55 lines
2.0 KiB
JavaScript
55 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。
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const HOST_PATTERN = /^[A-Za-z0-9.:[\]-]+$/;
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function valueAfter(argv, index, label) {
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const value = argv[index + 1];
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if (!value || value.startsWith('--')) throw new Error(`${label} requires a value.`);
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return value;
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}
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export function parseArgs(argv) {
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const result = { command: 'help', action: '', operands: [], autoOpenBrowser: undefined };
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let index = 0;
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if (argv[index] && !argv[index].startsWith('-')) {
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result.command = argv[index];
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index += 1;
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} else if (argv.length) {
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result.command = argv[0] === '--version' || argv[0] === '-v' ? 'version' : 'help';
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}
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if (result.command === 'config' && argv[index] && !argv[index].startsWith('-')) {
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result.action = argv[index];
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index += 1;
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}
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while (index < argv.length) {
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const token = argv[index];
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if (token === '--help' || token === '-h') result.help = true;
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else if (token === '--no-open') result.autoOpenBrowser = false;
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else if (token === '--port') {
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const raw = valueAfter(argv, index, 'Port');
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if (!/^\d+$/.test(raw) || Number(raw) < 1 || Number(raw) > 65535) throw new Error('Port must be an integer between 1 and 65535.');
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result.port = Number(raw);
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index += 1;
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} else if (token === '--host') {
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const host = valueAfter(argv, index, 'Host');
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if (!HOST_PATTERN.test(host)) throw new Error('Host contains invalid characters.');
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result.host = host;
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index += 1;
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} else if (token === '--adapter') {
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const adapter = valueAfter(argv, index, 'Adapter');
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if (adapter !== 'mock' && adapter !== 'rest') throw new Error('Adapter must be mock or rest.');
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result.adapter = adapter;
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index += 1;
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} else if (token === '--config') {
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result.configPath = valueAfter(argv, index, 'Config');
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index += 1;
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} else if (token.startsWith('-')) {
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throw new Error(`Unknown option: ${token}`);
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} else {
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result.operands.push(token);
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}
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index += 1;
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}
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return result;
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}
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