From f0112850fa94b9c6e3d713403936c68636b3a918 Mon Sep 17 00:00:00 2001
From: Kitaiti Makoto <KitaitiMakoto@gmail.com>
Date: Sun, 13 Feb 2022 01:15:23 +0900
Subject: [PATCH] Implement OneOrMany<&AnyString>::as_as_str()

---
 plume-common/src/activity_pub/mod.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/plume-common/src/activity_pub/mod.rs b/plume-common/src/activity_pub/mod.rs
index fc9098b2..f4e681ef 100644
--- a/plume-common/src/activity_pub/mod.rs
+++ b/plume-common/src/activity_pub/mod.rs
@@ -435,6 +435,15 @@ impl AsAsStr for &AnyString {
     }
 }
 
+impl AsAsStr for OneOrMany<&AnyString> {
+    fn as_as_str(&self) -> Option<&str> {
+        self.as_one().and_then(|prop| prop.as_as_str()).or_else(|| {
+            self.as_many()
+                .and_then(|props| props.iter().next().and_then(|prop| prop.as_as_str()))
+        })
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;