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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.normalizeCoreJSOption = normalizeCoreJSOption;
exports.default = normalizeOptions;
exports.validateUseBuiltInsOption = exports.validateModulesOption = exports.validateIgnoreBrowserslistConfig = exports.validateStringOption = exports.validateBoolOption = exports.validateConfigPathOption = exports.checkDuplicateIncludeExcludes = exports.normalizePluginName = void 0;
var _data = _interopRequireDefault(require("core-js-compat/data"));
var _levenary = _interopRequireDefault(require("levenary"));
var _invariant = _interopRequireDefault(require("invariant"));
var _semver = require("semver");
var _corejs2BuiltIns = _interopRequireDefault(require("@babel/compat-data/corejs2-built-ins"));
var _pluginsCompatData = require("./plugins-compat-data");
var _moduleTransformations = _interopRequireDefault(require("./module-transformations"));
var _options = require("./options");
var _getPlatformSpecificDefault = require("./polyfills/corejs2/get-platform-specific-default");
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
const validateTopLevelOptions = options => {
const validOptions = Object.keys(_options.TopLevelOptions);
for (const option in options) {
if (!_options.TopLevelOptions[option]) {
throw new Error(`Invalid Option: ${option} is not a valid top-level option.
Maybe you meant to use '${(0, _levenary.default)(option, validOptions)}'?`);
}
}
};
const allPluginsList = Object.keys(_pluginsCompatData.plugins);
const modulePlugins = ["proposal-dynamic-import", ...Object.keys(_moduleTransformations.default).map(m => _moduleTransformations.default[m])];
const getValidIncludesAndExcludes = (type, corejs) => new Set([...allPluginsList, ...(type === "exclude" ? modulePlugins : []), ...(corejs ? corejs == 2 ? [...Object.keys(_corejs2BuiltIns.default), ..._getPlatformSpecificDefault.defaultWebIncludes] : Object.keys(_data.default) : [])]);
const pluginToRegExp = plugin => {
if (plugin instanceof RegExp) return plugin;
try {
return new RegExp(`^${normalizePluginName(plugin)}$`);
} catch (e) {
return null;
}
};
const selectPlugins = (regexp, type, corejs) => Array.from(getValidIncludesAndExcludes(type, corejs)).filter(item => regexp instanceof RegExp && regexp.test(item));
const flatten = array => [].concat(...array);
const expandIncludesAndExcludes = (plugins = [], type, corejs) => {
if (plugins.length === 0) return [];
const selectedPlugins = plugins.map(plugin => selectPlugins(pluginToRegExp(plugin), type, corejs));
const invalidRegExpList = plugins.filter((p, i) => selectedPlugins[i].length === 0);
(0, _invariant.default)(invalidRegExpList.length === 0, `Invalid Option: The plugins/built-ins '${invalidRegExpList.join(", ")}' passed to the '${type}' option are not
valid. Please check data/[plugin-features|built-in-features].js in babel-preset-env`);
return flatten(selectedPlugins);
};
const normalizePluginName = plugin => plugin.replace(/^(@babel\/|babel-)(plugin-)?/, "");
exports.normalizePluginName = normalizePluginName;
const checkDuplicateIncludeExcludes = (include = [], exclude = []) => {
const duplicates = include.filter(opt => exclude.indexOf(opt) >= 0);
(0, _invariant.default)(duplicates.length === 0, `Invalid Option: The plugins/built-ins '${duplicates.join(", ")}' were found in both the "include" and
"exclude" options.`);
};
exports.checkDuplicateIncludeExcludes = checkDuplicateIncludeExcludes;
const normalizeTargets = targets => {
if (typeof targets === "string" || Array.isArray(targets)) {
return {
browsers: targets
};
}
return Object.assign({}, targets);
};
const validateConfigPathOption = (configPath = process.cwd()) => {
(0, _invariant.default)(typeof configPath === "string", `Invalid Option: The configPath option '${configPath}' is invalid, only strings are allowed.`);
return configPath;
};
exports.validateConfigPathOption = validateConfigPathOption;
const validateBoolOption = (name, value, defaultValue) => {
if (typeof value === "undefined") {
value = defaultValue;
}
if (typeof value !== "boolean") {
throw new Error(`Preset env: '${name}' option must be a boolean.`);
}
return value;
};
exports.validateBoolOption = validateBoolOption;
const validateStringOption = (name, value, defaultValue) => {
if (typeof value === "undefined") {
value = defaultValue;
} else if (typeof value !== "string") {
throw new Error(`Preset env: '${name}' option must be a string.`);
