'use strict';

var util = require('util');
var path = require('path');
var fs = require('fs');
var module$1 = require('module');

var _documentCurrentScript = typeof document !== 'undefined' ? document.currentScript : null;
function getAugmentedNamespace(n) {
  if (Object.prototype.hasOwnProperty.call(n, '__esModule')) return n;
  var f = n.default;
	if (typeof f == "function") {
		var a = function a () {
			var isInstance = false;
      try {
        isInstance = this instanceof a;
      } catch {}
			if (isInstance) {
        return Reflect.construct(f, arguments, this.constructor);
			}
			return f.apply(this, arguments);
		};
		a.prototype = f.prototype;
  } else a = {};
  Object.defineProperty(a, '__esModule', {value: true});
	Object.keys(n).forEach(function (k) {
		var d = Object.getOwnPropertyDescriptor(n, k);
		Object.defineProperty(a, k, d.get ? d : {
			enumerable: true,
			get: function () {
				return n[k];
			}
		});
	});
	return a;
}

/**
 * @license
 * Copyright (c) 2016, Contributors
 * SPDX-License-Identifier: ISC
 */
function camelCase(str) {
  // Handle the case where an argument is provided as camel case, e.g., fooBar.
  // by ensuring that the string isn't already mixed case:
  const isCamelCase = str !== str.toLowerCase() && str !== str.toUpperCase();
  if (!isCamelCase) {
    str = str.toLowerCase();
  }
  if (str.indexOf('-') === -1 && str.indexOf('_') === -1) {
    return str;
  } else {
    let camelcase = '';
    let nextChrUpper = false;
    const leadingHyphens = str.match(/^-+/);
    for (let i = leadingHyphens ? leadingHyphens[0].length : 0; i < str.length; i++) {
      let chr = str.charAt(i);
      if (nextChrUpper) {
        nextChrUpper = false;
        chr = chr.toUpperCase();
      }
      if (i !== 0 && (chr === '-' || chr === '_')) {
        nextChrUpper = true;
      } else if (chr !== '-' && chr !== '_') {
        camelcase += chr;
      }
    }
    return camelcase;
  }
}
function decamelize(str, joinString) {
  const lowercase = str.toLowerCase();
  joinString = joinString || '-';
  let notCamelcase = '';
  for (let i = 0; i < str.length; i++) {
    const chrLower = lowercase.charAt(i);
    const chrString = str.charAt(i);
    if (chrLower !== chrString && i > 0) {
      notCamelcase += `${joinString}${lowercase.charAt(i)}`;
    } else {
      notCamelcase += chrString;
    }
  }
  return notCamelcase;
}
function looksLikeNumber(x) {
  if (x === null || x === undefined) return false;
  // if loaded from config, may already be a number.
  if (typeof x === 'number') return true;
  // hexadecimal.
  if (/^0x[0-9a-f]+$/i.test(x)) return true;
  // don't treat 0123 as a number; as it drops the leading '0'.
  if (/^0[^.]/.test(x)) return false;
  return /^[-]?(?:\d+(?:\.\d*)?|\.\d+)(e[-+]?\d+)?$/.test(x);
}

/**
 * @license
 * Copyright (c) 2016, Contributors
 * SPDX-License-Identifier: ISC
 */
// take an un-split argv string and tokenize it.
function tokenizeArgString(argString) {
  if (Array.isArray(argString)) {
    return argString.map(e => typeof e !== 'string' ? e + '' : e);
  }
  argString = argString.trim();
  let i = 0;
  let prevC = null;
  let c = null;
  let opening = null;
  const args = [];
  for (let ii = 0; ii < argString.length; ii++) {
    prevC = c;
    c = argString.charAt(ii);
    // split on spaces unless we're in quotes.
    if (c === ' ' && !opening) {
      if (!(prevC === ' ')) {
        i++;
      }
      continue;
    }
    // don't split the string if we're in matching
    // opening or closing single and double quotes.
    if (c === opening) {
      opening = null;
    } else if ((c === "'" || c === '"') && !opening) {
      opening = c;
    }
    if (!args[i]) args[i] = '';
    args[i] += c;
  }
  return args;
}

/**
 * @license
 * Copyright (c) 2016, Contributors
 * SPDX-License-Identifier: ISC
 */
var DefaultValuesForTypeKey;
(function (DefaultValuesForTypeKey) {
  DefaultValuesForTypeKey["BOOLEAN"] = "boolean";
  DefaultValuesForTypeKey["STRING"] = "string";
  DefaultValuesForTypeKey["NUMBER"] = "number";
  DefaultValuesForTypeKey["ARRAY"] = "array";
})(DefaultValuesForTypeKey || (DefaultValuesForTypeKey = {}));

/**
 * @license
 * Copyright (c) 2016, Contributors
 * SPDX-License-Identifier: ISC
 */
/* eslint-disable prefer-arrow-callback */
let mixin;
class YargsParser {
  constructor(_mixin) {
    mixin = _mixin;
  }
  parse(argsInput, options) {
    const opts = Object.assign({
      alias: undefined,
      array: undefined,
      boolean: undefined,
      config: undefined,
      configObjects: undefined,
      configuration: undefined,
      coerce: undefined,
      count: undefined,
      default: undefined,
      envPrefix: undefined,
      narg: undefined,
      normalize: undefined,
      string: undefined,
      number: undefined,
      __: undefined,
      key: undefined
    }, options);
    // allow a string argument to be passed in rather
    // than an argv array.
    const args = tokenizeArgString(argsInput);
    // tokenizeArgString adds extra quotes to args if argsInput is a string
    // only strip those extra quotes in processValue if argsInput is a string
    const inputIsString = typeof argsInput === 'string';
    // aliases might have transitive relationships, normalize this.
