Skip to content

fix: Qwen Coder responses not rendering — enhance stream-json parser #59

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
algojogacor wants to merge 1 commit into
base: main
Choose a base branch
from
+50 −1
Open

fix: Qwen Coder responses not rendering — enhance stream-json parser #59

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
51 changes: 50 additions & 1 deletion src/lib/agents/argv.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -362,12 +362,61 @@ function parseLineWithState(agent: string, line: string, state: ParseState): Age
if (typeof obj.text === "string") out.push({ kind: "delta", text: obj.text });
}

if (agent === "opencode" || agent === "qwen") {
if (agent === "opencode") {
if (typeof obj.text === "string") out.push({ kind: "delta", text: obj.text });
if (typeof obj.content === "string") out.push({ kind: "delta", text: obj.content });
if (typeof obj.message === "string") out.push({ kind: "delta", text: obj.message });
}

if (agent === "qwen") {
// Qwen Coder's default output is a stream-json envelope that mirrors
// claude's shape (stream_event with content_block_delta/text_delta,
// assistant message with tool_use, result with usage). The old parser
// only matched bare `text`/`content`/`message` strings, which caused
// every structured JSON line to be classified as noise — the response
// appeared in the log pane but never filled into the source panel.
// Fixes #58 (Qwen Coder 响应不能自动渲染).
if (obj.type === "stream_event" && obj.event && typeof obj.event === "object") {
const ev = obj.event as { type?: string; delta?: { type?: string; text?: string; thinking?: string } };
if (ev.type === "content_block_delta" && ev.delta?.type === "text_delta" && typeof ev.delta.text === "string") {
state.sawStreamEventText = true;
out.push({ kind: "delta", text: ev.delta.text });
} else if (ev.type === "content_block_delta" && ev.delta?.type === "thinking_delta") {
out.push({ kind: "meta", key: "thinking", value: ev.delta.thinking });
}
}
if (obj.type === "assistant" && obj.message && typeof obj.message === "object") {
const msg = obj.message as { content?: Array<{ type?: string; text?: string; name?: string; input?: unknown }> };
const toolHtml = rescueHtmlFromToolUse(msg.content);
if (toolHtml) {
out.push({ kind: "html", text: toolHtml });
state.sawStreamEventText = true;
}
if (!state.sawStreamEventText) {
const text = (msg.content ?? [])
.filter((c) => c?.type === "text" && typeof c.text === "string")
.map((c) => c.text!)
.join("");
if (text) out.push({ kind: "delta", text });
}
}
if (obj.type === "result") {
if (obj.usage) out.push({ kind: "meta", key: "usage", value: obj.usage });
if (typeof obj.duration_ms === "number") out.push({ kind: "meta", key: "duration_ms", value: obj.duration_ms });
if (typeof obj.total_cost_usd === "number") out.push({ kind: "meta", key: "cost_usd", value: obj.total_cost_usd });
}
// Fallback bare fields — only when no structured content was emitted
if (typeof obj.text === "string" && !state.sawStreamEventText && obj.type !== "assistant") {
out.push({ kind: "delta", text: obj.text });
}
if (typeof obj.content === "string" && !state.sawStreamEventText) {
out.push({ kind: "delta", text: obj.content });
}
if (typeof obj.message === "string" && !state.sawStreamEventText) {
out.push({ kind: "delta", text: obj.message });
}
}

if (agent === "qoder") {
// Qoder's stream-json output mirrors claude's envelope shape (init/system,
// stream_event with content_block_delta/text_delta, assistant message,
Expand Down