Fix acquiring format options for getEditsForRefactor (#18848)

* Fix acquiring format options for getEditsForRefactor

* Add test

* Fix test description

* Use `executeCommandSeq`

src/harness/unittests/tsserverProjectSystem.ts

@@ -4245,4 +4245,60 @@ namespace ts.projectSystem {
             }
         });
     });
+
+    describe("refactors", () => {
+        it("use formatting options", () => {
+            const file = {
+                path: "/a.ts",
+                content: "function f() {\n  1;\n}",
+            };
+            const host = createServerHost([file]);
+            const session = createSession(host);
+            openFilesForSession([file], session);
+
+            const response0 = session.executeCommandSeq<server.protocol.ConfigureRequest>({
+                command: server.protocol.CommandTypes.Configure,
+                arguments: {
+                    formatOptions: {
+                        indentSize: 2,
+                    },
+                },
+            }).response;
+            assert.deepEqual(response0, /*expected*/ undefined);
+
+            const response1 = session.executeCommandSeq<server.protocol.GetEditsForRefactorRequest>({
+                command: server.protocol.CommandTypes.GetEditsForRefactor,
+                arguments: {
+                    refactor: "Extract Symbol",
+                    action: "function_scope_1",
+                    file: "/a.ts",
+                    startLine: 2,
+                    startOffset: 3,
+                    endLine: 2,
+                    endOffset: 4,
+                },
+            }).response;
+            assert.deepEqual(response1, {
+                edits: [
+                    {
+                        fileName: "/a.ts",
+                        textChanges: [
+                            {
+                                start: { line: 2, offset: 1 },
+                                end: { line: 3, offset: 1 },
+                                newText: "  newFunction();\n",
+                            },
+                            {
+                                start: { line: 3, offset: 2 },
+                                end: { line: 3, offset: 2 },
+                                newText: "\nfunction newFunction() {\n  1;\n}\n",
+                            },
+                        ]
+                    }
+                ],
+                renameFilename: "/a.ts",
+                renameLocation: { line: 2, offset: 3 },
+            });
+        });
+    });
 }

src/server/client.ts

@@ -573,7 +573,7 @@ namespace ts.server {
 
         getEditsForRefactor(
             fileName: string,
-            formatOptions: FormatCodeSettings,
+            _formatOptions: FormatCodeSettings,
             positionOrRange: number | TextRange,
             refactorName: string,
             actionName: string): RefactorEditInfo {
@@ -581,7 +581,6 @@ namespace ts.server {
             const args = this.createFileLocationOrRangeRequestArgs(positionOrRange, fileName) as protocol.GetEditsForRefactorRequestArgs;
             args.refactor = refactorName;
             args.action = actionName;
-            args.formatOptions = formatOptions;
 
             const request = this.processRequest<protocol.GetEditsForRefactorRequest>(CommandNames.GetEditsForRefactor, args);
             const response = this.processResponse<protocol.GetEditsForRefactorResponse>(request);

src/server/protocol.ts

@@ -494,7 +494,6 @@ namespace ts.server.protocol {
         refactor: string;
         /* The 'name' property from the refactoring action */
         action: string;
-        formatOptions?: FormatCodeSettings,
     };
 
 

src/server/session.ts

@@ -1488,7 +1488,7 @@ namespace ts.server {
 
             const result = project.getLanguageService().getEditsForRefactor(
                 file,
-                args.formatOptions ? convertFormatOptions(args.formatOptions) : this.projectService.getFormatCodeOptions(),
+                this.projectService.getFormatCodeOptions(file),
                 position || textRange,
                 args.refactor,
                 args.action

tests/cases/fourslash/server/convertFunctionToEs6Class-server.ts

@@ -14,13 +14,14 @@
 verify.applicableRefactorAvailableAtMarker('1');
 // NOTE: '// Comment' should be included, but due to incorrect handling of trivia,
 // it's omitted right now.
+// TODO: GH#18445
 verify.fileAfterApplyingRefactorAtMarker('1',
-`class fn {
-    constructor() {
-        this.baz = 10;
-    }
-    bar() {
-        console.log('hello world');
-    }
-}
+`class fn {\r
+    constructor() {\r
+        this.baz = 10;\r
+    }\r
+    bar() {\r
+        console.log('hello world');\r
+    }\r
+}\r
 `, 'Convert to ES2015 class', 'convert');