Build new functionality into go-to-implementation

Author: andrewbranch

src/harness/client.ts

@@ -334,26 +334,6 @@ namespace ts.server {
             }));
         }
 
-        getSourceDefinitionAndBoundSpan(fileName: string, position: number): DefinitionInfoAndBoundSpan {
-            const args: protocol.FileLocationRequestArgs = this.createFileLocationRequestArgs(fileName, position);
-            const request = this.processRequest<protocol.SourceDefinitionAndBoundSpanRequest>(CommandNames.SourceDefinitionAndBoundSpan, args);
-            const response = this.processResponse<protocol.DefinitionInfoAndBoundSpanResponse>(request);
-            const body = Debug.checkDefined(response.body); // TODO: GH#18217
-
-            return {
-                definitions: body.definitions.map(entry => ({
-                    containerKind: ScriptElementKind.unknown,
-                    containerName: "",
-                    fileName: entry.file,
-                    textSpan: this.decodeSpan(entry),
-                    kind: ScriptElementKind.unknown,
-                    name: "",
-                    unverified: entry.unverified,
-                })),
-                textSpan: this.decodeSpan(body.textSpan, request.arguments.file)
-            };
-        }
-
         getImplementationAtPosition(fileName: string, position: number): ImplementationLocation[] {
             const args = this.createFileLocationRequestArgs(fileName, position);
 

src/harness/fourslashImpl.ts

@@ -697,13 +697,6 @@ namespace FourSlash {
             this.verifyGoToX(arg0, endMarkerNames, () => this.getGoToDefinitionAndBoundSpan());
         }
 
-        public verifyGoToSourceDefinition(startMarkerNames: ArrayOrSingle<string>, end?: ArrayOrSingle<string | { marker: string, unverified?: boolean }> | { file: string, unverified?: boolean }) {
-            if (this.testType !== FourSlashTestType.Server) {
-                this.raiseError("goToSourceDefinition may only be used in fourslash/server tests.");
-            }
-            this.verifyGoToX(startMarkerNames, end, () => (this.languageService as ts.server.SessionClient).getSourceDefinitionAndBoundSpan(this.activeFile.fileName, this.currentCaretPosition)!);
-        }
-
         private getGoToDefinition(): readonly ts.DefinitionInfo[] {
             return this.languageService.getDefinitionAtPosition(this.activeFile.fileName, this.currentCaretPosition)!;
         }
@@ -2447,7 +2440,12 @@ namespace FourSlash {
                 assert.isTrue(implementations && implementations.length > 0, "Expected at least one implementation but got 0");
             }
             else {
-                assert.isUndefined(implementations, "Expected implementation list to be empty but implementations returned");
+                if (this.testType === FourSlashTestType.Server) {
+                    assert.deepEqual(implementations, [], "Expected implementation list to be empty but implementations returned");
+                }
+                else {
+                    assert.isUndefined(implementations, "Expected implementation list to be empty but implementations returned");
+                }
             }
         }
 

src/harness/fourslashInterfaceImpl.ts

@@ -324,10 +324,6 @@ namespace FourSlashInterface {
             this.state.verifyGoToType(arg0, endMarkerName);
         }
 
-        public goToSourceDefinition(startMarkerNames: ArrayOrSingle<string>, end: { file: string } | ArrayOrSingle<string>) {
-            this.state.verifyGoToSourceDefinition(startMarkerNames, end);
-        }
-
         public goToDefinitionForMarkers(...markerNames: string[]) {
             this.state.verifyGoToDefinitionForMarkers(markerNames);
         }

src/server/protocol.ts

@@ -83,9 +83,6 @@ namespace ts.server.protocol {
         SignatureHelp = "signatureHelp",
         /* @internal */
         SignatureHelpFull = "signatureHelp-full",
-        SourceDefinitionAndBoundSpan = "sourceDefinitionAndBoundSpan",
-        /* @internal */
-        SourceDefinitionAndBoundSpanFull = "sourceDefinitionAndBoundSpan-full",
         Status = "status",
         TypeDefinition = "typeDefinition",
         ProjectInfo = "projectInfo",
@@ -907,10 +904,6 @@ namespace ts.server.protocol {
         readonly command: CommandTypes.DefinitionAndBoundSpan;
     }
 
-    export interface SourceDefinitionAndBoundSpanRequest extends FileLocationRequest {
-        readonly command: CommandTypes.SourceDefinitionAndBoundSpan;
-    }
-
     export interface DefinitionAndBoundSpanResponse extends Response {
         readonly body: DefinitionInfoAndBoundSpan;
     }