    const aliases = combineAliases(Object.assign(Object.create(null), opts.alias));
    const configuration = Object.assign({
      'boolean-negation': true,
      'camel-case-expansion': true,
      'combine-arrays': false,
      'dot-notation': true,
      'duplicate-arguments-array': true,
      'flatten-duplicate-arrays': true,
      'greedy-arrays': true,
      'halt-at-non-option': false,
      'nargs-eats-options': false,
      'negation-prefix': 'no-',
      'parse-numbers': true,
      'parse-positional-numbers': true,
      'populate--': false,
      'set-placeholder-key': false,
      'short-option-groups': true,
      'strip-aliased': false,
      'strip-dashed': false,
      'unknown-options-as-args': false
    }, opts.configuration);
    const defaults = Object.assign(Object.create(null), opts.default);
    const configObjects = opts.configObjects || [];
    const envPrefix = opts.envPrefix;
    const notFlagsOption = configuration['populate--'];
    const notFlagsArgv = notFlagsOption ? '--' : '_';
    const newAliases = Object.create(null);
    const defaulted = Object.create(null);
    // allow a i18n handler to be passed in, default to a fake one (util.format).
    const __ = opts.__ || mixin.format;
    const flags = {
      aliases: Object.create(null),
      arrays: Object.create(null),
      bools: Object.create(null),
      strings: Object.create(null),
      numbers: Object.create(null),
      counts: Object.create(null),
      normalize: Object.create(null),
      configs: Object.create(null),
      nargs: Object.create(null),
      coercions: Object.create(null),
      keys: []
    };
    const negative = /^-([0-9]+(\.[0-9]+)?|\.[0-9]+)$/;
    const negatedBoolean = new RegExp('^--' + configuration['negation-prefix'] + '(.+)');
    [].concat(opts.array || []).filter(Boolean).forEach(function (opt) {
      const key = typeof opt === 'object' ? opt.key : opt;
      // assign to flags[bools|strings|numbers]
      const assignment = Object.keys(opt).map(function (key) {
        const arrayFlagKeys = {
          boolean: 'bools',
          string: 'strings',
          number: 'numbers'
        };
        return arrayFlagKeys[key];
      }).filter(Boolean).pop();
      // assign key to be coerced
      if (assignment) {
        flags[assignment][key] = true;
      }
      flags.arrays[key] = true;
      flags.keys.push(key);
    });
    [].concat(opts.boolean || []).filter(Boolean).forEach(function (key) {
      flags.bools[key] = true;
      flags.keys.push(key);
    });
    [].concat(opts.string || []).filter(Boolean).forEach(function (key) {
      flags.strings[key] = true;
      flags.keys.push(key);
    });
    [].concat(opts.number || []).filter(Boolean).forEach(function (key) {
      flags.numbers[key] = true;
      flags.keys.push(key);
    });
    [].concat(opts.count || []).filter(Boolean).forEach(function (key) {
      flags.counts[key] = true;
      flags.keys.push(key);
    });
    [].concat(opts.normalize || []).filter(Boolean).forEach(function (key) {
      flags.normalize[key] = true;
      flags.keys.push(key);
    });
    if (typeof opts.narg === 'object') {
      Object.entries(opts.narg).forEach(([key, value]) => {
        if (typeof value === 'number') {
          flags.nargs[key] = value;
          flags.keys.push(key);
        }
      });
    }
    if (typeof opts.coerce === 'object') {
      Object.entries(opts.coerce).forEach(([key, value]) => {
        if (typeof value === 'function') {
          flags.coercions[key] = value;
          flags.keys.push(key);
        }
      });
    }
    if (typeof opts.config !== 'undefined') {
      if (Array.isArray(opts.config) || typeof opts.config === 'string') {
        [].concat(opts.config).filter(Boolean).forEach(function (key) {
          flags.configs[key] = true;
        });
      } else if (typeof opts.config === 'object') {
        Object.entries(opts.config).forEach(([key, value]) => {
          if (typeof value === 'boolean' || typeof value === 'function') {
            flags.configs[key] = value;
          }
        });
      }
    }
    // create a lookup table that takes into account all
    // combinations of aliases: {f: ['foo'], foo: ['f']}
    extendAliases(opts.key, aliases, opts.default, flags.arrays);
    // apply default values to all aliases.
    Object.keys(defaults).forEach(function (key) {
      (flags.aliases[key] || []).forEach(function (alias) {
        defaults[alias] = defaults[key];
      });
    });
    let error = null;
    checkConfiguration();
    let notFlags = [];
    const argv = Object.assign(Object.create(null), {
      _: []
    });
    // TODO(bcoe): for the first pass at removing object prototype  we didn't
    // remove all prototypes from objects returned by this API, we might want
    // to gradually move towards doing so.
    const argvReturn = {};
    for (let i = 0; i < args.length; i++) {
      const arg = args[i];
      const truncatedArg = arg.replace(/^-{3,}/, '---');
      let broken;
      let key;
      let letters;
      let m;
      let next;
      let value;
      // any unknown option (except for end-of-options, "--")
      if (arg !== '--' && /^-/.test(arg) && isUnknownOptionAsArg(arg)) {
        pushPositional(arg);
        // ---, ---=, ----, etc,
      } else if (truncatedArg.match(/^---+(=|$)/)) {
        // options without key name are invalid.
