summaryrefslogtreecommitdiffstats
path: root/src/test/ui/confuse-field-and-method/issue-2392.rs
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/test/ui/confuse-field-and-method/issue-2392.rs69
1 files changed, 69 insertions, 0 deletions
diff --git a/src/test/ui/confuse-field-and-method/issue-2392.rs b/src/test/ui/confuse-field-and-method/issue-2392.rs
new file mode 100644
index 000000000..8aef091fe
--- /dev/null
+++ b/src/test/ui/confuse-field-and-method/issue-2392.rs
@@ -0,0 +1,69 @@
+struct FuncContainer {
+ f1: fn(data: u8),
+ f2: extern "C" fn(data: u8),
+ f3: unsafe fn(data: u8),
+}
+
+struct FuncContainerOuter {
+ container: Box<FuncContainer>
+}
+
+struct Obj<F> where F: FnOnce() -> u32 {
+ closure: F,
+ not_closure: usize,
+}
+
+struct BoxedObj {
+ boxed_closure: Box<dyn FnOnce() -> u32>,
+}
+
+struct Wrapper<F> where F: FnMut() -> u32 {
+ wrap: Obj<F>,
+}
+
+fn func() -> u32 {
+ 0
+}
+
+fn check_expression() -> Obj<Box<dyn FnOnce() -> u32>> {
+ Obj { closure: Box::new(|| 42_u32) as Box<dyn FnOnce() -> u32>, not_closure: 42 }
+}
+
+fn main() {
+ // test variations of function
+
+ let o_closure = Obj { closure: || 42, not_closure: 42 };
+ o_closure.closure(); //~ ERROR no method named `closure` found
+
+ o_closure.not_closure();
+ //~^ ERROR no method named `not_closure` found
+
+ let o_func = Obj { closure: func, not_closure: 5 };
+ o_func.closure(); //~ ERROR no method named `closure` found
+
+ let boxed_fn = BoxedObj { boxed_closure: Box::new(func) };
+ boxed_fn.boxed_closure();//~ ERROR no method named `boxed_closure` found
+
+ let boxed_closure = BoxedObj { boxed_closure: Box::new(|| 42_u32) as Box<dyn FnOnce() -> u32> };
+ boxed_closure.boxed_closure();//~ ERROR no method named `boxed_closure` found
+
+ // test expression writing in the notes
+
+ let w = Wrapper { wrap: o_func };
+ w.wrap.closure();//~ ERROR no method named `closure` found
+
+ w.wrap.not_closure();
+ //~^ ERROR no method named `not_closure` found
+
+ check_expression().closure();//~ ERROR no method named `closure` found
+}
+
+impl FuncContainerOuter {
+ fn run(&self) {
+ unsafe {
+ (*self.container).f1(1); //~ ERROR no method named `f1` found
+ (*self.container).f2(1); //~ ERROR no method named `f2` found
+ (*self.container).f3(1); //~ ERROR no method named `f3` found
+ }
+ }
+}