8 files changed, 42 insertions, 45 deletions

diff --git a/crates/ra_assists/src/assist_ctx.rs b/crates/ra_assists/src/assist_ctx.rs
index da2880037..82f61bc8f 100644
--- a/crates/ra_assists/src/assist_ctx.rs
+++ b/crates/ra_assists/src/assist_ctx.rs
@@ -38,8 +38,7 @@ impl AssistInfo {
 
     pub(crate) fn into_resolved(self) -> Option<ResolvedAssist> {
         let label = self.label;
-        let group_label = self.group_label;
-        self.action.map(|action| ResolvedAssist { label, group_label, action })
+        self.action.map(|action| ResolvedAssist { label, action })
     }
 }
 
@@ -100,7 +99,7 @@ impl<'a> AssistCtx<'a> {
         label: impl Into<String>,
         f: impl FnOnce(&mut ActionBuilder),
     ) -> Option<Assist> {
-        let label = AssistLabel::new(label.into(), id);
+        let label = AssistLabel::new(id, label.into(), None);
 
         let mut info = AssistInfo::new(label);
         if self.should_compute_edit {
@@ -116,7 +115,8 @@ impl<'a> AssistCtx<'a> {
     }
 
     pub(crate) fn add_assist_group(self, group_name: impl Into<String>) -> AssistGroup<'a> {
-        AssistGroup { ctx: self, group_name: group_name.into(), assists: Vec::new() }
+        let group = GroupLabel(group_name.into());
+        AssistGroup { ctx: self, group, assists: Vec::new() }
     }
 
     pub(crate) fn token_at_offset(&self) -> TokenAtOffset<SyntaxToken> {
@@ -146,7 +146,7 @@ impl<'a> AssistCtx<'a> {
 
 pub(crate) struct AssistGroup<'a> {
     ctx: AssistCtx<'a>,
-    group_name: String,
+    group: GroupLabel,
     assists: Vec<AssistInfo>,
 }
 
@@ -157,9 +157,9 @@ impl<'a> AssistGroup<'a> {
         label: impl Into<String>,
         f: impl FnOnce(&mut ActionBuilder),
     ) {
-        let label = AssistLabel::new(label.into(), id);
+        let label = AssistLabel::new(id, label.into(), Some(self.group.clone()));
 
-        let mut info = AssistInfo::new(label).with_group(GroupLabel(self.group_name.clone()));
+        let mut info = AssistInfo::new(label).with_group(self.group.clone());
         if self.ctx.should_compute_edit {
             let action = {
                 let mut edit = ActionBuilder::new(&self.ctx);
diff --git a/crates/ra_assists/src/lib.rs b/crates/ra_assists/src/lib.rs
index c5df86600..5cec10088 100644
--- a/crates/ra_assists/src/lib.rs
+++ b/crates/ra_assists/src/lib.rs
@@ -17,13 +17,13 @@ mod doc_tests;
 pub mod utils;
 pub mod ast_transform;
 
+use hir::Semantics;
 use ra_db::{FileId, FileRange};
 use ra_ide_db::RootDatabase;
 use ra_syntax::{TextRange, TextSize};
 use ra_text_edit::TextEdit;
 
 pub(crate) use crate::assist_ctx::{Assist, AssistCtx, AssistHandler};
-use hir::Semantics;
 
 /// Unique identifier of the assist, should not be shown to the user
 /// directly.
@@ -32,19 +32,20 @@ pub struct AssistId(pub &'static str);
 
 #[derive(Debug, Clone)]
 pub struct AssistLabel {
+    pub id: AssistId,
     /// Short description of the assist, as shown in the UI.
     pub label: String,
-    pub id: AssistId,
+    pub group: Option<GroupLabel>,
 }
 
 #[derive(Clone, Debug)]
 pub struct GroupLabel(pub String);
 
 impl AssistLabel {
-    pub(crate) fn new(label: String, id: AssistId) -> AssistLabel {
+    pub(crate) fn new(id: AssistId, label: String, group: Option<GroupLabel>) -> AssistLabel {
         // FIXME: make fields private, so that this invariant can't be broken
         assert!(label.starts_with(|c: char| c.is_uppercase()));
-        AssistLabel { label, id }
+        AssistLabel { id, label, group }
     }
 }
 
@@ -60,7 +61,6 @@ pub struct AssistAction {
 #[derive(Debug, Clone)]
 pub struct ResolvedAssist {
     pub label: AssistLabel,
-    pub group_label: Option<GroupLabel>,
     pub action: AssistAction,
 }
 
diff --git a/crates/ra_ide/src/assists.rs b/crates/ra_ide/src/assists.rs
index 2b5d11681..389339a03 100644
--- a/crates/ra_ide/src/assists.rs
+++ b/crates/ra_ide/src/assists.rs
@@ -1,6 +1,6 @@
 //! FIXME: write short doc here
 
