feat(chat): enable jump-to-file in regular chat diff accordions (#997)

Author: TrawenCZ

webview-ui/src/components/chat/ChatRow.tsx

@@ -420,8 +420,8 @@ export const ChatRowContent = ({
 		return (tool.content ?? tool.diff) as string | undefined
 	}, [tool])
 
-	const onJumpToCreatedFile = useMemo(() => {
-		if (!tool || tool.tool !== "newFileCreated" || !tool.path) {
+	const onJumpToFile = useMemo(() => {
+		if (!tool || !tool.path) {
 			return undefined
 		}
 
@@ -497,7 +497,7 @@ export const ChatRowContent = ({
 								isLoading={message.partial}
 								isExpanded={isExpanded}
 								onToggleExpand={handleToggleExpand}
-								onJumpToFile={onJumpToCreatedFile}
+								onJumpToFile={onJumpToFile}
 								diffStats={tool.diffStats}
 							/>
 						</div>
@@ -536,6 +536,7 @@ export const ChatRowContent = ({
 								isLoading={message.partial}
 								isExpanded={isExpanded}
 								onToggleExpand={handleToggleExpand}
+								onJumpToFile={onJumpToFile}
 								diffStats={tool.diffStats}
 							/>
 						</div>

webview-ui/src/components/chat/__tests__/ChatRow.diff-actions.spec.tsx

@@ -165,6 +165,30 @@ describe("ChatRow - inline diff stats and actions", () => {
 		})
 	})
 
+	it("shows jump-to-file affordance for appliedDiff", () => {
+		const message = createToolAskMessage({
+			tool: "appliedDiff",
+			path: "src/file.ts",
+			diff: "@@ -1,1 +1,1 @@\n-old\n+new\n",
+			diffStats: { added: 1, removed: 1 },
+		})
+
+		const { container } = renderChatRow(message)
+		const openFileIcon = container.querySelector(".codicon-link-external") as HTMLElement | null
+
+		expect(openFileIcon).toBeInTheDocument()
+		if (!openFileIcon) {
+			throw new Error("Expected external link icon for appliedDiff")
+		}
+
+		fireEvent.click(openFileIcon)
+
+		expect(mockPostMessage).toHaveBeenCalledWith({
+			type: "openFile",
+			text: "./src/file.ts",
+		})
+	})
+
 	it("preserves protected and outside-workspace messaging in unified branch", () => {
 		const outsideWorkspaceMessage = createToolAskMessage({
 			tool: "searchAndReplace",