From 8a5ed1e1d3a838b74177d57e64eb4c54789e1c62 Mon Sep 17 00:00:00 2001
From: Henk Oordt <hd@oordt.dev>
Date: Mon, 28 Oct 2024 12:56:41 +0100
Subject: [PATCH] Merge paths if they already are added to the paths map
 (#1171)

---
 utoipa-axum/CHANGELOG.md  |  4 ++++
 utoipa-axum/src/router.rs | 11 +++++++++--
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/utoipa-axum/CHANGELOG.md b/utoipa-axum/CHANGELOG.md
index 6f28c305..609c096b 100644
--- a/utoipa-axum/CHANGELOG.md
+++ b/utoipa-axum/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog - utoipa-axum
 
+## Unreleased
+
+* Merge paths if they already are added to the paths map in utoipa-axum (https://github.com/juhaku/utoipa/pull/1171)
+
 ## 0.1.1 - Oct 16 2024
 
 ### Changed
diff --git a/utoipa-axum/src/router.rs b/utoipa-axum/src/router.rs
index ad3a5069..31533e0a 100644
--- a/utoipa-axum/src/router.rs
+++ b/utoipa-axum/src/router.rs
@@ -253,8 +253,15 @@ where
             })
         };
 
-        // add current paths to the OpenApi
-        self.1.paths.paths.extend(paths.paths.clone());
+        // add or merge current paths to the OpenApi
+        for (path, item) in paths.paths {
+            if let Some(it) = self.1.paths.paths.get_mut(&path) {
+                it.merge_operations(item);
+            } else {
+                self.1.paths.paths.insert(path, item);
+            }
+        }
+
         let components = self
             .1
             .components