        pushPositional(arg);
        continue;
        // -- separated by =
      } else if (arg.match(/^--.+=/) || !configuration['short-option-groups'] && arg.match(/^-.+=/)) {
        // Using [\s\S] instead of . because js doesn't support the
        // 'dotall' regex modifier. See:
        // http://stackoverflow.com/a/1068308/13216
        m = arg.match(/^--?([^=]+)=([\s\S]*)$/);
        // arrays format = '--f=a b c'
        if (m !== null && Array.isArray(m) && m.length >= 3) {
          if (checkAllAliases(m[1], flags.arrays)) {
            i = eatArray(i, m[1], args, m[2]);
          } else if (checkAllAliases(m[1], flags.nargs) !== false) {
            // nargs format = '--f=monkey washing cat'
            i = eatNargs(i, m[1], args, m[2]);
          } else {
            setArg(m[1], m[2], true);
          }
        }
      } else if (arg.match(negatedBoolean) && configuration['boolean-negation']) {
        m = arg.match(negatedBoolean);
        if (m !== null && Array.isArray(m) && m.length >= 2) {
          key = m[1];
          setArg(key, checkAllAliases(key, flags.arrays) ? [false] : false);
        }
        // -- separated by space.
      } else if (arg.match(/^--.+/) || !configuration['short-option-groups'] && arg.match(/^-[^-]+/)) {
        m = arg.match(/^--?(.+)/);
        if (m !== null && Array.isArray(m) && m.length >= 2) {
          key = m[1];
          if (checkAllAliases(key, flags.arrays)) {
            // array format = '--foo a b c'
            i = eatArray(i, key, args);
          } else if (checkAllAliases(key, flags.nargs) !== false) {
            // nargs format = '--foo a b c'
            // should be truthy even if: flags.nargs[key] === 0
            i = eatNargs(i, key, args);
          } else {
            next = args[i + 1];
            if (next !== undefined && (!next.match(/^-/) || next.match(negative)) && !checkAllAliases(key, flags.bools) && !checkAllAliases(key, flags.counts)) {
              setArg(key, next);
              i++;
            } else if (/^(true|false)$/.test(next)) {
              setArg(key, next);
              i++;
            } else {
              setArg(key, defaultValue(key));
            }
          }
        }
        // dot-notation flag separated by '='.
      } else if (arg.match(/^-.\..+=/)) {
        m = arg.match(/^-([^=]+)=([\s\S]*)$/);
        if (m !== null && Array.isArray(m) && m.length >= 3) {
          setArg(m[1], m[2]);
        }
        // dot-notation flag separated by space.
      } else if (arg.match(/^-.\..+/) && !arg.match(negative)) {
        next = args[i + 1];
        m = arg.match(/^-(.\..+)/);
        if (m !== null && Array.isArray(m) && m.length >= 2) {
          key = m[1];
          if (next !== undefined && !next.match(/^-/) && !checkAllAliases(key, flags.bools) && !checkAllAliases(key, flags.counts)) {
            setArg(key, next);
            i++;
          } else {
            setArg(key, defaultValue(key));
          }
        }
      } else if (arg.match(/^-[^-]+/) && !arg.match(negative)) {
        letters = arg.slice(1, -1).split('');
        broken = false;
        for (let j = 0; j < letters.length; j++) {
          next = arg.slice(j + 2);
          if (letters[j + 1] && letters[j + 1] === '=') {
            value = arg.slice(j + 3);
            key = letters[j];
            if (checkAllAliases(key, flags.arrays)) {
              // array format = '-f=a b c'
              i = eatArray(i, key, args, value);
            } else if (checkAllAliases(key, flags.nargs) !== false) {
              // nargs format = '-f=monkey washing cat'
              i = eatNargs(i, key, args, value);
            } else {
              setArg(key, value);
            }
            broken = true;
            break;
          }
          if (next === '-') {
            setArg(letters[j], next);
            continue;
          }
          // current letter is an alphabetic character and next value is a number
          if (/[A-Za-z]/.test(letters[j]) && /^-?\d+(\.\d*)?(e-?\d+)?$/.test(next) && checkAllAliases(next, flags.bools) === false) {
            setArg(letters[j], next);
            broken = true;
            break;
          }
          if (letters[j + 1] && letters[j + 1].match(/\W/)) {
            setArg(letters[j], next);
            broken = true;
            break;
          } else {
            setArg(letters[j], defaultValue(letters[j]));
          }
        }
        key = arg.slice(-1)[0];
        if (!broken && key !== '-') {
          if (checkAllAliases(key, flags.arrays)) {
            // array format = '-f a b c'
            i = eatArray(i, key, args);
          } else if (checkAllAliases(key, flags.nargs) !== false) {
            // nargs format = '-f a b c'
            // should be truthy even if: flags.nargs[key] === 0
            i = eatNargs(i, key, args);
          } else {
            next = args[i + 1];
            if (next !== undefined && (!/^(-|--)[^-]/.test(next) || next.match(negative)) && !checkAllAliases(key, flags.bools) && !checkAllAliases(key, flags.counts)) {
              setArg(key, next);
              i++;
            } else if (/^(true|false)$/.test(next)) {
              setArg(key, next);
              i++;
            } else {
              setArg(key, defaultValue(key));
            }
          }
        }
      } else if (arg.match(/^-[0-9]$/) && arg.match(negative) && checkAllAliases(arg.slice(1), flags.bools)) {
        // single-digit boolean alias, e.g: xargs -0
        key = arg.slice(1);
        setArg(key, defaultValue(key));
      } else if (arg === '--') {
        notFlags = args.slice(i + 1);
        break;
      } else if (configuration['halt-at-non-option']) {
        notFlags = args.slice(i);
        break;
      } else {
        pushPositional(arg);
      }
    }
    // order of precedence:
    // 1. command line arg
    // 2. value from env var
    // 3. value from config file
    // 4. value from config objects
    // 5. configured default value
    applyEnvVars(argv, true); // special case: check env vars that point to config file
    applyEnvVars(argv, false);
    setConfig(argv);
    setConfigObjects();
    applyDefaultsAndAliases(argv, flags.aliases, defaults, true);
    applyCoercions(argv);
    if (configuration['set-placeholder-key']) setPlaceholderKeys(argv);
    // for any counts either not in args or without an explicit default, set to 0
    Object.keys(flags.counts).forEach(function (key) {
      if (!hasKey(argv, key.split('.'))) setArg(key, 0);
    });
    // '--' defaults to undefined.
