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fix(ui): wrap long lines in the expanded chat source block

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The facts and code under an answer's Source toggle used white-space: pre
in a narrow panel. Long names and paths ran past the edge, and with
hidden macOS scrollbars nothing showed that the text went on (K15).

Signed-off-by: Bernhard Jackiewicz <bj@techport.io>
This commit is contained in:
Bernhard Jackiewicz
2026-10-03 18:32:28 +02:00
parent f14674ebd5
commit a2bcaaf834
2 changed files with 31 additions and 1 deletions
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graph-ui/src/browser-ai/browser-chat-css.test.ts
+28
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@@ -0,0 +1,28 @@
import { readFileSync } from 'node:fs';
import { describe, expect, it } from 'vitest';
const css = readFileSync(new URL('./browser-chat.css', import.meta.url), 'utf8').replace(/\/\*[\s\S]*?\*\//g, '');
/** The declarations of the last rule whose selector list names `selector` exactly. */
function declarations(selector: string): Record<string, string> {
const result: Record<string, string> = {};
for (const match of css.matchAll(/([^{}]+)\{([^}]*)\}/g)) {
const selectors = match[1].split(',').map(item => item.trim());
if (!selectors.includes(selector)) continue;
for (const part of match[2].split(';')) {
const [name, ...value] = part.split(':');
if (name.trim() && value.length) result[name.trim()] = value.join(':').trim();
}
}
return result;
}
describe('the expanded source block of an answer', () => {
it('wraps long fact and code lines instead of clipping them at the panel edge', () => {
for (const selector of ['.cbm-chat-source-content pre', '.cbm-chat-source-content .cbm-chat-attachment pre']) {
const rule = declarations(selector);
expect(rule['white-space'], selector).toBe('pre-wrap');
expect(rule['overflow-wrap'], selector).toBe('anywhere');
}
});
});
graph-ui/src/browser-ai/browser-chat.css
+3 -1
View File
@@ -43,7 +43,9 @@
.cbm-chat-source-toggle { color: var(--chat-muted); font-size: 10px; font-weight: 400; }
.cbm-chat-response-source > summary:hover .cbm-chat-source-toggle { color: #d0e8d8; }
.cbm-chat-source-content { margin: 7px 0 10px; padding: 8px; max-height: 260px; overflow: auto; background: #0b1510; border: 1px solid var(--chat-border); border-radius: 6px; }
.cbm-chat-source-content pre { margin: 4px 0 8px; max-height: 200px; overflow: auto; white-space: pre; font: 11px/1.6 ui-monospace, SFMono-Regular, monospace; tab-size: 4; }
/* The panel is narrow and macOS hides scrollbars: long facts and paths wrap instead of ending at the edge. */
.cbm-chat-source-content pre { margin: 4px 0 8px; max-height: 200px; overflow: auto; white-space: pre-wrap; overflow-wrap: anywhere; font: 11px/1.6 ui-monospace, SFMono-Regular, monospace; tab-size: 4; }
.cbm-chat-source-content .cbm-chat-attachment pre { white-space: pre-wrap; overflow-wrap: anywhere; }
.cbm-chat-source-content small { display: block; color: var(--chat-muted); font: 10px/1.5 ui-monospace, SFMono-Regular, monospace; overflow-wrap: anywhere; }
.cbm-chat-source-content .cbm-chat-attachment:first-child { margin-top: 0; }
.cbm-chat-answer { padding: 15px 0 0; }