minor: Group extract_function with other extraction assists

Author: Giga-Bowser

src/tools/rust-analyzer/crates/ide-assists/src/handlers/extract_function.rs

@@ -7,6 +7,7 @@ use hir::{
     TypeInfo, TypeParam,
 };
 use ide_db::{
+    assists::GroupLabel,
     defs::{Definition, NameRefClass},
     famous_defs::FamousDefs,
     helpers::mod_path_to_ast,
@@ -104,7 +105,8 @@ pub(crate) fn extract_function(acc: &mut Assists, ctx: &AssistContext<'_>) -> Op
 
     let scope = ImportScope::find_insert_use_container(&node, &ctx.sema)?;
 
-    acc.add(
+    acc.add_group(
+        &GroupLabel("Extract into...".to_owned()),
         AssistId("extract_function", crate::AssistKind::RefactorExtract),
         "Extract into function",
         target_range,

src/tools/rust-analyzer/crates/ide-assists/src/tests.rs

@@ -363,7 +363,6 @@ pub fn test_some_range(a: int) -> bool {
     expect![[r#"
         Convert integer base
         Extract into...
-        Extract into function
         Replace if let with match
     "#]]
     .assert_eq(&expected);
@@ -392,7 +391,6 @@ pub fn test_some_range(a: int) -> bool {
         expect![[r#"
             Convert integer base
             Extract into...
-            Extract into function
             Replace if let with match
         "#]]
         .assert_eq(&expected);
@@ -406,7 +404,6 @@ pub fn test_some_range(a: int) -> bool {
 
         expect![[r#"
             Extract into...
-            Extract into function
         "#]]
         .assert_eq(&expected);
     }
@@ -511,7 +508,11 @@ pub fn test_some_range(a: int) -> bool {
                     RefactorExtract,
                 ),
                 label: "Extract into function",
-                group: None,
+                group: Some(
+                    GroupLabel(
+                        "Extract into...",
+                    ),
+                ),
                 target: 59..60,
                 source_change: None,
                 command: None,
@@ -601,7 +602,11 @@ pub fn test_some_range(a: int) -> bool {
                     RefactorExtract,
                 ),
                 label: "Extract into function",
-                group: None,
+                group: Some(
+                    GroupLabel(
+                        "Extract into...",
+                    ),
+                ),
                 target: 59..60,
                 source_change: None,
                 command: None,
@@ -734,7 +739,11 @@ pub fn test_some_range(a: int) -> bool {
                     RefactorExtract,
                 ),
                 label: "Extract into function",
-                group: None,
+                group: Some(
+                    GroupLabel(
+                        "Extract into...",
+                    ),
+                ),
                 target: 59..60,
                 source_change: None,
                 command: None,
@@ -953,7 +962,11 @@ pub fn test_some_range(a: int) -> bool {
                     RefactorExtract,
                 ),
                 label: "Extract into function",
-                group: None,
+                group: Some(
+                    GroupLabel(
+                        "Extract into...",
+                    ),
+                ),
                 target: 59..60,
                 source_change: Some(
                     SourceChange {