    if (notFlagsOption && notFlags.length) argv[notFlagsArgv] = [];
    notFlags.forEach(function (key) {
      argv[notFlagsArgv].push(key);
    });
    if (configuration['camel-case-expansion'] && configuration['strip-dashed']) {
      Object.keys(argv).filter(key => key !== '--' && key.includes('-')).forEach(key => {
        delete argv[key];
      });
    }
    if (configuration['strip-aliased']) {
      [].concat(...Object.keys(aliases).map(k => aliases[k])).forEach(alias => {
        if (configuration['camel-case-expansion'] && alias.includes('-')) {
          delete argv[alias.split('.').map(prop => camelCase(prop)).join('.')];
        }
        delete argv[alias];
      });
    }
    // Push argument into positional array, applying numeric coercion:
    function pushPositional(arg) {
      const maybeCoercedNumber = maybeCoerceNumber('_', arg);
      if (typeof maybeCoercedNumber === 'string' || typeof maybeCoercedNumber === 'number') {
        argv._.push(maybeCoercedNumber);
      }
    }
    // how many arguments should we consume, based
    // on the nargs option?
    function eatNargs(i, key, args, argAfterEqualSign) {
      let ii;
      let toEat = checkAllAliases(key, flags.nargs);
      // NaN has a special meaning for the array type, indicating that one or
      // more values are expected.
      toEat = typeof toEat !== 'number' || isNaN(toEat) ? 1 : toEat;
      if (toEat === 0) {
        if (!isUndefined(argAfterEqualSign)) {
          error = Error(__('Argument unexpected for: %s', key));
        }
        setArg(key, defaultValue(key));
        return i;
      }
      let available = isUndefined(argAfterEqualSign) ? 0 : 1;
      if (configuration['nargs-eats-options']) {
        // classic behavior, yargs eats positional and dash arguments.
        if (args.length - (i + 1) + available < toEat) {
          error = Error(__('Not enough arguments following: %s', key));
        }
        available = toEat;
      } else {
        // nargs will not consume flag arguments, e.g., -abc, --foo,
        // and terminates when one is observed.
        for (ii = i + 1; ii < args.length; ii++) {
          if (!args[ii].match(/^-[^0-9]/) || args[ii].match(negative) || isUnknownOptionAsArg(args[ii])) available++;else break;
        }
        if (available < toEat) error = Error(__('Not enough arguments following: %s', key));
      }
      let consumed = Math.min(available, toEat);
      if (!isUndefined(argAfterEqualSign) && consumed > 0) {
        setArg(key, argAfterEqualSign);
        consumed--;
      }
      for (ii = i + 1; ii < consumed + i + 1; ii++) {
        setArg(key, args[ii]);
      }
      return i + consumed;
    }
    // if an option is an array, eat all non-hyphenated arguments
    // following it... YUM!
    // e.g., --foo apple banana cat becomes ["apple", "banana", "cat"]
    function eatArray(i, key, args, argAfterEqualSign) {
      let argsToSet = [];
      let next = argAfterEqualSign || args[i + 1];
      // If both array and nargs are configured, enforce the nargs count:
      const nargsCount = checkAllAliases(key, flags.nargs);
      if (checkAllAliases(key, flags.bools) && !/^(true|false)$/.test(next)) {
        argsToSet.push(true);
      } else if (isUndefined(next) || isUndefined(argAfterEqualSign) && /^-/.test(next) && !negative.test(next) && !isUnknownOptionAsArg(next)) {
        // for keys without value ==> argsToSet remains an empty []
        // set user default value, if available
        if (defaults[key] !== undefined) {
          const defVal = defaults[key];
          argsToSet = Array.isArray(defVal) ? defVal : [defVal];
        }
      } else {
        // value in --option=value is eaten as is
        if (!isUndefined(argAfterEqualSign)) {
          argsToSet.push(processValue(key, argAfterEqualSign, true));
        }
        for (let ii = i + 1; ii < args.length; ii++) {
          if (!configuration['greedy-arrays'] && argsToSet.length > 0 || nargsCount && typeof nargsCount === 'number' && argsToSet.length >= nargsCount) break;
          next = args[ii];
          if (/^-/.test(next) && !negative.test(next) && !isUnknownOptionAsArg(next)) break;
          i = ii;
          argsToSet.push(processValue(key, next, inputIsString));
        }
      }
      // If both array and nargs are configured, create an error if less than
      // nargs positionals were found. NaN has special meaning, indicating
      // that at least one value is required (more are okay).
