pkgs/development/compilers: stdenv.lib -> lib

pkgs/development/compilers/rust/clippy.nix

@@ -10,7 +10,7 @@ rustPlatform.buildRustPackage {
   # changes hash of vendor directory otherwise
   dontUpdateAutotoolsGnuConfigScripts = true;
 
-  buildInputs = [ rustc rustc.llvm ] ++ stdenv.lib.optionals stdenv.isDarwin [ Security ];
+  buildInputs = [ rustc rustc.llvm ] ++ lib.optionals stdenv.isDarwin [ Security ];
 
   # fixes: error: the option `Z` is only accepted on the nightly compiler
   RUSTC_BOOTSTRAP = 1;
@@ -20,11 +20,11 @@ rustPlatform.buildRustPackage {
   #   (/private/tmp/nix-build-clippy-1.36.0.drv-0/rustc-1.36.0-src/src/librustc_llvm)
   doCheck = false;
 
-  preFixup = stdenv.lib.optionalString stdenv.isDarwin ''
+  preFixup = lib.optionalString stdenv.isDarwin ''
     install_name_tool -add_rpath "${rustc}/lib" $out/bin/clippy-driver
   '';
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     homepage = "https://rust-lang.github.io/rust-clippy/";
     description = "A bunch of lints to catch common mistakes and improve your Rust code";
     maintainers = with maintainers; [ basvandijk ];