Add new method to Semantics, method_receiver_kind, which returns the kind of self

The options are Shared, Mutable, Consuming, and Copied. Use this to add proper
highlighting to methods based on usage.

1 files changed, 30 insertions, 0 deletions

diff --git a/crates/ide/src/syntax_highlighting/tests.rs b/crates/ide/src/syntax_highlighting/tests.rs
index 6cb955d29..ccb76f552 100644
--- a/crates/ide/src/syntax_highlighting/tests.rs
+++ b/crates/ide/src/syntax_highlighting/tests.rs
@@ -12,6 +12,12 @@ fn test_highlighting() {
 use inner::{self as inner_mod};
 mod inner {}
 
+// Needed for function consuming vs normal
+pub mod marker {
+    #[lang = "copy"]
+    pub trait Copy {}
+}
+
 #[derive(Clone, Debug)]
 struct Foo {
     pub x: i32,
@@ -42,6 +48,25 @@ impl Foo {
     }
 }
 
+#[derive(Copy, Clone)]
+struct FooCopy {
+    x: u32,
+}
+
+impl FooCopy {
+    fn baz(self) -> u32 {
+        self.x
+    }
+
+    fn qux(&mut self) {
+        self.x = 0;
+    }
+
+    fn quop(&self) -> u32 {
+        self.x
+    }
+}
+
 static mut STATIC_MUT: i32 = 0;
 
 fn foo<'a, T>() -> T {
@@ -96,6 +121,11 @@ fn main() {
     foo.quop();
     foo.qux();
     foo.baz();
+
+    let mut copy = FooCopy { x };
+    copy.quop();
+    copy.qux();
+    copy.baz();
 }
 
 enum Option<T> {