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- import { argsert } from './argsert.js';
- import { assertNotStrictEqual, } from './typings/common-types.js';
- import { levenshtein as distance } from './utils/levenshtein.js';
- import { objFilter } from './utils/obj-filter.js';
- const specialKeys = ['$0', '--', '_'];
- export function validation(yargs, usage, shim) {
- const __ = shim.y18n.__;
- const __n = shim.y18n.__n;
- const self = {};
- self.nonOptionCount = function nonOptionCount(argv) {
- const demandedCommands = yargs.getDemandedCommands();
- const positionalCount = argv._.length + (argv['--'] ? argv['--'].length : 0);
- const _s = positionalCount - yargs.getInternalMethods().getContext().commands.length;
- if (demandedCommands._ &&
- (_s < demandedCommands._.min || _s > demandedCommands._.max)) {
- if (_s < demandedCommands._.min) {
- if (demandedCommands._.minMsg !== undefined) {
- usage.fail(demandedCommands._.minMsg
- ? demandedCommands._.minMsg
- .replace(/\$0/g, _s.toString())
- .replace(/\$1/, demandedCommands._.min.toString())
- : null);
- }
- else {
- usage.fail(__n('Not enough non-option arguments: got %s, need at least %s', 'Not enough non-option arguments: got %s, need at least %s', _s, _s.toString(), demandedCommands._.min.toString()));
- }
- }
- else if (_s > demandedCommands._.max) {
- if (demandedCommands._.maxMsg !== undefined) {
- usage.fail(demandedCommands._.maxMsg
- ? demandedCommands._.maxMsg
- .replace(/\$0/g, _s.toString())
- .replace(/\$1/, demandedCommands._.max.toString())
- : null);
- }
- else {
- usage.fail(__n('Too many non-option arguments: got %s, maximum of %s', 'Too many non-option arguments: got %s, maximum of %s', _s, _s.toString(), demandedCommands._.max.toString()));
- }
- }
- }
- };
- self.positionalCount = function positionalCount(required, observed) {
- if (observed < required) {
- usage.fail(__n('Not enough non-option arguments: got %s, need at least %s', 'Not enough non-option arguments: got %s, need at least %s', observed, observed + '', required + ''));
- }
- };
- self.requiredArguments = function requiredArguments(argv, demandedOptions) {
- let missing = null;
- for (const key of Object.keys(demandedOptions)) {
- if (!Object.prototype.hasOwnProperty.call(argv, key) ||
- typeof argv[key] === 'undefined') {
- missing = missing || {};
- missing[key] = demandedOptions[key];
- }
- }
- if (missing) {
- const customMsgs = [];
- for (const key of Object.keys(missing)) {
- const msg = missing[key];
- if (msg && customMsgs.indexOf(msg) < 0) {
- customMsgs.push(msg);
- }
- }
- const customMsg = customMsgs.length ? `\n${customMsgs.join('\n')}` : '';
- usage.fail(__n('Missing required argument: %s', 'Missing required arguments: %s', Object.keys(missing).length, Object.keys(missing).join(', ') + customMsg));
- }
- };
- self.unknownArguments = function unknownArguments(argv, aliases, positionalMap, isDefaultCommand, checkPositionals = true) {
- var _a;
- const commandKeys = yargs
- .getInternalMethods()
- .getCommandInstance()
- .getCommands();
- const unknown = [];
- const currentContext = yargs.getInternalMethods().getContext();
- Object.keys(argv).forEach(key => {
- if (!specialKeys.includes(key) &&
- !Object.prototype.hasOwnProperty.call(positionalMap, key) &&
- !Object.prototype.hasOwnProperty.call(yargs.getInternalMethods().getParseContext(), key) &&
- !self.isValidAndSomeAliasIsNotNew(key, aliases)) {
- unknown.push(key);
- }
- });
- if (checkPositionals &&
- (currentContext.commands.length > 0 ||
- commandKeys.length > 0 ||
- isDefaultCommand)) {
- argv._.slice(currentContext.commands.length).forEach(key => {
- if (!commandKeys.includes('' + key)) {
- unknown.push('' + key);
- }
- });
- }
- if (checkPositionals) {
- const demandedCommands = yargs.getDemandedCommands();
- const maxNonOptDemanded = ((_a = demandedCommands._) === null || _a === void 0 ? void 0 : _a.max) || 0;
- const expected = currentContext.commands.length + maxNonOptDemanded;
- if (expected < argv._.length) {
- argv._.slice(expected).forEach(key => {
- key = String(key);
- if (!currentContext.commands.includes(key) &&
- !unknown.includes(key)) {
- unknown.push(key);
- }
- });
- }
- }
- if (unknown.length) {
- usage.fail(__n('Unknown argument: %s', 'Unknown arguments: %s', unknown.length, unknown.map(s => (s.trim() ? s : `"${s}"`)).join(', ')));
- }
- };
- self.unknownCommands = function unknownCommands(argv) {
- const commandKeys = yargs
- .getInternalMethods()
- .getCommandInstance()
- .getCommands();
- const unknown = [];
- const currentContext = yargs.getInternalMethods().getContext();
- if (currentContext.commands.length > 0 || commandKeys.length > 0) {
- argv._.slice(currentContext.commands.length).forEach(key => {
- if (!commandKeys.includes('' + key)) {
- unknown.push('' + key);
- }
- });
- }
- if (unknown.length > 0) {
- usage.fail(__n('Unknown command: %s', 'Unknown commands: %s', unknown.length, unknown.join(', ')));
- return true;
- }
- else {
