From eedadd70241e70f76b178763fd0e005217e36ea1 Mon Sep 17 00:00:00 2001
From: Edwin Cheng <edwin0cheng@gmail.com>
Date: Sat, 27 Mar 2021 14:47:04 +0800
Subject: Add support for doc on hover for macro 2.0

---
 crates/ide/src/hover.rs                     | 31 +++++++++++++++++++++++++++++
 crates/syntax/src/parsing/text_tree_sink.rs |  4 ++--
 2 files changed, 33 insertions(+), 2 deletions(-)

(limited to 'crates')

diff --git a/crates/ide/src/hover.rs b/crates/ide/src/hover.rs
index c43089476..3c951c507 100644
--- a/crates/ide/src/hover.rs
+++ b/crates/ide/src/hover.rs
@@ -1234,6 +1234,37 @@ fn f() { fo$0o!(); }
         )
     }
 
+    #[test]
+    fn test_hover_macro2_invocation() {
+        check(
+            r#"
+/// foo bar
+///
+/// foo bar baz
+macro foo() {}
+
+fn f() { fo$0o!(); }
+"#,
+            expect![[r#"
+                *foo*
+
+                ```rust
+                test
+                ```
+
+                ```rust
+                macro foo
+                ```
+
+                ---
+
+                foo bar
+
+                foo bar baz
+            "#]],
+        )
+    }
+
     #[test]
     fn test_hover_tuple_field() {
         check(
diff --git a/crates/syntax/src/parsing/text_tree_sink.rs b/crates/syntax/src/parsing/text_tree_sink.rs
index bb10f20c9..1934204ea 100644
--- a/crates/syntax/src/parsing/text_tree_sink.rs
+++ b/crates/syntax/src/parsing/text_tree_sink.rs
@@ -147,8 +147,8 @@ fn n_attached_trivias<'a>(
     trivias: impl Iterator<Item = (SyntaxKind, &'a str)>,
 ) -> usize {
     match kind {
-        MACRO_CALL | MACRO_RULES | CONST | TYPE_ALIAS | STRUCT | UNION | ENUM | VARIANT | FN
-        | TRAIT | MODULE | RECORD_FIELD | STATIC | USE => {
+        MACRO_CALL | MACRO_RULES | MACRO_DEF | CONST | TYPE_ALIAS | STRUCT | UNION | ENUM
+        | VARIANT | FN | TRAIT | MODULE | RECORD_FIELD | STATIC | USE => {
             let mut res = 0;
             let mut trivias = trivias.enumerate().peekable();
 
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