54 lines
2.0 KiB
JavaScript
54 lines
2.0 KiB
JavaScript
|
// 命令行参数解析：命令、动作、全局选项与取值校验。
|
||
|
|
|
||
|
|
const HOST_PATTERN = /^[A-Za-z0-9.:[\]-]+$/;
|
||
|
|
|
||
|
|
function valueAfter(argv, index, label) {
|
||
|
|
const value = argv[index + 1];
|
||
|
|
if (!value || value.startsWith('--')) throw new Error(`${label} requires a value.`);
|
||
|
|
return value;
|
||
|
|
}
|
||
|
|
|
||
|
|
export function parseArgs(argv) {
|
||
|
|
const result = { command: 'help', action: '', operands: [], autoOpenBrowser: undefined };
|
||
|
|
let index = 0;
|
||
|
|
if (argv[index] && !argv[index].startsWith('-')) {
|
||
|
|
result.command = argv[index];
|
||
|
|
index += 1;
|
||
|
|
} else if (argv.length) {
|
||
|
|
result.command = argv[0] === '--version' || argv[0] === '-v' ? 'version' : 'help';
|
||
|
|
}
|
||
|
|
if (result.command === 'config' && argv[index] && !argv[index].startsWith('-')) {
|
||
|
|
result.action = argv[index];
|
||
|
|
index += 1;
|
||
|
|
}
|
||
|
|
while (index < argv.length) {
|
||
|
|
const token = argv[index];
|
||
|
|
if (token === '--help' || token === '-h') result.help = true;
|
||
|
|
else if (token === '--no-open') result.autoOpenBrowser = false;
|
||
|
|
else if (token === '--port') {
|
||
|
|
const raw = valueAfter(argv, index, 'Port');
|
||
|
|
if (!/^\d+$/.test(raw) || Number(raw) < 1 || Number(raw) > 65535) throw new Error('Port must be an integer between 1 and 65535.');
|
||
|
|
result.port = Number(raw);
|
||
|
|
index += 1;
|
||
|
|
} else if (token === '--host') {
|
||
|
|
const host = valueAfter(argv, index, 'Host');
|
||
|
|
if (!HOST_PATTERN.test(host)) throw new Error('Host contains invalid characters.');
|
||
|
|
result.host = host;
|
||
|
|
index += 1;
|
||
|
|
} else if (token === '--adapter') {
|
||
|
|
const adapter = valueAfter(argv, index, 'Adapter');
|
||
|
|
if (adapter !== 'mock' && adapter !== 'rest') throw new Error('Adapter must be mock or rest.');
|
||
|
|
result.adapter = adapter;
|
||
|
|
index += 1;
|
||
|
|
} else if (token === '--config') {
|
||
|
|
result.configPath = valueAfter(argv, index, 'Config');
|
||
|
|
index += 1;
|
||
|
|
} else if (token.startsWith('-')) {
|
||
|
|
throw new Error(`Unknown option: ${token}`);
|
||
|
|
} else {
|
||
|
|
result.operands.push(token);
|
||
|
|
}
|
||
|
|
index += 1;
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
}
|