From 8a7b554d10cc8aa1554ff73e494a63ed33e81432 Mon Sep 17 00:00:00 2001
From: Austin Bonander <austin@launchbadge.com>
Date: Fri, 15 Apr 2022 11:59:15 -0700
Subject: [PATCH] Revert "Derive PgHasArrayType for transparent sqlx types
 (#1748)"

This reverts commit f5392151
---
 sqlx-macros/src/derives/type.rs | 17 +----------------
 tests/postgres/derives.rs       | 14 --------------
 2 files changed, 1 insertion(+), 30 deletions(-)

diff --git a/sqlx-macros/src/derives/type.rs b/sqlx-macros/src/derives/type.rs
index 065a5be4..b1874142 100644
--- a/sqlx-macros/src/derives/type.rs
+++ b/sqlx-macros/src/derives/type.rs
@@ -60,8 +60,6 @@ fn expand_derive_has_sql_type_transparent(
 
     if attr.transparent {
         let mut generics = generics.clone();
-        let mut array_generics = generics.clone();
-
         generics
             .params
             .insert(0, parse_quote!(DB: ::sqlx::Database));
@@ -69,13 +67,8 @@ fn expand_derive_has_sql_type_transparent(
             .make_where_clause()
             .predicates
             .push(parse_quote!(#ty: ::sqlx::Type<DB>));
-        let (impl_generics, _, where_clause) = generics.split_for_impl();
 
-        array_generics
-            .make_where_clause()
-            .predicates
-            .push(parse_quote!(#ty: ::sqlx::postgres::PgHasArrayType));
-        let (array_impl_generics, _, array_where_clause) = array_generics.split_for_impl();
+        let (impl_generics, _, where_clause) = generics.split_for_impl();
 
         return Ok(quote!(
             #[automatically_derived]
@@ -88,14 +81,6 @@ fn expand_derive_has_sql_type_transparent(
                     <#ty as ::sqlx::Type<DB>>::compatible(ty)
                 }
             }
-            #[automatically_derived]
-            #[cfg(feature = "postgres")]
-            impl #array_impl_generics ::sqlx::postgres::PgHasArrayType for #ident #ty_generics
-            #array_where_clause {
-                fn array_type_info() -> ::sqlx::postgres::PgTypeInfo {
-                    <#ty as ::sqlx::postgres::PgHasArrayType>::array_type_info()
-                }
-            }
         ));
     }
 
diff --git a/tests/postgres/derives.rs b/tests/postgres/derives.rs
index 23ac4187..8abdf5c7 100644
--- a/tests/postgres/derives.rs
+++ b/tests/postgres/derives.rs
@@ -10,20 +10,6 @@ use std::ops::Bound;
 #[sqlx(transparent)]
 struct Transparent(i32);
 
-#[sqlx_macros::test]
-async fn test_transparent_slice_to_array() -> anyhow::Result<()> {
-    let mut conn = new::<Postgres>().await?;
-
-    let values = vec![Transparent(1), Transparent(2), Transparent(3)];
-
-    sqlx::query("SELECT 2 = ANY($1);")
-        .bind(&values)
-        .fetch_one(&mut conn)
-        .await?;
-
-    Ok(())
-}
-
 // "Weak" enums map to an integer type indicated by #[repr]
 #[derive(PartialEq, Copy, Clone, Debug, sqlx::Type)]
 #[repr(i32)]