Alight details in comkplation list

7 files changed, 63 insertions, 50 deletions

diff --git a/crates/ra_ide/src/completion/complete_dot.rs b/crates/ra_ide/src/completion/complete_dot.rs
index 667a8b94993..3c6c8c81a7d 100644
--- a/crates/ra_ide/src/completion/complete_dot.rs
+++ b/crates/ra_ide/src/completion/complete_dot.rs
@@ -83,7 +83,7 @@ fn foo(s: S) { s.<|> }
 "#,
             expect![[r#"
                 me bar() fn bar(&self)
-                fd foo u32
+                fd foo   u32
             "#]],
         );
     }
@@ -98,7 +98,7 @@ impl S {
 }
 "#,
             expect![[r#"
-                me foo() fn foo(self)
+                me foo()     fn foo(self)
                 fd the_field (u32,)
             "#]],
         )
@@ -114,7 +114,7 @@ impl A {
 }
 "#,
             expect![[r#"
-                me foo() fn foo(&self)
+                me foo()     fn foo(&self)
                 fd the_field (u32, i32)
             "#]],
         )
@@ -148,7 +148,7 @@ fn foo(a: inner::A) { a.<|> }
 "#,
             expect![[r#"
                 fd crate_field u32
-                fd pub_field u32
+                fd pub_field   u32
                 fd super_field u32
             "#]],
         );
diff --git a/crates/ra_ide/src/completion/complete_keyword.rs b/crates/ra_ide/src/completion/complete_keyword.rs
index 340d57a49c6..2dc401f575d 100644
--- a/crates/ra_ide/src/completion/complete_keyword.rs
+++ b/crates/ra_ide/src/completion/complete_keyword.rs
@@ -216,17 +216,17 @@ mod tests {
         check(
             r"use a::<|>",
             expect![[r#"
-            kw self
-            kw super::
-        "#]],
+                kw self
+                kw super::
+            "#]],
         );
 
         check(
             r"use a::{b, <|>}",
             expect![[r#"
-            kw self
-            kw super::
-        "#]],
+                kw self
+                kw super::
+            "#]],
         );
     }
 
diff --git a/crates/ra_ide/src/completion/complete_pattern.rs b/crates/ra_ide/src/completion/complete_pattern.rs
index 41c16df7b1f..13fa7548d89 100644
--- a/crates/ra_ide/src/completion/complete_pattern.rs
+++ b/crates/ra_ide/src/completion/complete_pattern.rs
@@ -61,7 +61,7 @@ fn foo() {
             expect![[r#"
                 st Bar
                 en E
-                ev X ()
+                ev X   ()
                 ct Z
                 md m
             "#]],
diff --git a/crates/ra_ide/src/completion/complete_postfix.rs b/crates/ra_ide/src/completion/complete_postfix.rs
index 14013dc2f97..8735b901037 100644
--- a/crates/ra_ide/src/completion/complete_postfix.rs
+++ b/crates/ra_ide/src/completion/complete_postfix.rs
@@ -260,14 +260,14 @@ fn main() {
 }
 "#,
             expect![[r#"
-                sn box Box::new(expr)
-                sn call function(expr)
-                sn dbg dbg!(expr)
-                sn if if expr {}
+                sn box   Box::new(expr)
+                sn call  function(expr)
+                sn dbg   dbg!(expr)
+                sn if    if expr {}
                 sn match match expr {}
-                sn not !expr
-                sn ref &expr
-                sn refm &mut expr
+                sn not   !expr
+                sn ref   &expr
+                sn refm  &mut expr
                 sn while while expr {}
             "#]],
         );
@@ -283,12 +283,12 @@ fn main() {
 }
 "#,
             expect![[r#"
-                sn box Box::new(expr)
-                sn call function(expr)
-                sn dbg dbg!(expr)
+                sn box   Box::new(expr)
+                sn call  function(expr)
+                sn dbg   dbg!(expr)
                 sn match match expr {}
-                sn ref &expr
-                sn refm &mut expr
+                sn ref   &expr
+                sn refm  &mut expr
             "#]],
         )
     }
diff --git a/crates/ra_ide/src/completion/complete_qualified_path.rs b/crates/ra_ide/src/completion/complete_qualified_path.rs
index ba412110368..e5553e28f57 100644
--- a/crates/ra_ide/src/completion/complete_qualified_path.rs
+++ b/crates/ra_ide/src/completion/complete_qualified_path.rs
@@ -332,7 +332,7 @@ fn foo() { let _ = E::<|> }
 "#,
             expect![[r#"
                 ev Bar(…) (i32)
-                ev Foo ()
+                ev Foo    ()
             "#]],
         );
     }
@@ -354,8 +354,8 @@ impl S {
 fn foo() { let _ = S::<|> }
 "#,
             expect![[r#"
-                ct C const C: i32 = 42;
-                ta T type T = i32;
+                ct C   const C: i32 = 42;
+                ta T   type T = i32;
                 fn a() fn a()
                 me b() fn b(&self)
             "#]],
@@ -382,8 +382,8 @@ mod m {
 fn foo() { let _ = S::<|> }
 "#,
             expect![[r#"
-                ct PUBLIC_CONST pub(super) const PUBLIC_CONST: u32 = 1;
-                ta PublicType pub(super) type PublicType = u32;
+                ct PUBLIC_CONST    pub(super) const PUBLIC_CONST: u32 = 1;
+                ta PublicType      pub(super) type PublicType = u32;
                 fn public_method() pub(super) fn public_method()
             "#]],
         );
@@ -504,13 +504,13 @@ trait Sub: Super {
 fn foo<T: Sub>() { T::<|> }
 "#,
             expect![[r#"
-                ct C2 const C2: ();
-                ct CONST const CONST: u8;
-                ta SubTy type SubTy;
-                ta Ty type Ty;
-                fn func() fn func()
-                me method() fn method(&self)
-                fn subfunc() fn subfunc()
+                ct C2          const C2: ();
+                ct CONST       const CONST: u8;
+                ta SubTy       type SubTy;
+                ta Ty          type Ty;
+                fn func()      fn func()
+                me method()    fn method(&self)
+                fn subfunc()   fn subfunc()
                 me submethod() fn submethod(&self)
             "#]],
         );
@@ -544,13 +544,13 @@ impl<T> Sub for Wrap<T> {
 }
 "#,
             expect![[r#"
-                ct C2 const C2: () = ();
-                ct CONST const CONST: u8 = 0;
-                ta SubTy type SubTy;
-                ta Ty type Ty;
-                fn func() fn func()
-                me method() fn method(&self)
-                fn subfunc() fn subfunc()
+                ct C2          const C2: () = ();
+                ct CONST       const CONST: u8 = 0;
+                ta SubTy       type SubTy;
+                ta Ty          type Ty;
+                fn func()      fn func()
+                me method()    fn method(&self)
+                fn subfunc()   fn subfunc()
                 me submethod() fn submethod(&self)
             "#]],
         );
@@ -586,7 +586,7 @@ fn main() { let _ = crate::<|> }
             expect![[r##"
                 ma foo!(…) #[macro_export]
                 macro_rules! foo
-                fn main() fn main()
+                fn main()  fn main()
             "##]],
         );
     }
@@ -630,7 +630,7 @@ mod p {
             expect![[r#"
                 ct RIGHT_CONST
                 st RightType
-                fn right_fn() fn wrong_fn()
+                fn right_fn()  fn wrong_fn()
             "#]],
         );
 
