anchor.diff:      glib
       gtk3
       libhandy_0
  +    libsass
       pango
     ];
   
     postPatch = ''
       patchShebangs build-aux/meson_post_install.py
     '';
  -
  -  # Don't use buildRustPackage phases, only use it for rust deps setup
  -  configurePhase = null;
  -  buildPhase = null;
  -  checkPhase = null;
  -  installPhase = null;
   
     meta = with lib; {
       description = "Checks whether the contrast between two colors meet the WCAG requirements";
  
positive.code: , glib
  , gtk3
  , libhandy_0
  , meson
  , ninja
  , pango
  , pkg-config
  , python3
  , rustc
  , rustPlatform
  , wrapGAppsHook
  }:
  
  rustPlatform.buildRustPackage rec {
    pname = "contrast";
    version = "0.0.3";
  
  
negative.code: { stdenv
  , lib
  , fetchFromGitLab
  , cairo
  , dbus
  