chore: suppress clippy::ignored_unit_patterns in generated match expressions

src/lib.rs

@@ -410,6 +410,8 @@ fn gen_result_label_block(
             let __input_string = format!(#input_format);
             #[allow(unknown_lints)]
             let __ret_value = async { #block }.await;
+            #[allow(unknown_lints)]
+            #[allow(clippy::ignored_unit_patterns)]
             match __ret_value {
                 #ok_arm
                 #err_arm
@@ -435,6 +437,8 @@ fn gen_result_label_block(
             #[allow(clippy::redundant_closure_call)]
             #[allow(clippy::let_unit_value)]
             let __ret_value = (move || #block)();
+            #[allow(unknown_lints)]
+            #[allow(clippy::ignored_unit_patterns)]
             match __ret_value {
                 #ok_arm
                 #err_arm
@@ -489,6 +493,8 @@ fn gen_option_label_block(
             let __input_string = format!(#input_format);
             #[allow(unknown_lints)]
             let __ret_value = async { #block }.await;
+            #[allow(unknown_lints)]
+            #[allow(clippy::ignored_unit_patterns)]
             match __ret_value {
                 #some_arm
                 #none_arm
@@ -514,6 +520,8 @@ fn gen_option_label_block(
             #[allow(clippy::redundant_closure_call)]
             #[allow(clippy::let_unit_value)]
             let __ret_value = (move || #block)();
+            #[allow(unknown_lints)]
+            #[allow(clippy::ignored_unit_patterns)]
             match __ret_value {
                 #some_arm
                 #none_arm

tests/ui/ok/unit-type-option.rs

@@ -0,0 +1,32 @@
+// Test for issue: logcall should not trigger clippy::ignored_unit_patterns warning
+// for Option<()> return types
+
+#![warn(clippy::pedantic)]
+
+#[logcall::logcall(some = "debug", none = "info")]
+pub async fn maybe() -> Option<()> {
+    Some(())
+}
+
+#[logcall::logcall(some = "info")]
+pub async fn some_only() -> Option<()> {
+    Some(())
+}
+
+#[logcall::logcall(none = "info")]
+pub async fn none_only() -> Option<()> {
+    None
+}
+
+#[logcall::logcall(some = "debug", none = "info")]
+pub fn sync_maybe() -> Option<()> {
+    Some(())
+}
+
+#[tokio::main]
+async fn main() {
+    let _ = maybe().await;
+    let _ = some_only().await;
+    let _ = none_only().await;
+    let _ = sync_maybe();
+}

tests/ui/ok/unit-type-result.rs

@@ -0,0 +1,32 @@
+// Test for issue: logcall should not trigger clippy::ignored_unit_patterns warning
+// for Result<(), E> return types
+
+#![warn(clippy::pedantic)]
+
+#[logcall::logcall(ok = "debug", err = "error")]
+pub async fn start() -> Result<(), String> {
+    Ok(())
+}
+
+#[logcall::logcall(ok = "info")]
+pub async fn ok_only() -> Result<(), String> {
+    Ok(())
+}
+
+#[logcall::logcall(err = "error")]
+pub async fn err_only() -> Result<(), String> {
+    Ok(())
+}
+
+#[logcall::logcall(ok = "debug", err = "error")]
+pub fn sync_start() -> Result<(), String> {
+    Ok(())
+}
+
+#[tokio::main]
+async fn main() {
+    let _ = start().await;
+    let _ = ok_only().await;
+    let _ = err_only().await;
+    let _ = sync_start();
+}