From d784b823be28532aadd77af5c983b6ba18cf33d8 Mon Sep 17 00:00:00 2001
From: Etan Kissling <etan@status.im>
Date: Sat, 19 Aug 2023 18:31:42 +0200
Subject: [PATCH] add `{.raises.}` annotation to `writeValue` (#88)

Tag `writeValue` override with `{.raises: [IOError].}`.
---
 confutils/winreg/writer.nim | 2 +-
 tests/test_winreg.nim       | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/confutils/winreg/writer.nim b/confutils/winreg/writer.nim
index 5c431d1..b21f833 100644
--- a/confutils/winreg/writer.nim
+++ b/confutils/winreg/writer.nim
@@ -14,7 +14,7 @@ proc init*(T: type WinregWriter,
   result.hKey = hKey
   result.path = path
 
-proc writeValue*(w: var WinregWriter, value: auto) =
+proc writeValue*(w: var WinregWriter, value: auto) {.raises: [IOError].} =
   mixin enumInstanceSerializedFields, writeValue, writeFieldIMPL
   # TODO: reduce allocation
 
diff --git a/tests/test_winreg.nim b/tests/test_winreg.nim
index 8778cc2..4d39998 100644
--- a/tests/test_winreg.nim
+++ b/tests/test_winreg.nim
@@ -47,7 +47,8 @@ type
 proc readValue(r: var WinregReader, value: var ValidIpAddress) =
   r.readValue(value.value)
 
-proc writeValue(w: var WinregWriter, value: ValidIpAddress) =
+proc writeValue(
+    w: var WinregWriter, value: ValidIpAddress) {.raises: [IOError].} =
   w.writeValue(value.value)
 
 suite "optional fields test suite":