Add example showing how shadowing affects hovering on doc comments.

See #621

Author: cristianoc

analysis/tests/src/Hover.res

@@ -210,3 +210,26 @@ let usr: useR = {
 
 // let f = usr
 //           ^hov
+
+
+module NotShadowed = {
+  /** Stuff */
+  let xx_ = 10
+
+  /** More Stuff */
+  let xx = xx_
+}
+
+module Shadowed = {
+  /** Stuff */
+  let xx = 10
+
+  /** More Stuff */
+  let xx = xx
+}
+
+let _ = NotShadowed.xx
+//                  ^hov
+
+let _ = Shadowed.xx
+//               ^hov

analysis/tests/src/expected/Hover.res.txt

@@ -171,3 +171,9 @@ Pexp_ident usr:[210:11->210:14]
 Completable: Cpath Value[usr]
 {"contents": "```rescript\nuseR\n```\n\n\n```\n \n```\n```rescript\ntype useR = {x: int, y: list<option<r<float>>>}\n```\nGo to: [Type definition](command:rescript-vscode.go_to_location?%5B%22Hover.res%22%2C200%2C0%5D)\n\n---\n\n\n\n```\n \n```\n```rescript\ntype r<'a> = {i: 'a, f: float}\n```\nGo to: [Type definition](command:rescript-vscode.go_to_location?%5B%22Hover.res%22%2C101%2C0%5D)\n\n---\n"}
 
+Hover src/Hover.res 230:20
+{"contents": "```rescript\nint\n```\n\n More Stuff "}
+
+Hover src/Hover.res 233:17
+{"contents": "```rescript\nint\n```"}
+