diff --git a/Sources/FirebaseAuth/FirebaseAuthError.swift b/Sources/FirebaseAuth/FirebaseAuthError.swift
index 58e3611..e0f36a0 100644
--- a/Sources/FirebaseAuth/FirebaseAuthError.swift
+++ b/Sources/FirebaseAuth/FirebaseAuthError.swift
@@ -149,3 +149,8 @@ extension AuthErrorCode {
     self.init(rawValue: code.rawValue)
   }
 }
+
+public func ~= (code: AuthErrorCode.Code, error: any Error) -> Bool {
+  guard let error = error as? AuthErrorCode else { return false }
+  return error.code == code
+}
diff --git a/Sources/FirebaseFirestore/FirestoreErrorCode.swift b/Sources/FirebaseFirestore/FirestoreErrorCode.swift
index 78b1ce7..e8eafe2 100644
--- a/Sources/FirebaseFirestore/FirestoreErrorCode.swift
+++ b/Sources/FirebaseFirestore/FirestoreErrorCode.swift
@@ -79,3 +79,8 @@ extension FirestoreErrorCode {
     self.init(rawValue: code.rawValue)
   }
 }
+
+public func ~= (code: FirestoreErrorCode.Code, error: any Error) -> Bool {
+  guard let error = error as? FirestoreErrorCode else { return false }
+  return error.code == code
+}