ui: rendering performance follow-up (#26097)

tools/ui/src/lib/components/app/chat/ChatMessages/ChatMessage/ChatMessageToolCall/ChatMessageToolCallBlockDefault.svelte

@@ -11,8 +11,7 @@
 		classifyToolResult,
 		formatJsonPretty,
 		parseToolResultWithImages,
-		type AgenticSection,
-		type ToolResultLine
+		type AgenticSection
 	} from '$lib/utils';
 	import { getBuiltinToolUi } from '$lib/constants/built-in-tools';
 	import type { DatabaseMessageExtra } from '$lib/types';
@@ -29,11 +28,10 @@
 	let { section, open, isStreaming, attachments, onToggle }: Props = $props();
 
 	const title = $derived(getBuiltinToolUi(section.toolName)?.label ?? section.toolName ?? '');
-
-	const parsedLines: ToolResultLine[] = $derived(
+	const outputKind = $derived(classifyToolResult(section.toolResult));
+	const parsedLines = $derived(
 		section.toolResult ? parseToolResultWithImages(section.toolResult, attachments) : []
 	);
-	const outputKind = $derived(classifyToolResult(section.toolResult));
 </script>
 
 <ToolCallBlock {section} {open} {isStreaming} meta={null} {title} {onToggle}>

tools/ui/src/lib/components/app/chat/ChatMessages/ChatMessage/ChatMessageToolCall/ChatMessageToolCallBlockEditFile.svelte

@@ -15,7 +15,6 @@
 	let { section, open, isStreaming, onToggle }: Props = $props();
 
 	const editFileMeta = $derived(parseEditFileMeta(section));
-
 	const editDiffs = $derived(
 		(editFileMeta?.edits ?? []).map((edit) => computeLineDiff(edit.oldText, edit.newText))
 	);

tools/ui/src/lib/components/app/chat/ChatMessages/ChatMessage/ChatMessageToolCall/ChatMessageToolCallBlockSearchResults.svelte

@@ -27,7 +27,7 @@
 	const isStreamingCall = $derived(section.type === AgenticSectionType.TOOL_CALL_STREAMING);
 	const showSpinner = $derived(isPending || (isStreamingCall && isStreaming));
 
-	const results: SearchResult[] = $derived(extractSearchResults(section.toolResult));
+	const results = $derived(extractSearchResults(section.toolResult));
 	const query = $derived(extractSearchQuery(section.toolArgs));
 
 	// Same icon-resolution chain as ChatMessageToolCallBlockDefault so