-use ra_assists::{resolved_assists, AssistAction, AssistLabel};
+use ra_assists::{resolved_assists, AssistAction};
 use ra_db::{FilePosition, FileRange};
 use ra_ide_db::RootDatabase;
 
@@ -21,27 +21,22 @@ pub(crate) fn assists(db: &RootDatabase, frange: FileRange) -> Vec<Assist> {
         .into_iter()
         .map(|assist| {
             let file_id = frange.file_id;
-            let assist_label = &assist.label;
             Assist {
-                id: assist_label.id,
-                label: assist_label.label.clone(),
-                group_label: assist.group_label.map(|it| it.0),
-                source_change: action_to_edit(assist.action, file_id, assist_label),
+                id: assist.label.id,
+                label: assist.label.label.clone(),
+                group_label: assist.label.group.map(|it| it.0),
+                source_change: action_to_edit(assist.action, file_id, assist.label.label.clone()),
             }
         })
         .collect()
 }
 
-fn action_to_edit(
-    action: AssistAction,
-    file_id: FileId,
-    assist_label: &AssistLabel,
-) -> SourceChange {
+fn action_to_edit(action: AssistAction, file_id: FileId, label: String) -> SourceChange {
     let file_id = match action.file {
         ra_assists::AssistFile::TargetFile(it) => it,
         _ => file_id,
     };
     let file_edit = SourceFileEdit { file_id, edit: action.edit };
-    SourceChange::source_file_edit(assist_label.label.clone(), file_edit)
+    SourceChange::source_file_edit(label, file_edit)
         .with_cursor_opt(action.cursor_position.map(|offset| FilePosition { offset, file_id }))
 }
diff --git a/crates/ra_ide/src/diagnostics.rs b/crates/ra_ide/src/diagnostics.rs
index a6b4c2c28..4c04cee07 100644
--- a/crates/ra_ide/src/diagnostics.rs
+++ b/crates/ra_ide/src/diagnostics.rs
@@ -64,7 +64,7 @@ pub(crate) fn diagnostics(db: &RootDatabase, file_id: FileId) -> Vec<Diagnostic>
             .unwrap_or_else(|| RelativePath::new(""))
             .join(&d.candidate);
         let create_file = FileSystemEdit::CreateFile { source_root, path };
-        let fix = SourceChange::file_system_edit("create module", create_file);
+        let fix = SourceChange::file_system_edit("Create module", create_file);
         res.borrow_mut().push(Diagnostic {
             range: sema.diagnostics_range(d).range,
             message: d.message(),
@@ -92,7 +92,7 @@ pub(crate) fn diagnostics(db: &RootDatabase, file_id: FileId) -> Vec<Diagnostic>
             algo::diff(&d.ast(db).syntax(), &field_list.syntax()).into_text_edit(&mut builder);
 
             Some(SourceChange::source_file_edit_from(
-                "fill struct fields",
+                "Fill struct fields",
                 file_id,
                 builder.finish(),
             ))
@@ -117,7 +117,7 @@ pub(crate) fn diagnostics(db: &RootDatabase, file_id: FileId) -> Vec<Diagnostic>
         let node = d.ast(db);
         let replacement = format!("Ok({})", node.syntax());
         let edit = TextEdit::replace(node.syntax().text_range(), replacement);
-        let fix = SourceChange::source_file_edit_from("wrap with ok", file_id, edit);
+        let fix = SourceChange::source_file_edit_from("Wrap with ok", file_id, edit);
         res.borrow_mut().push(Diagnostic {
             range: sema.diagnostics_range(d).range,
             message: d.message(),
@@ -199,7 +199,7 @@ fn check_struct_shorthand_initialization(
                     message: "Shorthand struct initialization".to_string(),
                     severity: Severity::WeakWarning,
                     fix: Some(SourceChange::source_file_edit(
-                        "use struct shorthand initialization",
+                        "Use struct shorthand initialization",
                         SourceFileEdit { file_id, edit },
                     )),
                 });
@@ -606,7 +606,7 @@ mod tests {
                 range: 0..8,
                 fix: Some(
                     SourceChange {
-                        label: "create module",
+                        label: "Create module",
                         source_file_edits: [],
                         file_system_edits: [
                             CreateFile {
@@ -655,7 +655,7 @@ mod tests {
                 range: 224..233,
                 fix: Some(
                     SourceChange {
-                        label: "fill struct fields",
+                        label: "Fill struct fields",
                         source_file_edits: [
                             SourceFileEdit {
                                 file_id: FileId(
diff --git a/crates/ra_ide/src/references/rename.rs b/crates/ra_ide/src/references/rename.rs
index 916edaef2..52e55b0a0 100644
--- a/crates/ra_ide/src/references/rename.rs
+++ b/crates/ra_ide/src/references/rename.rs
@@ -122,7 +122,7 @@ fn rename_mod(
         source_file_edits.extend(ref_edits);
     }
 
