From b2f51059cc034f03c70df28a5597a591ed3e5c5d Mon Sep 17 00:00:00 2001
From: Maksim Denisov <denisov.maksim@huawei.com>
Date: Wed, 17 Jul 2024 12:57:28 +0200
Subject: Create Hasher using a static function

---
 src/buildtool/crypto/hash_function.hpp | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

(limited to 'src/buildtool/crypto/hash_function.hpp')

diff --git a/src/buildtool/crypto/hash_function.hpp b/src/buildtool/crypto/hash_function.hpp
index c73458eb..99a15cdb 100644
--- a/src/buildtool/crypto/hash_function.hpp
+++ b/src/buildtool/crypto/hash_function.hpp
@@ -69,13 +69,17 @@ class HashFunction {
 
     /// \brief Obtain incremental hasher for computing plain hashes.
     [[nodiscard]] auto MakeHasher() const noexcept -> Hasher {
+        std::optional<Hasher> hasher;
         switch (type_) {
             case JustHash::Native:
-                return Hasher{Hasher::HashType::SHA1};
+                hasher = Hasher::Create(Hasher::HashType::SHA1);
+                break;
             case JustHash::Compatible:
-                return Hasher{Hasher::HashType::SHA256};
+                hasher = Hasher::Create(Hasher::HashType::SHA256);
+                break;
         }
-        Ensures(false);  // unreachable
+        Ensures(hasher.has_value());
+        return *std::move(hasher);
     }
 
   private:
-- 
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