- return false;
- }
- };
- self.isValidAndSomeAliasIsNotNew = function isValidAndSomeAliasIsNotNew(key, aliases) {
- if (!Object.prototype.hasOwnProperty.call(aliases, key)) {
- return false;
- }
- const newAliases = yargs.parsed.newAliases;
- return [key, ...aliases[key]].some(a => !Object.prototype.hasOwnProperty.call(newAliases, a) || !newAliases[key]);
- };
- self.limitedChoices = function limitedChoices(argv) {
- const options = yargs.getOptions();
- const invalid = {};
- if (!Object.keys(options.choices).length)
- return;
- Object.keys(argv).forEach(key => {
- if (specialKeys.indexOf(key) === -1 &&
- Object.prototype.hasOwnProperty.call(options.choices, key)) {
- [].concat(argv[key]).forEach(value => {
- if (options.choices[key].indexOf(value) === -1 &&
- value !== undefined) {
- invalid[key] = (invalid[key] || []).concat(value);
- }
- });
- }
- });
- const invalidKeys = Object.keys(invalid);
- if (!invalidKeys.length)
- return;
- let msg = __('Invalid values:');
- invalidKeys.forEach(key => {
- msg += `\n ${__('Argument: %s, Given: %s, Choices: %s', key, usage.stringifiedValues(invalid[key]), usage.stringifiedValues(options.choices[key]))}`;
- });
- usage.fail(msg);
- };
- let implied = {};
- self.implies = function implies(key, value) {
- argsert('<string|object> [array|number|string]', [key, value], arguments.length);
- if (typeof key === 'object') {
- Object.keys(key).forEach(k => {
- self.implies(k, key[k]);
- });
- }
- else {
- yargs.global(key);
- if (!implied[key]) {
- implied[key] = [];
- }
- if (Array.isArray(value)) {
- value.forEach(i => self.implies(key, i));
- }
- else {
- assertNotStrictEqual(value, undefined, shim);
- implied[key].push(value);
- }
- }
- };
- self.getImplied = function getImplied() {
- return implied;
- };
- function keyExists(argv, val) {
- const num = Number(val);
- val = isNaN(num) ? val : num;
- if (typeof val === 'number') {
- val = argv._.length >= val;
- }
- else if (val.match(/^--no-.+/)) {
- val = val.match(/^--no-(.+)/)[1];
- val = !Object.prototype.hasOwnProperty.call(argv, val);
- }
- else {
- val = Object.prototype.hasOwnProperty.call(argv, val);
- }
- return val;
- }
- self.implications = function implications(argv) {
- const implyFail = [];
- Object.keys(implied).forEach(key => {
- const origKey = key;
- (implied[key] || []).forEach(value => {
- let key = origKey;
- const origValue = value;
- key = keyExists(argv, key);
- value = keyExists(argv, value);
- if (key && !value) {
- implyFail.push(` ${origKey} -> ${origValue}`);
- }
- });
- });
- if (implyFail.length) {
- let msg = `${__('Implications failed:')}\n`;
- implyFail.forEach(value => {
- msg += value;
- });
- usage.fail(msg);
- }
- };
- let conflicting = {};
- self.conflicts = function conflicts(key, value) {
- argsert('<string|object> [array|string]', [key, value], arguments.length);
- if (typeof key === 'object') {
- Object.keys(key).forEach(k => {
- self.conflicts(k, key[k]);
- });
- }
- else {
- yargs.global(key);
- if (!conflicting[key]) {
- conflicting[key] = [];
- }
- if (Array.isArray(value)) {
- value.forEach(i => self.conflicts(key, i));
- }
- else {
- conflicting[key].push(value);
- }
- }
- };
- self.getConflicting = () => conflicting;
- self.conflicting = function conflictingFn(argv) {
- Object.keys(argv).forEach(key => {
- if (conflicting[key]) {
- conflicting[key].forEach(value => {
- if (value && argv[key] !== undefined && argv[value] !== undefined) {
- usage.fail(__('Arguments %s and %s are mutually exclusive', key, value));
- }
- });
- }
- });
- if (yargs.getInternalMethods().getParserConfiguration()['strip-dashed']) {
- Object.keys(conflicting).forEach(key => {
- conflicting[key].forEach(value => {
- if (value &&
- argv[shim.Parser.camelCase(key)] !== undefined &&
- argv[shim.Parser.camelCase(value)] !== undefined) {
- usage.fail(__('Arguments %s and %s are mutually exclusive', key, value));
- }
- });
- });
- }
- };
- self.recommendCommands = function recommendCommands(cmd, potentialCommands) {
- const threshold = 3;
- potentialCommands = potentialCommands.sort((a, b) => b.length - a.length);
- let recommended = null;
- let bestDistance = Infinity;
- for (let i = 0, candidate; (candidate = potentialCommands[i]) !== undefined; i++) {
- const d = distance(cmd, candidate);
- if (d <= threshold && d < bestDistance) {
- bestDistance = d;
- recommended = candidate;
- }
- }
- if (recommended)
- usage.fail(__('Did you mean %s?', recommended));
- };
- self.reset = function reset(localLookup) {
- implied = objFilter(implied, k => !localLookup[k]);
- conflicting = objFilter(conflicting, k => !localLookup[k]);
- return self;
- };
- const frozens = [];
- self.freeze = function freeze() {
- frozens.push({
- implied,
- conflicting,
- });
- };
- self.unfreeze = function unfreeze() {
- const frozen = frozens.pop();
- assertNotStrictEqual(frozen, undefined, shim);
- ({ implied, conflicting } = frozen);
- };
- return self;
- }
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