      if (typeof nargsCount === 'number' && (nargsCount && argsToSet.length < nargsCount || isNaN(nargsCount) && argsToSet.length === 0)) {
        error = Error(__('Not enough arguments following: %s', key));
      }
      setArg(key, argsToSet);
      return i;
    }
    function setArg(key, val, shouldStripQuotes = inputIsString) {
      if (/-/.test(key) && configuration['camel-case-expansion']) {
        const alias = key.split('.').map(function (prop) {
          return camelCase(prop);
        }).join('.');
        addNewAlias(key, alias);
      }
      const value = processValue(key, val, shouldStripQuotes);
      const splitKey = key.split('.');
      setKey(argv, splitKey, value);
      // handle populating aliases of the full key
      if (flags.aliases[key]) {
        flags.aliases[key].forEach(function (x) {
          const keyProperties = x.split('.');
          setKey(argv, keyProperties, value);
        });
      }
      // handle populating aliases of the first element of the dot-notation key
      if (splitKey.length > 1 && configuration['dot-notation']) {
        (flags.aliases[splitKey[0]] || []).forEach(function (x) {
          let keyProperties = x.split('.');
          // expand alias with nested objects in key
          const a = [].concat(splitKey);
          a.shift(); // nuke the old key.
          keyProperties = keyProperties.concat(a);
          // populate alias only if is not already an alias of the full key
          // (already populated above)
          if (!(flags.aliases[key] || []).includes(keyProperties.join('.'))) {
            setKey(argv, keyProperties, value);
          }
        });
      }
      // Set normalize getter and setter when key is in 'normalize' but isn't an array
      if (checkAllAliases(key, flags.normalize) && !checkAllAliases(key, flags.arrays)) {
        const keys = [key].concat(flags.aliases[key] || []);
        keys.forEach(function (key) {
          Object.defineProperty(argvReturn, key, {
            enumerable: true,
            get() {
              return val;
            },
            set(value) {
              val = typeof value === 'string' ? mixin.normalize(value) : value;
            }
          });
        });
      }
    }
    function addNewAlias(key, alias) {
      if (!(flags.aliases[key] && flags.aliases[key].length)) {
        flags.aliases[key] = [alias];
        newAliases[alias] = true;
      }
      if (!(flags.aliases[alias] && flags.aliases[alias].length)) {
        addNewAlias(alias, key);
      }
    }
    function processValue(key, val, shouldStripQuotes) {
      // strings may be quoted, clean this up as we assign values.
      if (shouldStripQuotes) {
        val = stripQuotes(val);
      }
      // handle parsing boolean arguments --foo=true --bar false.
      if (checkAllAliases(key, flags.bools) || checkAllAliases(key, flags.counts)) {
        if (typeof val === 'string') val = val === 'true';
      }
      let value = Array.isArray(val) ? val.map(function (v) {
        return maybeCoerceNumber(key, v);
      }) : maybeCoerceNumber(key, val);
      // increment a count given as arg (either no value or value parsed as boolean)
      if (checkAllAliases(key, flags.counts) && (isUndefined(value) || typeof value === 'boolean')) {
        value = increment();
      }
      // Set normalized value when key is in 'normalize' and in 'arrays'
      if (checkAllAliases(key, flags.normalize) && checkAllAliases(key, flags.arrays)) {
        if (Array.isArray(val)) value = val.map(val => {
          return mixin.normalize(val);
        });else value = mixin.normalize(val);
      }
      return value;
    }
    function maybeCoerceNumber(key, value) {
      if (!configuration['parse-positional-numbers'] && key === '_') return value;
      if (!checkAllAliases(key, flags.strings) && !checkAllAliases(key, flags.bools) && !Array.isArray(value)) {
        const shouldCoerceNumber = looksLikeNumber(value) && configuration['parse-numbers'] && Number.isSafeInteger(Math.floor(parseFloat(`${value}`)));
        if (shouldCoerceNumber || !isUndefined(value) && checkAllAliases(key, flags.numbers)) {
          value = Number(value);
        }
      }
      return value;
    }
    // set args from config.json file, this should be
    // applied last so that defaults can be applied.
    function setConfig(argv) {
      const configLookup = Object.create(null);
      // expand defaults/aliases, in-case any happen to reference
      // the config.json file.
      applyDefaultsAndAliases(configLookup, flags.aliases, defaults);
      Object.keys(flags.configs).forEach(function (configKey) {
        const configPath = argv[configKey] || configLookup[configKey];
        if (configPath) {
          try {
            let config = null;
            const resolvedConfigPath = mixin.resolve(mixin.cwd(), configPath);
            const resolveConfig = flags.configs[configKey];
            if (typeof resolveConfig === 'function') {
              try {
                config = resolveConfig(resolvedConfigPath);
              } catch (e) {
                config = e;
              }
              if (config instanceof Error) {
                error = config;
                return;
              }
            } else {
              config = mixin.require(resolvedConfigPath);
            }
            setConfigObject(config);
          } catch (ex) {
            // Deno will receive a PermissionDenied error if an attempt is
            // made to load config without the --allow-read flag:
            if (ex.name === 'PermissionDenied') error = ex;else if (argv[configKey]) error = Error(__('Invalid JSON config file: %s', configPath));
          }
        }
      });
    }
    // set args from config object.
