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fix(discord): validate integer env values strictly #926

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Merged
ralyodio merged 1 commit into from
Aug 3, 2026
Merged

fix(discord): validate integer env values strictly #926

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13 changes: 13 additions & 0 deletions packages/bots/discord/src/index.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -17,4 +17,17 @@ describe('loadConfig', () => {
expect(config.maxOutputLength).toBe(2000);
expect(config.maxConcurrentSessions).toBe(5);
});

it.each(['1e3', '0x10', ' 10 ', '+10', '10.5', '9007199254740992'])('rejects non-decimal integer env value %s', (value) => {
const config = loadConfig({
DISCORD_BOT_TOKEN: 'discord-token',
SESSION_TIMEOUT_MS: value,
MAX_OUTPUT_LENGTH: value,
MAX_CONCURRENT_SESSIONS: value,
});

expect(config.sessionTimeoutMs).toBe(1800000);
expect(config.maxOutputLength).toBe(2000);
expect(config.maxConcurrentSessions).toBe(5);
});
});
4 changes: 2 additions & 2 deletions packages/bots/discord/src/index.ts
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Expand Up @@ -164,9 +164,9 @@ export function loadConfig(env: Record<string, string | undefined>): Config {
}

function parsePositiveIntegerEnv(value: string | undefined, fallback: number): number {
if (!value) return fallback;
if (!value || !/^\d+$/.test(value)) return fallback;
const parsed = Number(value);
return Number.isInteger(parsed) && parsed > 0 ? parsed : fallback;
return Number.isSafeInteger(parsed) && parsed > 0 ? parsed : fallback;
}

interface SendableChannel {
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