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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import fs from 'fs/promises';
import os from 'os';
import { join as pathJoin } from 'node:path';
import { getErrorMessage } from '@google/gemini-cli-core';
const warningsFilePath = pathJoin(os.tmpdir(), 'gemini-cli-warnings.txt');
export async function getStartupWarnings(): Promise<string[]> {
try {
await fs.access(warningsFilePath); // Check if file exists
const warningsContent = await fs.readFile(warningsFilePath, 'utf-8');
const warnings = warningsContent
.split('\n')
.filter((line) => line.trim() !== '');
try {
await fs.unlink(warningsFilePath);
} catch {
warnings.push('Warning: Could not delete temporary warnings file.');
}
return warnings;
} catch (err: unknown) {
// If fs.access throws, it means the file doesn't exist or is not accessible.
// This is not an error in the context of fetching warnings, so return empty.
// Only return an error message if it's not a "file not found" type error.
// However, the original logic returned an error message for any fs.existsSync failure.
// To maintain closer parity while making it async, we'll check the error code.
// ENOENT is "Error NO ENTry" (file not found).
if (err instanceof Error && 'code' in err && err.code === 'ENOENT') {
return []; // File not found, no warnings to return.
}
// For other errors (permissions, etc.), return the error message.
return [`Error checking/reading warnings file: ${getErrorMessage(err)}`];
}
}
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