From a569bf8d99cb53f47584a67401f5a785ff1f7d53 Mon Sep 17 00:00:00 2001
From: Charles Hall <charles@computer.surgery>
Date: Tue, 14 May 2024 19:47:55 -0700
Subject: [PATCH] enable `zero_sized_map_values` lint

---
 Cargo.toml    | 1 +
 src/config.rs | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/Cargo.toml b/Cargo.toml
index 4e0d51d4..9509250c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -96,6 +96,7 @@ used_underscore_binding = "warn"
 verbose_file_reads = "warn"
 wildcard_dependencies = "warn"
 wildcard_imports = "warn"
+zero_sized_map_values = "warn"
 
 [package]
 name = "grapevine"
diff --git a/src/config.rs b/src/config.rs
index 8e512a49..ee861693 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -80,6 +80,8 @@ pub(crate) struct Config {
     pub(crate) emergency_password: Option<String>,
 
     #[serde(flatten)]
+    // This has special meaning to `serde`
+    #[allow(clippy::zero_sized_map_values)]
     pub(crate) catchall: BTreeMap<String, IgnoredAny>,
 }