    // it recursively checks nested objects.
    function setConfigObject(config, prev) {
      Object.keys(config).forEach(function (key) {
        const value = config[key];
        const fullKey = prev ? prev + '.' + key : key;
        // if the value is an inner object and we have dot-notation
        // enabled, treat inner objects in config the same as
        // heavily nested dot notations (foo.bar.apple).
        if (typeof value === 'object' && value !== null && !Array.isArray(value) && configuration['dot-notation']) {
          // if the value is an object but not an array, check nested object
          setConfigObject(value, fullKey);
        } else {
          // setting arguments via CLI takes precedence over
          // values within the config file.
          if (!hasKey(argv, fullKey.split('.')) || checkAllAliases(fullKey, flags.arrays) && configuration['combine-arrays']) {
            setArg(fullKey, value);
          }
        }
      });
    }
    // set all config objects passed in opts
    function setConfigObjects() {
      if (typeof configObjects !== 'undefined') {
        configObjects.forEach(function (configObject) {
          setConfigObject(configObject);
        });
      }
    }
    function applyEnvVars(argv, configOnly) {
      if (typeof envPrefix === 'undefined') return;
      const prefix = typeof envPrefix === 'string' ? envPrefix : '';
      const env = mixin.env();
      Object.keys(env).forEach(function (envVar) {
        if (prefix === '' || envVar.lastIndexOf(prefix, 0) === 0) {
          // get array of nested keys and convert them to camel case
          const keys = envVar.split('__').map(function (key, i) {
            if (i === 0) {
              key = key.substring(prefix.length);
            }
            return camelCase(key);
          });
          if ((configOnly && flags.configs[keys.join('.')] || !configOnly) && !hasKey(argv, keys)) {
            setArg(keys.join('.'), env[envVar]);
          }
        }
      });
    }
    function applyCoercions(argv) {
      let coerce;
      const applied = new Set();
      Object.keys(argv).forEach(function (key) {
        if (!applied.has(key)) {
          // If we haven't already coerced this option via one of its aliases
          coerce = checkAllAliases(key, flags.coercions);
          if (typeof coerce === 'function') {
            try {
              const value = maybeCoerceNumber(key, coerce(argv[key]));
              [].concat(flags.aliases[key] || [], key).forEach(ali => {
                applied.add(ali);
                argv[ali] = value;
              });
            } catch (err) {
              error = err;
            }
          }
        }
      });
    }
    function setPlaceholderKeys(argv) {
      flags.keys.forEach(key => {
        // don't set placeholder keys for dot notation options 'foo.bar'.
        if (~key.indexOf('.')) return;
        if (typeof argv[key] === 'undefined') argv[key] = undefined;
      });
      return argv;
    }
    function applyDefaultsAndAliases(obj, aliases, defaults, canLog = false) {
      Object.keys(defaults).forEach(function (key) {
        if (!hasKey(obj, key.split('.'))) {
          setKey(obj, key.split('.'), defaults[key]);
          if (canLog) defaulted[key] = true;
          (aliases[key] || []).forEach(function (x) {
            if (hasKey(obj, x.split('.'))) return;
            setKey(obj, x.split('.'), defaults[key]);
          });
        }
      });
    }
    function hasKey(obj, keys) {
      let o = obj;
      if (!configuration['dot-notation']) keys = [keys.join('.')];
      keys.slice(0, -1).forEach(function (key) {
        o = o[key] || {};
      });
      const key = keys[keys.length - 1];
      if (typeof o !== 'object') return false;else return key in o;
    }
    function setKey(obj, keys, value) {
      let o = obj;
      if (!configuration['dot-notation']) keys = [keys.join('.')];
      keys.slice(0, -1).forEach(function (key) {
        // TODO(bcoe): in the next major version of yargs, switch to
        // Object.create(null) for dot notation:
        key = sanitizeKey(key);
        if (typeof o === 'object' && o[key] === undefined) {
          o[key] = {};
        }
        if (typeof o[key] !== 'object' || Array.isArray(o[key])) {
          // ensure that o[key] is an array, and that the last item is an empty object.
          if (Array.isArray(o[key])) {
            o[key].push({});
          } else {
            o[key] = [o[key], {}];
          }
          // we want to update the empty object at the end of the o[key] array, so set o to that object
          o = o[key][o[key].length - 1];
        } else {
          o = o[key];
        }
      });
      // TODO(bcoe): in the next major version of yargs, switch to
      // Object.create(null) for dot notation:
      const key = sanitizeKey(keys[keys.length - 1]);
      const isTypeArray = checkAllAliases(keys.join('.'), flags.arrays);
      const isValueArray = Array.isArray(value);
      let duplicate = configuration['duplicate-arguments-array'];
      // nargs has higher priority than duplicate
      if (!duplicate && checkAllAliases(key, flags.nargs)) {
        duplicate = true;
        if (!isUndefined(o[key]) && flags.nargs[key] === 1 || Array.isArray(o[key]) && o[key].length === flags.nargs[key]) {
          o[key] = undefined;
        }
      }
      if (value === increment()) {
        o[key] = increment(o[key]);
      } else if (Array.isArray(o[key])) {
        if (duplicate && isTypeArray && isValueArray) {
          o[key] = configuration['flatten-duplicate-arrays'] ? o[key].concat(value) : (Array.isArray(o[key][0]) ? o[key] : [o[key]]).concat([value]);
        } else if (!duplicate && Boolean(isTypeArray) === Boolean(isValueArray)) {
          o[key] = value;
        } else {
          o[key] = o[key].concat([value]);
        }
      } else if (o[key] === undefined && isTypeArray) {
        o[key] = isValueArray ? value : [value];
      } else if (duplicate && !(o[key] === undefined || checkAllAliases(key, flags.counts) || checkAllAliases(key, flags.bools))) {
        o[key] = [o[key], value];
      } else {
        o[key] = value;
      }
    }
    // extend the aliases list with inferred aliases.
    function extendAliases(...args) {
      args.forEach(function (obj) {
        Object.keys(obj || {}).forEach(function (key) {
          // short-circuit if we've already added a key
          // to the aliases array, for example it might
          // exist in both 'opts.default' and 'opts.key'.
