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backend/node_modules/meow/index.js

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+import {dirname} from 'node:path';
+import process from 'node:process';
+import {fileURLToPath} from 'node:url';
+import buildParserOptions from 'minimist-options';
+import parseArguments from 'yargs-parser';
+import camelCaseKeys from 'camelcase-keys';
+import decamelize from 'decamelize';
+import decamelizeKeys from 'decamelize-keys';
+import trimNewlines from 'trim-newlines';
+import redent from 'redent';
+import {readPackageUpSync} from 'read-pkg-up';
+import hardRejection from 'hard-rejection';
+import normalizePackageData from 'normalize-package-data';
+
+const isFlagMissing = (flagName, definedFlags, receivedFlags, input) => {
+	const flag = definedFlags[flagName];
+	let isFlagRequired = true;
+
+	if (typeof flag.isRequired === 'function') {
+		isFlagRequired = flag.isRequired(receivedFlags, input);
+		if (typeof isFlagRequired !== 'boolean') {
+			throw new TypeError(`Return value for isRequired callback should be of type boolean, but ${typeof isFlagRequired} was returned.`);
+		}
+	}
+
+	if (typeof receivedFlags[flagName] === 'undefined') {
+		return isFlagRequired;
+	}
+
+	return flag.isMultiple && receivedFlags[flagName].length === 0 && isFlagRequired;
+};
+
+const getMissingRequiredFlags = (flags, receivedFlags, input) => {
+	const missingRequiredFlags = [];
+	if (typeof flags === 'undefined') {
+		return [];
+	}
+
+	for (const flagName of Object.keys(flags)) {
+		if (flags[flagName].isRequired && isFlagMissing(flagName, flags, receivedFlags, input)) {
+			missingRequiredFlags.push({key: flagName, ...flags[flagName]});
+		}
+	}
+
+	return missingRequiredFlags;
+};
+
+const reportMissingRequiredFlags = missingRequiredFlags => {
+	console.error(`Missing required flag${missingRequiredFlags.length > 1 ? 's' : ''}`);
+	for (const flag of missingRequiredFlags) {
+		console.error(`\t--${decamelize(flag.key, {separator: '-'})}${flag.alias ? `, -${flag.alias}` : ''}`);
+	}
+};
+
+const validateOptions = ({flags}) => {
+	const invalidFlags = Object.keys(flags).filter(flagKey => flagKey.includes('-') && flagKey !== '--');
+	if (invalidFlags.length > 0) {
+		throw new Error(`Flag keys may not contain '-': ${invalidFlags.join(', ')}`);
+	}
+};
+
+const reportUnknownFlags = unknownFlags => {
+	console.error([
+		`Unknown flag${unknownFlags.length > 1 ? 's' : ''}`,
+		...unknownFlags,
+	].join('\n'));
+};
+
+const buildParserFlags = ({flags, booleanDefault}) => {
+	const parserFlags = {};
+
+	for (const [flagKey, flagValue] of Object.entries(flags)) {
+		const flag = {...flagValue};
+
+		if (
+			typeof booleanDefault !== 'undefined'
+				&& flag.type === 'boolean'
+				&& !Object.prototype.hasOwnProperty.call(flag, 'default')
+		) {
+			flag.default = flag.isMultiple ? [booleanDefault] : booleanDefault;
+		}
+
+		if (flag.isMultiple) {
+			flag.type = flag.type ? `${flag.type}-array` : 'array';
+			flag.default = flag.default || [];
+			delete flag.isMultiple;
+		}
+
+		parserFlags[flagKey] = flag;
+	}
+
+	return parserFlags;
+};
+
+const validateFlags = (flags, options) => {
+	for (const [flagKey, flagValue] of Object.entries(options.flags)) {
+		if (flagKey !== '--' && !flagValue.isMultiple && Array.isArray(flags[flagKey])) {
+			throw new Error(`The flag --${flagKey} can only be set once.`);
+		}
+	}
+};
+
+/* eslint complexity: off */
+const meow = (helpText, options = {}) => {
+	if (typeof helpText !== 'string') {
+		options = helpText;
