From 56c17dc280c32112a9adf2cc69c845aa90d18dc4 Mon Sep 17 00:00:00 2001
From: Matthew Jasper <mjjasper1@gmail.com>
Date: Mon, 28 Aug 2023 10:30:48 +0100
Subject: [PATCH] Add tests for struct literals in if let/while let

---
 tests/ui/parser/struct-literal-in-if.rs        |  5 +++++
 tests/ui/parser/struct-literal-in-if.stderr    | 18 +++++++++++++++++-
 tests/ui/parser/struct-literal-in-while.rs     |  5 +++++
 tests/ui/parser/struct-literal-in-while.stderr | 18 +++++++++++++++++-
 4 files changed, 44 insertions(+), 2 deletions(-)

diff --git a/tests/ui/parser/struct-literal-in-if.rs b/tests/ui/parser/struct-literal-in-if.rs
index 2ce2c8f1899..c4a253c3da2 100644
--- a/tests/ui/parser/struct-literal-in-if.rs
+++ b/tests/ui/parser/struct-literal-in-if.rs
@@ -14,4 +14,9 @@ fn main() {
     }.hi() {
         println!("yo");
     }
+    if let true = Foo { //~ ERROR struct literals are not allowed here
+        x: 3
+    }.hi() {
+        println!("yo");
+    }
 }
diff --git a/tests/ui/parser/struct-literal-in-if.stderr b/tests/ui/parser/struct-literal-in-if.stderr
index b5a9864bbc4..8b72469fcf5 100644
--- a/tests/ui/parser/struct-literal-in-if.stderr
+++ b/tests/ui/parser/struct-literal-in-if.stderr
@@ -14,5 +14,21 @@ LL |         x: 3
 LL ~     }).hi() {
    |
 
-error: aborting due to previous error
+error: struct literals are not allowed here
+  --> $DIR/struct-literal-in-if.rs:17:19
+   |
+LL |       if let true = Foo {
+   |  ___________________^
+LL | |         x: 3
+LL | |     }.hi() {
+   | |_____^
+   |
+help: surround the struct literal with parentheses
+   |
+LL ~     if let true = (Foo {
+LL |         x: 3
+LL ~     }).hi() {
+   |
+
+error: aborting due to 2 previous errors
 
diff --git a/tests/ui/parser/struct-literal-in-while.rs b/tests/ui/parser/struct-literal-in-while.rs
index 5000ce85b7f..86931f7888d 100644
--- a/tests/ui/parser/struct-literal-in-while.rs
+++ b/tests/ui/parser/struct-literal-in-while.rs
@@ -14,4 +14,9 @@ fn main() {
     }.hi() {
         println!("yo");
     }
+    while let true = Foo { //~ ERROR struct literals are not allowed here
+        x: 3
+    }.hi() {
+        println!("yo");
+    }
 }
diff --git a/tests/ui/parser/struct-literal-in-while.stderr b/tests/ui/parser/struct-literal-in-while.stderr
index 17e9277e074..13d003608a1 100644
--- a/tests/ui/parser/struct-literal-in-while.stderr
+++ b/tests/ui/parser/struct-literal-in-while.stderr
@@ -14,5 +14,21 @@ LL |         x: 3
 LL ~     }).hi() {
    |
 
-error: aborting due to previous error
+error: struct literals are not allowed here
+  --> $DIR/struct-literal-in-while.rs:17:22
+   |
+LL |       while let true = Foo {
+   |  ______________________^
+LL | |         x: 3
+LL | |     }.hi() {
+   | |_____^
+   |
+help: surround the struct literal with parentheses
+   |
+LL ~     while let true = (Foo {
+LL |         x: 3
+LL ~     }).hi() {
+   |
+
+error: aborting due to 2 previous errors