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Diffstat (limited to 'src/test/ui/traits/suggest-fully-qualified-path-with-adjustment.rs')
-rw-r--r--src/test/ui/traits/suggest-fully-qualified-path-with-adjustment.rs60
1 files changed, 60 insertions, 0 deletions
diff --git a/src/test/ui/traits/suggest-fully-qualified-path-with-adjustment.rs b/src/test/ui/traits/suggest-fully-qualified-path-with-adjustment.rs
new file mode 100644
index 000000000..9a2cf469d
--- /dev/null
+++ b/src/test/ui/traits/suggest-fully-qualified-path-with-adjustment.rs
@@ -0,0 +1,60 @@
+use std::ops::{Deref, DerefMut};
+
+struct Thing;
+
+trait Method<T> {
+ fn method(&self) -> T;
+ fn mut_method(&mut self) -> T;
+}
+
+impl Method<i32> for Thing {
+ fn method(&self) -> i32 { 0 }
+ fn mut_method(&mut self) -> i32 { 0 }
+}
+
+impl Method<u32> for Thing {
+ fn method(&self) -> u32 { 0 }
+ fn mut_method(&mut self) -> u32 { 0 }
+}
+trait MethodRef<T> {
+ fn by_self(self);
+}
+impl MethodRef<i32> for &Thing {
+ fn by_self(self) {}
+}
+impl MethodRef<u32> for &Thing {
+ fn by_self(self) {}
+}
+
+
+struct DerefsTo<T>(T);
+impl<T> Deref for DerefsTo<T> {
+ type Target = T;
+ fn deref(&self) -> &Self::Target {
+ &self.0
+ }
+}
+impl<T> DerefMut for DerefsTo<T> {
+ fn deref_mut(&mut self) -> &mut Self::Target {
+ &mut self.0
+ }
+}
+
+fn main() {
+ let mut thing = Thing;
+ thing.method();
+ //~^ ERROR type annotations needed
+ //~| ERROR type annotations needed
+ thing.mut_method(); //~ ERROR type annotations needed
+ thing.by_self(); //~ ERROR type annotations needed
+
+ let mut deref_to = DerefsTo(Thing);
+ deref_to.method(); //~ ERROR type annotations needed
+ deref_to.mut_method(); //~ ERROR type annotations needed
+ deref_to.by_self(); //~ ERROR type annotations needed
+
+ let mut deref_deref_to = DerefsTo(DerefsTo(Thing));
+ deref_deref_to.method(); //~ ERROR type annotations needed
+ deref_deref_to.mut_method(); //~ ERROR type annotations needed
+ deref_deref_to.by_self(); //~ ERROR type annotations needed
+}