rollup
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Next-generation ES module bundler
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#!/usr/bin/env node
/*
@license
Rollup.js v4.38.0
Sat, 29 Mar 2025 06:28:32 GMT - commit 22b64bcc511dfc40ce463e3f662a928915908713
https://github.com/rollup/rollup
Released under the MIT License.
*/
'use strict';
Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
const process$1 = require('node:process');
const rollup = require('../shared/rollup.js');
const require$$2 = require('util');
const require$$0 = require('path');
const require$$0$1 = require('fs');
const parseAst_js = require('../shared/parseAst.js');
const fseventsImporter = require('../shared/fsevents-importer.js');
const promises = require('node:fs/promises');
const path = require('node:path');
const loadConfigFile_js = require('../shared/loadConfigFile.js');
require('../native.js');
require('node:perf_hooks');
require('node:url');
require('../getLogFilter.js');
const help = "rollup version __VERSION__\n=====================================\n\nUsage: rollup [options] <entry file>\n\nBasic options:\n\n-c, --config <filename> Use this config file (if argument is used but value\n is unspecified, defaults to rollup.config.js)\n-d, --dir <dirname> Directory for chunks (if absent, prints to stdout)\n-e, --external <ids> Comma-separate list of module IDs to exclude\n-f, --format <format> Type of output (amd, cjs, es, iife, umd, system)\n-g, --globals <pairs> Comma-separate list of `moduleID:Global` pairs\n-h, --help Show this help message\n-i, --input <filename> Input (alternative to <entry file>)\n-m, --sourcemap Generate sourcemap (`-m inline` for inline map)\n-n, --name <name> Name for UMD export\n-o, --file <output> Single output file (if absent, prints to stdout)\n-p, --plugin <plugin> Use the plugin specified (may be repeated)\n-v, --version Show version number\n-w, --watch Watch files in bundle and rebuild on changes\n--amd.autoId Generate the AMD ID based off the chunk name\n--amd.basePath <prefix> Path to prepend to auto generated AMD ID\n--amd.define <name> Function to use in place of `define`\n--amd.forceJsExtensionForImports Use `.js` extension in AMD imports\n--amd.id <id> ID for AMD module (default is anonymous)\n--assetFileNames <pattern> Name pattern for emitted assets\n--banner <text> Code to insert at top of bundle (outside wrapper)\n--chunkFileNames <pattern> Name pattern for emitted secondary chunks\n--compact Minify wrapper code\n--context <variable> Specify top-level `this` value\n--no-dynamicImportInCjs Write external dynamic CommonJS imports as require\n--entryFileNames <pattern> Name pattern for emitted entry chunks\n--environment <values> Settings passed to config file (see example)\n--no-esModule Do not add __esModule property\n--exports <mode> Specify export mode (auto, default, named, none)\n--extend Extend global variable defined by --name\n--no-externalImportAttributes Omit import attributes in \"es\" output\n--no-externalLiveBindings Do not generate code to support live bindings\n--failAfterWarnings Exit with an error if the build produced warnings\n--filterLogs <filter> Filter log messages\n--footer <text> Code to insert at end of bundle (outside wrapper)\n--forceExit Force exit the process when done\n--no-freeze Do not freeze namespace objects\n--generatedCode <preset> Which code features to use (es5/es2015)\n--generatedCode.arrowFunctions Use arrow functions in generated code\n--generatedCode.constBindings Use \"const\" in generated code\n--generatedCode.objectShorthand Use shorthand properties in generated code\n--no-generatedCode.reservedNamesAsProps Always quote reserved names as props\n--generatedCode.symbols Use symbols in generated code\n--hashCharacters <name> Use the specified character set for file hashes\n--no-hoistTransitiveImports Do not hoist transitive imports into entry chunks\n--importAttributesKey <name> Use the specified keyword for import attributes\n--no-indent Don't indent result\n--inlineDynamicImports Create single bundle when using dynamic imports\n--no-interop Do not include interop block\n--intro <text> Code to insert at top of bundle (inside wrapper)\n--logLevel <level> Which kind of logs to display\n--no-makeAbsoluteExternalsRelative Prevent normalization of external imports\n--maxParallelFileOps <value> How many files to read in parallel\n--minifyInternalExports Force or disable minification of internal exports\n--noConflict Generate a noConflict method for UMD globals\n--outro <text> Code to insert at end of bundle (inside wrapper)\n--perf Display performance timings\n--no-preserveEntrySignatures Avoid facade chunks for entry points\n--preserveModules Preserve module structure\n--preserveModulesRoot Put preserved modules under this path at root level\n--preserveSymlinks Do not follow symlinks when resolving files\n--no-reexportProtoFromExternal Ignore `__proto__` in star re-exports\n--no-sanitizeFileName Do not replace invalid characters in file names\n--shimMissingExports Create shim variables for missing exports\n--silent Don't print warnings\n--sourcemapBaseUrl <url> Emit absolute sourcemap URLs with given base\n--sourcemapDebugIds Emit unique debug ids in source and sourcemaps\n--sourcemapExcludeSources Do not include source code in source maps\n--sourcemapFile <file> Specify bundle position for source maps\n--sourcemapFileNames <pattern> Name pattern for emitted sourcemaps\n--stdin=ext Specify file extension used for stdin input\n--no-stdin Do not read \"-\" from stdin\n--no-strict Don't emit `\"use strict\";` in the generated modules\n--strictDeprecations Throw errors for deprecated features\n--no-systemNullSetters Do not replace empty SystemJS setters with `null`\n--no-treeshake Disable tree-shaking optimisations\n--no-treeshake.annotations Ignore pure call annotations\n--treeshake.correctVarValueBeforeDeclaration Deoptimize variables until declared\n--treeshake.manualPureFunctions <names> Manually declare functions as pure\n--no-treeshake.moduleSideEffects Assume modules have no side effects\n--no-treeshake.propertyReadSideEffects Ignore property access side effects\n--no-treeshake.tryCatchDeoptimization Do not turn off try-catch-tree-shaking\n--no-treeshake.unknownGlobalSideEffects Assume unknown globals do not throw\n--validate Validate output\n--waitForBundleInput Wait for bundle input files\n--watch.buildDelay <number> Throttle watch rebuilds\n--no-watch.clearScreen Do not clear the screen when rebuilding\n--watch.exclude <files> Exclude files from being watched\n--watch.include <files> Limit watching to specified files\n--watch.onBundleEnd <cmd> Shell command to run on `\"BUNDLE_END\"` event\n--watch.onBundleStart <cmd> Shell command to run on `\"BUNDLE_START\"` event\n--watch.onEnd <cmd> Shell command to run on `\"END\"` event\n--watch.onError <cmd> Shell command to run on `\"ERROR\"` event\n--watch.onStart <cmd> Shell command to run on `\"START\"` event\n--watch.skipWrite Do not write files to disk when watching\n\nExamples:\n\n# use settings in config file\nrollup -c\n\n# in config file, process.env.INCLUDE_DEPS === 'true'\n# and process.env.BUILD === 'production'\nrollup -c --environment INCLUDE_DEPS,BUILD:production\n\n# create CommonJS bundle.js from src/main.js\nrollup --format=cjs --file=bundle.js -- src/main.js\n\n# create self-executing IIFE using `window.jQuery`\n# and `window._` as external globals\nrollup -f iife --globals jquery:jQuery,lodash:_ \\\n -i src/app.js -o build/app.js -m build/app.js.map\n\nNotes:\n\n* When piping to stdout, only inline sourcemaps are permitted\n\nFor more information visit https://rollupjs.org\n";
/**
* @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
*/
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;