From 216e093f900d39b2e58127f66826f5bb3d33f21b Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sat, 4 Jul 2020 15:04:57 +0200
Subject: Macro tests

---
 crates/ra_ide/src/completion/presentation.rs | 54 ++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

(limited to 'crates/ra_ide/src/completion/presentation.rs')

diff --git a/crates/ra_ide/src/completion/presentation.rs b/crates/ra_ide/src/completion/presentation.rs
index dc391c46b..946bbef7c 100644
--- a/crates/ra_ide/src/completion/presentation.rs
+++ b/crates/ra_ide/src/completion/presentation.rs
@@ -174,6 +174,7 @@ impl Completions {
                 builder
                     .insert_snippet(cap, format!("{}!{}$0{}", name, bra, ket))
                     .label(format!("{}!{}…{}", name, bra, ket))
+                    .lookup_by(format!("{}!", name))
             }
             None if needs_bang => builder.insert_text(format!("{}!", name)),
             _ => {
@@ -1079,4 +1080,57 @@ fn go(world: &WorldSnapshot) { go(w<|>) }
             "#]],
         );
     }
+
+    #[test]
+    fn guesses_macro_braces() {
+        check_edit(
+            "vec!",
+            r#"
+/// Creates a [`Vec`] containing the arguments.
+///
+/// ```
+/// let v = vec![1, 2, 3];
+/// assert_eq!(v[0], 1);
+/// assert_eq!(v[1], 2);
+/// assert_eq!(v[2], 3);
+/// ```
+macro_rules! vec { () => {} }
+
+fn fn main() { v<|> }
+"#,
+            r#"
+/// Creates a [`Vec`] containing the arguments.
+///
+/// ```
+/// let v = vec![1, 2, 3];
+/// assert_eq!(v[0], 1);
+/// assert_eq!(v[1], 2);
+/// assert_eq!(v[2], 3);
+/// ```
+macro_rules! vec { () => {} }
+
+fn fn main() { vec![$0] }
+"#,
+        );
+
+        check_edit(
+            "foo!",
+            r#"
+/// Foo
+///
+/// Don't call `fooo!()` `fooo!()`, or `_foo![]` `_foo![]`,
+/// call as `let _=foo!  { hello world };`
+macro_rules! foo { () => {} }
+fn main() { <|> }
+"#,
+            r#"
+/// Foo
+///
+/// Don't call `fooo!()` `fooo!()`, or `_foo![]` `_foo![]`,
+/// call as `let _=foo!  { hello world };`
+macro_rules! foo { () => {} }
+fn main() { foo! {$0} }
+"#,
+        )
+    }
 }
-- 
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