+		helpText = '';
+	}
+
+	if (!(options.importMeta && options.importMeta.url)) {
+		throw new TypeError('The `importMeta` option is required. Its value must be `import.meta`.');
+	}
+
+	const foundPackage = readPackageUpSync({
+		cwd: dirname(fileURLToPath(options.importMeta.url)),
+		normalize: false,
+	});
+
+	options = {
+		pkg: foundPackage ? foundPackage.packageJson : {},
+		argv: process.argv.slice(2),
+		flags: {},
+		inferType: false,
+		input: 'string',
+		help: helpText,
+		autoHelp: true,
+		autoVersion: true,
+		booleanDefault: false,
+		hardRejection: true,
+		allowUnknownFlags: true,
+		...options,
+	};
+
+	if (options.hardRejection) {
+		hardRejection();
+	}
+
+	validateOptions(options);
+	let parserOptions = {
+		arguments: options.input,
+		...buildParserFlags(options),
+	};
+
+	parserOptions = decamelizeKeys(parserOptions, '-', {exclude: ['stopEarly', '--']});
+
+	if (options.inferType) {
+		delete parserOptions.arguments;
+	}
+
+	// Add --help and --version to known flags if autoHelp or autoVersion are set
+	if (!options.allowUnknownFlags) {
+		if (options.autoHelp && !parserOptions.help) {
+			parserOptions.help = {type: 'boolean'};
+		}
+
+		if (options.autoVersion && !parserOptions.version) {
+			parserOptions.version = {type: 'boolean'};
+		}
+	}
+
+	parserOptions = buildParserOptions(parserOptions);
+
+	parserOptions.configuration = {
+		...parserOptions.configuration,
+		'greedy-arrays': false,
+	};
+
+	if (parserOptions['--']) {
+		parserOptions.configuration['populate--'] = true;
+	}
+
+	if (!options.allowUnknownFlags) {
+		// Collect unknown options in `argv._` to be checked later.
+		parserOptions.configuration['unknown-options-as-args'] = true;
+	}
+
+	const {pkg: package_} = options;
+	const argv = parseArguments(options.argv, parserOptions);
+	let help = redent(trimNewlines((options.help || '').replace(/\t+\n*$/, '')), 2);
+
+	normalizePackageData(package_);
+
+	process.title = package_.bin ? Object.keys(package_.bin)[0] : package_.name;
+
+	let {description} = options;
+	if (!description && description !== false) {
+		({description} = package_);
+	}
+
+	help = (description ? `\n  ${description}\n` : '') + (help ? `\n${help}\n` : '\n');
+
+	const showHelp = code => {
+		console.log(help);
+		process.exit(typeof code === 'number' ? code : 2);
+	};
+
+	const showVersion = () => {
+		console.log(typeof options.version === 'string' ? options.version : package_.version);
+		process.exit(0);
+	};
+
+	if (argv._.length === 0 && options.argv.length === 1) {
+		if (argv.version === true && options.autoVersion) {
+			showVersion();
+		} else if (argv.help === true && options.autoHelp) {
+			showHelp(0);
+		}
+	}
+
+	const input = argv._;
+	delete argv._;
+
+	if (!options.allowUnknownFlags) {
+		const unknownFlags = input.filter(item => typeof item === 'string' && item.startsWith('-'));
+		if (unknownFlags.length > 0) {
+			reportUnknownFlags(unknownFlags);
+			process.exit(2);
+		}
+	}
+
+	const flags = camelCaseKeys(argv, {exclude: ['--', /^\w$/]});
+	const unnormalizedFlags = {...flags};
+
+	validateFlags(flags, options);
+
+	for (const flagValue of Object.values(options.flags)) {
+		delete flags[flagValue.alias];
+	}
+
+	const missingRequiredFlags = getMissingRequiredFlags(options.flags, flags, input);
+	if (missingRequiredFlags.length > 0) {
+		reportMissingRequiredFlags(missingRequiredFlags);
+		process.exit(2);
+	}
+
+	return {
+		input,
+		flags,
+		unnormalizedFlags,
+		pkg: package_,
+		help,
+		showHelp,
+		showVersion,
+	};
+};
+
+export default meow;