Merge pull request package-url#130 from wireapp/mangoiv/nixpkgs-and-hackage

[feat] add nixpkgs and hackage to PackageURL

Author: stevespringett

src/main/java/com/github/packageurl/PackageURL.java

@@ -743,6 +743,8 @@ public static class StandardTypes {
         public static final String NUGET = "nuget";
         public static final String PYPI = "pypi";
         public static final String RPM = "rpm";
+        public static final String NIXPKGS = "nixpkgs";
+        public static final String HACKAGE = "hackage";
     }
 
 }

src/test/java/com/github/packageurl/PackageURLTest.java

@@ -284,6 +284,8 @@ public void testStandardTypes() {
         Assert.assertEquals(PackageURL.StandardTypes.NUGET, "nuget");
         Assert.assertEquals(PackageURL.StandardTypes.PYPI, "pypi");
         Assert.assertEquals(PackageURL.StandardTypes.RPM, "rpm");
+        Assert.assertEquals(PackageURL.StandardTypes.NIXPKGS, "nixpkgs");
+        Assert.assertEquals(PackageURL.StandardTypes.HACKAGE, "hackage");
     }
 
     @Test