anchor.diff:      goPackagePath = "gopkg.in/yaml.v2";
     };
   
  -  yaml-v1 = buildFromGitHub {
  +  yaml_v1 = buildFromGitHub {
       rev = "9f9df34309c04878acc86042b16630b0f696e1de";
       date = "2014-09-24";
       owner = "go-yaml";
  
positive.code:     ];
    };
  
    inf = buildFromGitHub {
      rev = "v0.9.0";
      owner  = "go-inf";
      repo   = "inf";
      sha256 = "0wqf867vifpfa81a1vhazjgfjjhiykqpnkblaxxj6ppyxlzrs3cp";
      goPackagePath = "gopkg.in/inf.v0";
      goPackageAliases = [ "github.com/go-inf/inf" ];
    };
  
    inflect = buildFromGitHub {
  
negative.code:   };
  
    oauth2 = buildFromGitHub {
      rev = "54f42edba4a8f81d48dc8b2287b7c7421e673022";
      date = "2016-08-19";
      owner = "golang";
      repo = "oauth2";
      sha256 = "1slws5kp7fp7c0i92dmc557dyv9g3rachsrnvrr5xz6zxfxny523";
      goPackagePath = "golang.org/x/oauth2";
      goPackageAliases = [ "github.com/golang/oauth2" ];
      propagatedBuildInputs = [
  