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feat: filter thinking tags from copied assistant responses #119

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Merged
AnthonyRonning merged 2 commits into from
Jun 12, 2025
Merged

feat: filter thinking tags from copied assistant responses #119

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708e59e
feat: filter thinking tags from copied assistant responses
claude[bot] Jun 12, 2025
8a59d2b
refactor: eliminate duplicate logic in stripThinkingTags
claude[bot] Jun 12, 2025
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16 changes: 16 additions & 0 deletions frontend/src/components/markdown.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -176,6 +176,22 @@ function parseThinkingTags(content: string, isComplete: boolean = false): Parsed
return parts;
}

export function stripThinkingTags(content: string): string {
// Handle the edge case: <think> followed by only whitespace and no closing tag
if (/^<think>\s*$/m.test(content) && !content.includes("</think>")) {
return content.replace(/^<think>\s*/m, "");
}
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// Pattern to match <think> tags (complete or incomplete) and remove them entirely
const thinkPattern = /<think>([\s\S]*?)<\/think>|<think>([\s\S]*?)$/g;
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// Replace all thinking tags with empty string and clean up extra whitespace
return content
.replace(thinkPattern, "")
.replace(/\n\s*\n\s*\n/g, "\n\n") // Replace multiple consecutive newlines with double newlines
.trim();
}

export function PreCode(props: JSX.IntrinsicElements["pre"]) {
const ref = useRef<HTMLPreElement>(null);

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5 changes: 3 additions & 2 deletions frontend/src/routes/_auth.chat.$chatId.tsx
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Expand Up @@ -4,7 +4,7 @@ import { AsteriskIcon, Check, Copy, UserIcon, ChevronDown, SquarePenIcon } from
import ChatBox from "@/components/ChatBox";
import { useOpenAI } from "@/ai/useOpenAi";
import { useLocalState } from "@/state/useLocalState";
import { Markdown } from "@/components/markdown";
import { Markdown, stripThinkingTags } from "@/components/markdown";
import { ChatMessage, Chat, DEFAULT_MODEL_ID } from "@/state/LocalStateContext";
import { AlertDestructive } from "@/components/AlertDestructive";
import { Sidebar, SidebarToggle } from "@/components/Sidebar";
Expand Down Expand Up @@ -46,7 +46,8 @@ function SystemMessage({

const handleCopy = useCallback(async () => {
try {
await navigator.clipboard.writeText(text);
const textWithoutThinking = stripThinkingTags(text);
await navigator.clipboard.writeText(textWithoutThinking);
setIsCopied(true);
setTimeout(() => setIsCopied(false), 2000);
} catch (error) {
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