anchor.diff:      inherit lib buildEnv writeShellScriptBin extensionsFromVscodeMarketplace jq;
       vscodeDefault = vscode;
     };
  -in 
  +in
   {
     inherit fetchVsixFromVscodeMarketplace buildVscodeExtension
             buildVscodeMarketplaceExtension extensionFromVscodeMarketplace
  
positive.code:    vscodeDefault = vscode;
    };
  
    
    vscodeExts2nix = import ./vscodeExts2nix.nix {
      inherit lib writeShellScriptBin;
      vscodeDefault = vscode;
  
negative.code:     buildInputs ? [],
      ...
    }:
    stdenv.mkDerivation ((removeAttrs a [ "vscodeExtUniqueId" ]) // {
  
      name = namePrefix + name;
  
  