Item up and down movers

editors/code/src/commands.ts

@@ -134,6 +134,34 @@ export function joinLines(ctx: Ctx): Cmd {
     };
 }
 
+export function moveItemUp(ctx: Ctx): Cmd {
+    return moveItem(ctx, ra.Direction.Up);
+}
+
+export function moveItemDown(ctx: Ctx): Cmd {
+    return moveItem(ctx, ra.Direction.Down);
+}
+
+export function moveItem(ctx: Ctx, direction: ra.Direction): Cmd {
+    return async () => {
+        const editor = ctx.activeRustEditor;
+        const client = ctx.client;
+        if (!editor || !client) return;
+
+        const edit: lc.TextDocumentEdit = await client.sendRequest(ra.moveItem, {
+            range: client.code2ProtocolConverter.asRange(editor.selection),
+            textDocument: ctx.client.code2ProtocolConverter.asTextDocumentIdentifier(editor.document),
+            direction
+        });
+
+        await editor.edit((builder) => {
+            client.protocol2CodeConverter.asTextEdits(edit.edits).forEach((edit: any) => {
+                builder.replace(edit.range, edit.newText);
+            });
+        });
+    };
+}
+
 export function onEnter(ctx: Ctx): Cmd {
     async function handleKeypress() {
         const editor = ctx.activeRustEditor;

editors/code/src/lsp_ext.ts

@@ -127,3 +127,16 @@ export const openCargoToml = new lc.RequestType<OpenCargoTomlParams, lc.Location
 export interface OpenCargoTomlParams {
     textDocument: lc.TextDocumentIdentifier;
 }
+
+export const moveItem = new lc.RequestType<MoveItemParams, lc.TextDocumentEdit, void>("experimental/moveItem");
+
+export interface MoveItemParams {
+    textDocument: lc.TextDocumentIdentifier,
+    range: lc.Range,
+    direction: Direction
+}
+
+export const enum Direction {
+    Up = "Up",
+    Down = "Down"
+}

editors/code/src/main.ts

@@ -114,6 +114,8 @@ async function tryActivate(context: vscode.ExtensionContext) {
     ctx.registerCommand('openDocs', commands.openDocs);
     ctx.registerCommand('openCargoToml', commands.openCargoToml);
     ctx.registerCommand('peekTests', commands.peekTests);
+    ctx.registerCommand('moveItemUp', commands.moveItemUp);
+    ctx.registerCommand('moveItemDown', commands.moveItemDown);
 
     defaultOnEnter.dispose();
     ctx.registerCommand('onEnter', commands.onEnter);