refactor: Use util::{read_fd,read_file,write_file} functions

1 files changed, 5 insertions, 8 deletions

diff --git a/src/Hash.hpp b/src/Hash.hpp
index 269026e3..3e8d5573 100644
--- a/src/Hash.hpp
+++ b/src/Hash.hpp
@@ -21,6 +21,7 @@
 #include "Digest.hpp"
 
 #include "third_party/blake3/blake3.h"
+#include <third_party/nonstd/expected.hpp>
 
 #include <cstdint>
 #include <cstdio>
@@ -80,21 +81,17 @@ public:
   // text input file followed by a newline.
   Hash& hash(int64_t x);
 
-  // Add contents read from an open file descriptor to the hash.
+  // Add file contents to the hash.
   //
   // If hash debugging is enabled, the data is written verbatim to the text
   // input file.
-  //
-  // Returns true on success, otherwise false.
-  bool hash_fd(int fd);
+  nonstd::expected<void, std::string> hash_file(const std::string& path);
 
-  // Add file contents to the hash.
+  // Add contents read from an open file descriptor to the hash.
   //
   // If hash debugging is enabled, the data is written verbatim to the text
   // input file.
-  //
-  // Returns true on success, otherwise false.
-  bool hash_file(const std::string& path);
+  nonstd::expected<void, std::string> hash_fd(int fd);
 
   // Add `text` to the text debug file.
   void add_debug_text(std::string_view text);