anchor.diff:      };
     };
   
  -  composer = pkgs.stdenv.mkDerivation rec {
  +  composer = mkDerivation rec {
       version = "1.8.5";
  -    pname = "php-composer";
  +    pname = "composer";
   
       src = pkgs.fetchurl {
         url = "https://getcomposer.org/download/${version}/composer.phar";
  
positive.code:     };
    };
  
    psysh = pkgs.stdenv.mkDerivation rec {
      version = "0.9.9";
      pname = "php-psysh";
  
      src = pkgs.fetchurl {
        url = "https://github.com/bobthecow/psysh/releases/download/v${version}/psysh-v${version}.tar.gz";
  
negative.code:     sha256 = "0ja74k2lmxwhhvp9y9kc7khijd7s2dqma5x8ghbhx9ajkn0wg8iq";
    };
  
    box = mkDerivation rec {
      version = "2.7.5";
      pname = "box";
  
      src = pkgs.fetchurl {
        url = "https://github.com/box-project/box2/releases/download/${version}/box-${version}.phar";
  