From ea9ac1c4831d14118372ce7e1dcebd142c74e7f3 Mon Sep 17 00:00:00 2001
From: Thomas Van Lenten <thomasvl@google.com>
Date: Wed, 17 Jan 2024 09:52:10 -0500
Subject: [PATCH] Expose the error to the `os(WASI)` build.

This should let `AsyncMessageSequency.swift` build.
---
 Sources/SwiftProtobuf/BinaryDelimited.swift | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Sources/SwiftProtobuf/BinaryDelimited.swift b/Sources/SwiftProtobuf/BinaryDelimited.swift
index 3edbae447..a529e6d75 100644
--- a/Sources/SwiftProtobuf/BinaryDelimited.swift
+++ b/Sources/SwiftProtobuf/BinaryDelimited.swift
@@ -14,6 +14,7 @@
 
 #if !os(WASI)
 import Foundation
+#endif
 
 /// Helper methods for reading/writing messages with a length prefix.
 public enum BinaryDelimited {
@@ -47,6 +48,7 @@ public enum BinaryDelimited {
     case noBytesAvailable
   }
 
+#if !os(WASI)
   /// Serialize a single size-delimited message to the given stream. Delimited
   /// format allows a single file or stream to contain multiple messages,
   /// whereas normally writing multiple non-delimited messages to the same
@@ -222,8 +224,10 @@ public enum BinaryDelimited {
                       partial: partial,
                       options: options)
   }
+#endif  // !os(WASI)
 }
 
+#if !os(WASI)
 // TODO: This should go away when encoding/decoding are more stream based
 // as that should provide a more direct way to do this. This is basically
 // a rewrite of BinaryDecoder.decodeVarint().
@@ -268,4 +272,4 @@ internal func decodeVarint(_ stream: InputStream) throws -> UInt64 {
     }
   }
 }
-#endif
+#endif  // !os(WASI)