refactor(3p/nix): Apply clang-tidy's readability-* fixes r/788

This applies the readability fixes listed here:

https://clang.llvm.org/extra/clang-tidy/checks/list.html

1 files changed, 2 insertions, 2 deletions

diff --git a/third_party/nix/src/libstore/nar-accessor.cc b/third_party/nix/src/libstore/nar-accessor.cc
index ac286374b8bd..3a8d6b884104 100644
--- a/third_party/nix/src/libstore/nar-accessor.cc
+++ b/third_party/nix/src/libstore/nar-accessor.cc
@@ -132,7 +132,7 @@ struct NarAccessor : public FSAccessor {
   }
 
   NarMember* find(const Path& path) {
-    Path canon = path == "" ? "" : canonPath(path);
+    Path canon = path.empty() ? "" : canonPath(path);
     NarMember* current = &root;
     auto end = path.end();
     for (auto it = path.begin(); it != end;) {
@@ -238,7 +238,7 @@ void listNar(JSONPlaceholder& res, ref<FSAccessor> accessor, const Path& path,
       if (st.isExecutable) {
         obj.attr("executable", true);
       }
-      if (st.narOffset) {
+      if (st.narOffset != 0u) {
         obj.attr("narOffset", st.narOffset);
       }
       break;