}
return value;
};
exports.validateStringOption = validateStringOption;
const validateIgnoreBrowserslistConfig = ignoreBrowserslistConfig => validateBoolOption(_options.TopLevelOptions.ignoreBrowserslistConfig, ignoreBrowserslistConfig, false);
exports.validateIgnoreBrowserslistConfig = validateIgnoreBrowserslistConfig;
const validateModulesOption = (modulesOpt = _options.ModulesOption.auto) => {
(0, _invariant.default)(_options.ModulesOption[modulesOpt.toString()] || modulesOpt === _options.ModulesOption.false, `Invalid Option: The 'modules' option must be one of \n` + ` - 'false' to indicate no module processing\n` + ` - a specific module type: 'commonjs', 'amd', 'umd', 'systemjs'` + ` - 'auto' (default) which will automatically select 'false' if the current\n` + ` process is known to support ES module syntax, or "commonjs" otherwise\n`);
return modulesOpt;
};
exports.validateModulesOption = validateModulesOption;
const validateUseBuiltInsOption = (builtInsOpt = false) => {
(0, _invariant.default)(_options.UseBuiltInsOption[builtInsOpt.toString()] || builtInsOpt === _options.UseBuiltInsOption.false, `Invalid Option: The 'useBuiltIns' option must be either
'false' (default) to indicate no polyfill,
'"entry"' to indicate replacing the entry polyfill, or
'"usage"' to import only used polyfills per file`);
return builtInsOpt;
};
exports.validateUseBuiltInsOption = validateUseBuiltInsOption;
function normalizeCoreJSOption(corejs, useBuiltIns) {
let proposals = false;
let rawVersion;
if (useBuiltIns && corejs === undefined) {
rawVersion = 2;
console.warn("\nWARNING: We noticed you're using the `useBuiltIns` option without declaring a " + "core-js version. Currently, we assume version 2.x when no version " + "is passed. Since this default version will likely change in future " + "versions of Babel, we recommend explicitly setting the core-js version " + "you are using via the `corejs` option.\n" + "\nYou should also be sure that the version you pass to the `corejs` " + "option matches the version specified in your `package.json`'s " + "`dependencies` section. If it doesn't, you need to run one of the " + "following commands:\n\n" + " npm install --save core-js@2 npm install --save core-js@3\n" + " yarn add core-js@2 yarn add core-js@3\n");
} else if (typeof corejs === "object" && corejs !== null) {
rawVersion = corejs.version;
proposals = Boolean(corejs.proposals);
} else {
rawVersion = corejs;
}
const version = rawVersion ? (0, _semver.coerce)(String(rawVersion)) : false;
if (!useBuiltIns && version) {
console.log("\nThe `corejs` option only has an effect when the `useBuiltIns` option is not `false`\n");
}
if (useBuiltIns && (!version || version.major < 2 || version.major > 3)) {
throw new RangeError("Invalid Option: The version passed to `corejs` is invalid. Currently, " + "only core-js@2 and core-js@3 are supported.");
}
return {
version,
proposals
};
}
function normalizeOptions(opts) {
validateTopLevelOptions(opts);
const useBuiltIns = validateUseBuiltInsOption(opts.useBuiltIns);
const corejs = normalizeCoreJSOption(opts.corejs, useBuiltIns);
const include = expandIncludesAndExcludes(opts.include, _options.TopLevelOptions.include, !!corejs.version && corejs.version.major);
const exclude = expandIncludesAndExcludes(opts.exclude, _options.TopLevelOptions.exclude, !!corejs.version && corejs.version.major);
checkDuplicateIncludeExcludes(include, exclude);
const shippedProposals = validateBoolOption(_options.TopLevelOptions.shippedProposals, opts.shippedProposals, false);
return {
bugfixes: validateBoolOption(_options.TopLevelOptions.bugfixes, opts.bugfixes, false),
configPath: validateConfigPathOption(opts.configPath),
corejs,
debug: validateBoolOption(_options.TopLevelOptions.debug, opts.debug, false),
include,
exclude,
forceAllTransforms: validateBoolOption(_options.TopLevelOptions.forceAllTransforms, opts.forceAllTransforms, false),
ignoreBrowserslistConfig: validateIgnoreBrowserslistConfig(opts.ignoreBrowserslistConfig),
loose: validateBoolOption(_options.TopLevelOptions.loose, opts.loose, false),
modules: validateModulesOption(opts.modules),
shippedProposals,
spec: validateBoolOption(_options.TopLevelOptions.spec, opts.spec, false),
targets: normalizeTargets(opts.targets),
useBuiltIns: useBuiltIns,
browserslistEnv: validateStringOption(_options.TopLevelOptions.browserslistEnv, opts.browserslistEnv)
};
}