          if (flags.aliases[key]) return;
          flags.aliases[key] = [].concat(aliases[key] || []);
          // For "--option-name", also set argv.optionName
          flags.aliases[key].concat(key).forEach(function (x) {
            if (/-/.test(x) && configuration['camel-case-expansion']) {
              const c = camelCase(x);
              if (c !== key && flags.aliases[key].indexOf(c) === -1) {
                flags.aliases[key].push(c);
                newAliases[c] = true;
              }
            }
          });
          // For "--optionName", also set argv['option-name']
          flags.aliases[key].concat(key).forEach(function (x) {
            if (x.length > 1 && /[A-Z]/.test(x) && configuration['camel-case-expansion']) {
              const c = decamelize(x, '-');
              if (c !== key && flags.aliases[key].indexOf(c) === -1) {
                flags.aliases[key].push(c);
                newAliases[c] = true;
              }
            }
          });
          flags.aliases[key].forEach(function (x) {
            flags.aliases[x] = [key].concat(flags.aliases[key].filter(function (y) {
              return x !== y;
            }));
          });
        });
      });
    }
    function checkAllAliases(key, flag) {
      const toCheck = [].concat(flags.aliases[key] || [], key);
      const keys = Object.keys(flag);
      const setAlias = toCheck.find(key => keys.includes(key));
      return setAlias ? flag[setAlias] : false;
    }
    function hasAnyFlag(key) {
      const flagsKeys = Object.keys(flags);
      const toCheck = [].concat(flagsKeys.map(k => flags[k]));
      return toCheck.some(function (flag) {
        return Array.isArray(flag) ? flag.includes(key) : flag[key];
      });
    }
    function hasFlagsMatching(arg, ...patterns) {
      const toCheck = [].concat(...patterns);
      return toCheck.some(function (pattern) {
        const match = arg.match(pattern);
        return match && hasAnyFlag(match[1]);
      });
    }
    // based on a simplified version of the short flag group parsing logic
    function hasAllShortFlags(arg) {
      // if this is a negative number, or doesn't start with a single hyphen, it's not a short flag group
      if (arg.match(negative) || !arg.match(/^-[^-]+/)) {
        return false;
      }
      let hasAllFlags = true;
      let next;
      const letters = arg.slice(1).split('');
      for (let j = 0; j < letters.length; j++) {
        next = arg.slice(j + 2);
        if (!hasAnyFlag(letters[j])) {
          hasAllFlags = false;
          break;
        }
        if (letters[j + 1] && letters[j + 1] === '=' || next === '-' || /[A-Za-z]/.test(letters[j]) && /^-?\d+(\.\d*)?(e-?\d+)?$/.test(next) || letters[j + 1] && letters[j + 1].match(/\W/)) {
          break;
        }
      }
      return hasAllFlags;
    }
    function isUnknownOptionAsArg(arg) {
      return configuration['unknown-options-as-args'] && isUnknownOption(arg);
    }
    function isUnknownOption(arg) {
      arg = arg.replace(/^-{3,}/, '--');
      // ignore negative numbers
      if (arg.match(negative)) {
        return false;
      }
      // if this is a short option group and all of them are configured, it isn't unknown
      if (hasAllShortFlags(arg)) {
        return false;
      }
      // e.g. '--count=2'
      const flagWithEquals = /^-+([^=]+?)=[\s\S]*$/;
      // e.g. '-a' or '--arg'
      const normalFlag = /^-+([^=]+?)$/;
      // e.g. '-a-'
      const flagEndingInHyphen = /^-+([^=]+?)-$/;
      // e.g. '-abc123'
      const flagEndingInDigits = /^-+([^=]+?\d+)$/;
      // e.g. '-a/usr/local'
      const flagEndingInNonWordCharacters = /^-+([^=]+?)\W+.*$/;
      // check the different types of flag styles, including negatedBoolean, a pattern defined near the start of the parse method
      return !hasFlagsMatching(arg, flagWithEquals, negatedBoolean, normalFlag, flagEndingInHyphen, flagEndingInDigits, flagEndingInNonWordCharacters);
    }
    // make a best effort to pick a default value
    // for an option based on name and type.
    function defaultValue(key) {
      if (!checkAllAliases(key, flags.bools) && !checkAllAliases(key, flags.counts) && `${key}` in defaults) {
        return defaults[key];
      } else {
        return defaultForType(guessType(key));
      }
    }
    // return a default value, given the type of a flag.,
    function defaultForType(type) {
      const def = {
        [DefaultValuesForTypeKey.BOOLEAN]: true,
        [DefaultValuesForTypeKey.STRING]: '',
        [DefaultValuesForTypeKey.NUMBER]: undefined,
        [DefaultValuesForTypeKey.ARRAY]: []
      };
      return def[type];
    }
    // given a flag, enforce a default type.
    function guessType(key) {
      let type = DefaultValuesForTypeKey.BOOLEAN;
      if (checkAllAliases(key, flags.strings)) type = DefaultValuesForTypeKey.STRING;else if (checkAllAliases(key, flags.numbers)) type = DefaultValuesForTypeKey.NUMBER;else if (checkAllAliases(key, flags.bools)) type = DefaultValuesForTypeKey.BOOLEAN;else if (checkAllAliases(key, flags.arrays)) type = DefaultValuesForTypeKey.ARRAY;
      return type;
    }
    function isUndefined(num) {
      return num === undefined;
    }
    // check user configuration settings for inconsistencies
    function checkConfiguration() {
      // count keys should not be set as array/narg
      Object.keys(flags.counts).find(key => {
        if (checkAllAliases(key, flags.arrays)) {
          error = Error(__('Invalid configuration: %s, opts.count excludes opts.array.', key));
          return true;
        } else if (checkAllAliases(key, flags.nargs)) {
          error = Error(__('Invalid configuration: %s, opts.count excludes opts.narg.', key));
          return true;
        }
        return false;
      });
    }
    return {
      aliases: Object.assign({}, flags.aliases),
      argv: Object.assign(argvReturn, argv),
      configuration: configuration,
      defaulted: Object.assign({}, defaulted),
      error: error,
      newAliases: Object.assign({}, newAliases)
    };
  }
}
// if any aliases reference each other, we should
// merge them together.