@@ -676,7 +676,7 @@ fn main() { m!(self::f<|>); }
 fn foo() {}
 "#,
             expect![[r#"
-                fn foo() fn foo()
+                fn foo()  fn foo()
                 fn main() fn main()
             "#]],
         );
diff --git a/crates/ra_ide/src/completion/complete_snippet.rs b/crates/ra_ide/src/completion/complete_snippet.rs
index c700235645e..28d8f787681 100644
--- a/crates/ra_ide/src/completion/complete_snippet.rs
+++ b/crates/ra_ide/src/completion/complete_snippet.rs
@@ -84,9 +84,9 @@ mod tests {
         check(
             r#"fn foo(x: i32) { <|> }"#,
             expect![[r#"
-            sn pd
-            sn ppd
-        "#]],
+                sn pd
+                sn ppd
+            "#]],
         );
     }
 
diff --git a/crates/ra_ide/src/completion/test_utils.rs b/crates/ra_ide/src/completion/test_utils.rs
index cbae1da859a..c2be2369783 100644
--- a/crates/ra_ide/src/completion/test_utils.rs
+++ b/crates/ra_ide/src/completion/test_utils.rs
@@ -43,12 +43,21 @@ pub(crate) fn completion_list_with_config(
         .filter(|c| c.completion_kind == kind)
         .collect();
     kind_completions.sort_by_key(|c| c.label().to_owned());
+    let label_width = kind_completions
+        .iter()
+        .map(|it| monospace_width(it.label()))
+        .max()
+        .unwrap_or_default()
+        .min(16);
     kind_completions
         .into_iter()
         .map(|it| {
-            let mut buf = format!("{} {}", it.kind().unwrap().tag(), it.label());
+            let tag = it.kind().unwrap().tag();
+            let var_name = format!("{} {}", tag, it.label());
+            let mut buf = var_name;
             if let Some(detail) = it.detail() {
-                format_to!(buf, " {}", detail);
+                let width = label_width.saturating_sub(monospace_width(it.label()));
+                format_to!(buf, "{:width$} {}", "", detail, width = width);
             }
             format_to!(buf, "\n");
             buf
@@ -56,6 +65,10 @@ pub(crate) fn completion_list_with_config(
         .collect()
 }
 
+fn monospace_width(s: &str) -> usize {
+    s.chars().count()
+}
+
 pub(crate) fn check_edit(what: &str, ra_fixture_before: &str, ra_fixture_after: &str) {
     check_edit_with_config(what, ra_fixture_before, ra_fixture_after, &CompletionConfig::default())
 }