From 515660fa9113bf14500bbc2777c1ed0efb1e4c28 Mon Sep 17 00:00:00 2001
From: Yuri Astrakhan <YuriAstrakhan@gmail.com>
Date: Sat, 4 Nov 2023 23:06:39 -0400
Subject: [PATCH] Prevent warnings running `cargo build`

When none of the features is enabled (default features), prevent compiler warnings.
---
 sqlx-macros-core/src/database/mod.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sqlx-macros-core/src/database/mod.rs b/sqlx-macros-core/src/database/mod.rs
index 09ac2c5f75..c4fe696700 100644
--- a/sqlx-macros-core/src/database/mod.rs
+++ b/sqlx-macros-core/src/database/mod.rs
@@ -74,6 +74,7 @@ impl<DB: DatabaseExt> CachingDescribeBlocking<DB> {
     }
 }
 
+#[cfg(any(feature = "postgres", feature = "mysql", feature = "sqlite"))]
 macro_rules! impl_database_ext {
     (
         $database:path {
@@ -126,6 +127,7 @@ macro_rules! impl_database_ext {
     }
 }
 
+#[cfg(any(feature = "postgres", feature = "mysql", feature = "sqlite"))]
 macro_rules! impl_describe_blocking {
     ($database:path $(,)?) => {
         fn describe_blocking(
@@ -150,6 +152,7 @@ macro_rules! impl_describe_blocking {
     };
 }
 
+#[cfg(any(feature = "postgres", feature = "mysql", feature = "sqlite"))]
 macro_rules! input_ty {
     ($ty:ty, $input:ty) => {
         stringify!($input)