parent eec92ca9

lib/strings.nix

+4 −2
Original line number Diff line number Diff line
@@ -977,9 +977,11 @@ rec { 
     Many types of value are coercible to string this way, including int, float,

     null, bool, list of similarly coercible values.

  */

  isConvertibleWithToString = x:

  isConvertibleWithToString = let

    types = [ "null" "int" "float" "bool" ];

  in x:

    isStringLike x ||

    elem (typeOf x) [ "null" "int" "float" "bool" ] ||

    elem (typeOf x) types ||

    (isList x && lib.all isConvertibleWithToString x);



  /* Check whether a value can be coerced to a string.