From 18ba2032add32b27212d1f0cb51832448fa8cfcc Mon Sep 17 00:00:00 2001
From: Stenzek <stenzek@gmail.com>
Date: Sun, 25 Feb 2024 18:17:25 +1000
Subject: [PATCH] Error: Add AddPrefix()/AddSuffix()

---
 src/common/error.cpp | 24 +++++++++++++++++++++++-
 src/common/error.h   |  5 +++++
 2 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/src/common/error.cpp b/src/common/error.cpp
index 4f48548ca..32c8e62d3 100644
--- a/src/common/error.cpp
+++ b/src/common/error.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2019-2023 Connor McLaughlin <stenzek@gmail.com>
+// SPDX-FileCopyrightText: 2019-2024 Connor McLaughlin <stenzek@gmail.com>
 // SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0)
 
 #include "error.h"
@@ -232,6 +232,28 @@ Error Error::CreateHResult(long err)
 
 #endif
 
+void Error::AddPrefix(std::string_view prefix)
+{
+  m_description.insert(0, prefix);
+}
+
+void Error::AddSuffix(std::string_view suffix)
+{
+  m_description.append(suffix);
+}
+
+void Error::AddPrefix(Error* errptr, std::string_view prefix)
+{
+  if (errptr)
+    errptr->AddPrefix(prefix);
+}
+
+void Error::AddSuffix(Error* errptr, std::string_view prefix)
+{
+  if (errptr)
+    errptr->AddSuffix(prefix);
+}
+
 Error& Error::operator=(const Error& e) = default;
 
 Error& Error::operator=(Error&& e) = default;
diff --git a/src/common/error.h b/src/common/error.h
index 2d9190451..7a19401af 100644
--- a/src/common/error.h
+++ b/src/common/error.h
@@ -89,6 +89,11 @@ public:
       Error::SetString(errptr, fmt::vformat(fmt, fmt::make_format_args(args...)));
   }
 
+  void AddPrefix(std::string_view prefix);
+  void AddSuffix(std::string_view suffix);
+  static void AddPrefix(Error* errptr, std::string_view prefix);
+  static void AddSuffix(Error* errptr, std::string_view prefix);
+
   Error& operator=(const Error& e);
   Error& operator=(Error&& e);
   bool operator==(const Error& e) const;