function combineAliases(aliases) {
  const aliasArrays = [];
  const combined = Object.create(null);
  let change = true;
  // turn alias lookup hash {key: ['alias1', 'alias2']} into
  // a simple array ['key', 'alias1', 'alias2']
  Object.keys(aliases).forEach(function (key) {
    aliasArrays.push([].concat(aliases[key], key));
  });
  // combine arrays until zero changes are
  // made in an iteration.
  while (change) {
    change = false;
    for (let i = 0; i < aliasArrays.length; i++) {
      for (let ii = i + 1; ii < aliasArrays.length; ii++) {
        const intersect = aliasArrays[i].filter(function (v) {
          return aliasArrays[ii].indexOf(v) !== -1;
        });
        if (intersect.length) {
          aliasArrays[i] = aliasArrays[i].concat(aliasArrays[ii]);
          aliasArrays.splice(ii, 1);
          change = true;
          break;
        }
      }
    }
  }
  // map arrays back to the hash-lookup (de-dupe while
  // we're at it).
  aliasArrays.forEach(function (aliasArray) {
    aliasArray = aliasArray.filter(function (v, i, self) {
      return self.indexOf(v) === i;
    });
    const lastAlias = aliasArray.pop();
    if (lastAlias !== undefined && typeof lastAlias === 'string') {
      combined[lastAlias] = aliasArray;
    }
  });
  return combined;
}
// this function should only be called when a count is given as an arg
// it is NOT called to set a default value
// thus we can start the count at 1 instead of 0
function increment(orig) {
  return orig !== undefined ? orig + 1 : 1;
}
// TODO(bcoe): in the next major version of yargs, switch to
// Object.create(null) for dot notation:
function sanitizeKey(key) {
  if (key === '__proto__') return '___proto___';
  return key;
}
function stripQuotes(val) {
  return typeof val === 'string' && (val[0] === "'" || val[0] === '"') && val[val.length - 1] === val[0] ? val.substring(1, val.length - 1) : val;
}

/**
 * @fileoverview Main entrypoint for libraries using yargs-parser in Node.js
 *
 * @license
 * Copyright (c) 2016, Contributors
 * SPDX-License-Identifier: ISC
 */
var _a, _b, _c;
// See https://github.com/yargs/yargs-parser#supported-nodejs-versions for our
// version support policy. The YARGS_MIN_NODE_VERSION is used for testing only.
const minNodeVersion = process && process.env && process.env.YARGS_MIN_NODE_VERSION ? Number(process.env.YARGS_MIN_NODE_VERSION) : 20;
const nodeVersion = (_b = (_a = process === null || process === void 0 ? void 0 : process.versions) === null || _a === void 0 ? void 0 : _a.node) !== null && _b !== void 0 ? _b : (_c = process === null || process === void 0 ? void 0 : process.version) === null || _c === void 0 ? void 0 : _c.slice(1);
if (nodeVersion) {
  const major = Number(nodeVersion.match(/^([^.]+)/)[1]);
  if (major < minNodeVersion) {
    throw Error(`yargs parser supports a minimum Node.js version of ${minNodeVersion}. Read our version support policy: https://github.com/yargs/yargs-parser#supported-nodejs-versions`);
  }
}
// Creates a yargs-parser instance using Node.js standard libraries:
const env = process ? process.env : {};
const require$1 = module$1.createRequire ? module$1.createRequire((typeof document === 'undefined' ? require('u' + 'rl').pathToFileURL(__filename).href : (_documentCurrentScript && _documentCurrentScript.tagName.toUpperCase() === 'SCRIPT' && _documentCurrentScript.src || new URL('yargs-parser.js', document.baseURI).href))) : undefined;
const parser = new YargsParser({
  cwd: process.cwd,
  env: () => {
    return env;
  },
  format: util.format,
  normalize: path.normalize,
  resolve: path.resolve,
  require: path => {
    if (typeof require$1 !== 'undefined') {
      return require$1(path);
    } else if (path.match(/\.json$/)) {
      // Addresses: https://github.com/yargs/yargs/issues/2040
      return JSON.parse(fs.readFileSync(path, 'utf8'));
    } else {
      throw Error('only .json config files are supported in ESM');
    }
  }
});
const yargsParser$1 = function Parser(args, opts) {
  const result = parser.parse(args.slice(), opts);
  return result.argv;
};
yargsParser$1.detailed = function (args, opts) {
  return parser.parse(args.slice(), opts);
};
yargsParser$1.camelCase = camelCase;
yargsParser$1.decamelize = decamelize;
yargsParser$1.looksLikeNumber = looksLikeNumber;

var lib = /*#__PURE__*/Object.freeze({
	__proto__: null,
	default: yargsParser$1,
	"module.exports": yargsParser$1
});

var require$$0 = /*@__PURE__*/getAugmentedNamespace(lib);

var yargsParser;
var hasRequiredYargsParser;
function requireYargsParser() {
  if (hasRequiredYargsParser) return yargsParser;
  hasRequiredYargsParser = 1;
  yargsParser = require$$0;
  return yargsParser;
}

var yargsParserExports = requireYargsParser();

module.exports = yargsParserExports;