-    Some(SourceChange::from_edits("rename", source_file_edits, file_system_edits))
+    Some(SourceChange::from_edits("Rename", source_file_edits, file_system_edits))
 }
 
 fn rename_reference(
@@ -141,7 +141,7 @@ fn rename_reference(
         return None;
     }
 
-    Some(RangeInfo::new(range, SourceChange::source_file_edits("rename", edit)))
+    Some(RangeInfo::new(range, SourceChange::source_file_edits("Rename", edit)))
 }
 
 #[cfg(test)]
@@ -530,7 +530,7 @@ mod tests {
             RangeInfo {
                 range: 4..7,
                 info: SourceChange {
-                    label: "rename",
+                    label: "Rename",
                     source_file_edits: [
                         SourceFileEdit {
                             file_id: FileId(
@@ -582,7 +582,7 @@ mod tests {
             RangeInfo {
                 range: 4..7,
                 info: SourceChange {
-                    label: "rename",
+                    label: "Rename",
                     source_file_edits: [
                         SourceFileEdit {
                             file_id: FileId(
@@ -665,7 +665,7 @@ mod tests {
             RangeInfo {
                 range: 8..11,
                 info: SourceChange {
-                    label: "rename",
+                    label: "Rename",
                     source_file_edits: [
                         SourceFileEdit {
                             file_id: FileId(
diff --git a/crates/ra_ide/src/source_change.rs b/crates/ra_ide/src/source_change.rs
index 71b0e8f75..10afd7825 100644
--- a/crates/ra_ide/src/source_change.rs
+++ b/crates/ra_ide/src/source_change.rs
@@ -35,8 +35,10 @@ impl SourceChange {
     /// Creates a new SourceChange with the given label,
     /// containing only the given `SourceFileEdits`.
     pub(crate) fn source_file_edits<L: Into<String>>(label: L, edits: Vec<SourceFileEdit>) -> Self {
+        let label = label.into();
+        assert!(label.starts_with(char::is_uppercase));
         SourceChange {
-            label: label.into(),
+            label: label,
             source_file_edits: edits,
             file_system_edits: vec![],
             cursor_position: None,
diff --git a/crates/ra_ide/src/typing/on_enter.rs b/crates/ra_ide/src/typing/on_enter.rs
index 30c8c5572..725237464 100644
--- a/crates/ra_ide/src/typing/on_enter.rs
+++ b/crates/ra_ide/src/typing/on_enter.rs
@@ -44,7 +44,7 @@ pub(crate) fn on_enter(db: &RootDatabase, position: FilePosition) -> Option<Sour
 
     Some(
         SourceChange::source_file_edit(
-            "on enter",
+            "On enter",
             SourceFileEdit { edit, file_id: position.file_id },
         )
         .with_cursor(FilePosition { offset: cursor_position, file_id: position.file_id }),
diff --git a/crates/rust-analyzer/tests/heavy_tests/main.rs b/crates/rust-analyzer/tests/heavy_tests/main.rs
index a218da76d..1efa5dd63 100644
--- a/crates/rust-analyzer/tests/heavy_tests/main.rs
+++ b/crates/rust-analyzer/tests/heavy_tests/main.rs
@@ -337,7 +337,7 @@ fn main() {}
               "arguments": [
                 {
                   "cursorPosition": null,
-                  "label": "create module",
+                  "label": "Create module",
                   "workspaceEdit": {
                     "documentChanges": [
                       {
@@ -349,9 +349,9 @@ fn main() {}
                 }
               ],
               "command": "rust-analyzer.applySourceChange",
-              "title": "create module"
+              "title": "Create module"
             },
-            "title": "create module"
+            "title": "Create module"
           }
         ]),
     );
@@ -420,7 +420,7 @@ fn main() {{}}
               "arguments": [
                 {
                   "cursorPosition": null,
-                  "label": "create module",
+                  "label": "Create module",
                   "workspaceEdit": {
                     "documentChanges": [
                       {
@@ -432,9 +432,9 @@ fn main() {{}}
                 }
               ],
               "command": "rust-analyzer.applySourceChange",
-              "title": "create module"
+              "title": "Create module"
             },
-            "title": "create module"
+            "title": "Create module"
           }
         ]),
     );
@@ -500,7 +500,7 @@ fn main() {{}}
             "position": { "character": 4, "line": 1 },
             "textDocument": { "uri": "file:///[..]src/m0.rs" }
           },
-          "label": "on enter",
+          "label": "On enter",
           "workspaceEdit": {
             "documentChanges": [
               {
@@ -552,7 +552,7 @@ version = \"0.0.0\"
             "position": { "line": 1, "character": 4 },
             "textDocument": { "uri": "file:///[..]src/main.rs" }
           },
-          "label": "on enter",
+          "label": "On enter",
           "workspaceEdit": {
             "documentChanges": [
               {