“use strict”;
Object.defineProperty(exports, “__esModule”, {
value: true
}); exports.default = exports.semverMin = exports.isBrowsersQueryValid = void 0;
var _browserslist = _interopRequireDefault(require(“browserslist”));
var _invariant = _interopRequireDefault(require(“invariant”));
var _semver = _interopRequireDefault(require(“semver”));
var _utils = require(“./utils”);
var _builtInModules = _interopRequireDefault(require(“../data/built-in-modules.json”));
var _options = require(“./options”);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
const browserslistDefaults = _browserslist.default.defaults; const validBrowserslistTargets = […Object.keys(_browserslist.default.data), …Object.keys(_browserslist.default.aliases)];
const objectToBrowserslist = object => {
return Object.keys(object).reduce((list, targetName) => { if (validBrowserslistTargets.indexOf(targetName) >= 0) { const targetVersion = object[targetName]; return list.concat(`${targetName} ${targetVersion}`); } return list; }, []);
};
const validateTargetNames = targets => {
const validTargets = Object.keys(_options.TargetNames); for (const target in targets) { if (!_options.TargetNames[target]) { throw new Error(`Invalid Option: '${target}' is not a valid target Maybe you meant to use '${(0, _utils.findSuggestion)(validTargets, target)}'?`); } }
};
const browserNameMap = {
and_chr: "chrome", and_ff: "firefox", android: "android", chrome: "chrome", edge: "edge", firefox: "firefox", ie: "ie", ie_mob: "ie", ios_saf: "ios", node: "node", op_mob: "opera", opera: "opera", safari: "safari", samsung: "samsung"
};
const isBrowsersQueryValid = browsers => typeof browsers === “string” || Array.isArray(browsers);
exports.isBrowsersQueryValid = isBrowsersQueryValid;
const validateBrowsers = browsers => {
(0, _invariant.default)(typeof browsers === "undefined" || isBrowsersQueryValid(browsers), `Invalid Option: '${browsers}' is not a valid browserslist query`); return browsers;
};
const semverMin = (first, second) => {
return first && _semver.default.lt(first, second) ? first : second;
};
exports.semverMin = semverMin;
const mergeBrowsers = (fromQuery, fromTarget) => {
return Object.keys(fromTarget).reduce((queryObj, targKey) => { if (targKey !== _options.TargetNames.browsers) { queryObj[targKey] = fromTarget[targKey]; } return queryObj; }, fromQuery);
};
const getLowestVersions = browsers => {
return browsers.reduce((all, browser) => { const [browserName, browserVersion] = browser.split(" "); const normalizedBrowserName = browserNameMap[browserName]; if (!normalizedBrowserName) { return all; } try { const splitVersion = browserVersion.split("-")[0].toLowerCase(); const isSplitUnreleased = (0, _utils.isUnreleasedVersion)(splitVersion, browserName); if (!all[normalizedBrowserName]) { all[normalizedBrowserName] = isSplitUnreleased ? splitVersion : (0, _utils.semverify)(splitVersion); return all; } const version = all[normalizedBrowserName]; const isUnreleased = (0, _utils.isUnreleasedVersion)(version, browserName); if (isUnreleased && isSplitUnreleased) { all[normalizedBrowserName] = (0, _utils.getLowestUnreleased)(version, splitVersion, browserName); } else if (isUnreleased) { all[normalizedBrowserName] = (0, _utils.semverify)(splitVersion); } else if (!isUnreleased && !isSplitUnreleased) { const parsedBrowserVersion = (0, _utils.semverify)(splitVersion); all[normalizedBrowserName] = semverMin(version, parsedBrowserVersion); } } catch (e) {} return all; }, {});
};
const outputDecimalWarning = decimalTargets => {
if (!decimalTargets || !decimalTargets.length) { return; } console.log("Warning, the following targets are using a decimal version:"); console.log(""); decimalTargets.forEach(({ target, value }) => console.log(` ${target}: ${value}`)); console.log(""); console.log("We recommend using a string for minor/patch versions to avoid numbers like 6.10"); console.log("getting parsed as 6.1, which can lead to unexpected behavior."); console.log("");
};
const semverifyTarget = (target, value) => {
try { return (0, _utils.semverify)(value); } catch (error) { throw new Error(`Invalid Option: '${value}' is not a valid value for 'targets.${target}'.`); }
};
const targetParserMap = {
__default: (target, value) => { const version = (0, _utils.isUnreleasedVersion)(value, target) ? value.toLowerCase() : semverifyTarget(target, value); return [target, version]; }, node: (target, value) => { const parsed = value === true || value === "current" ? process.versions.node : semverifyTarget(target, value); return [target, parsed]; }
};
const getTargets = (targets = {}, options = {}) => {
const targetOpts = {}; validateTargetNames(targets); if (targets.esmodules) { const supportsESModules = _builtInModules.default["es6.module"]; targets.browsers = Object.keys(supportsESModules).map(browser => `${browser} ${supportsESModules[browser]}`).join(", "); } const browsersquery = validateBrowsers(targets.browsers); const hasTargets = Object.keys(targets).length > 0; const shouldParseBrowsers = !!targets.browsers; const shouldSearchForConfig = !options.ignoreBrowserslistConfig && !hasTargets; if (shouldParseBrowsers || shouldSearchForConfig) { if (!hasTargets) { _browserslist.default.defaults = objectToBrowserslist(targets); } const browsers = (0, _browserslist.default)(browsersquery, { path: options.configPath, mobileToDesktop: true }); const queryBrowsers = getLowestVersions(browsers); targets = mergeBrowsers(queryBrowsers, targets); _browserslist.default.defaults = browserslistDefaults; } const parsed = Object.keys(targets).filter(value => value !== _options.TargetNames.esmodules).sort().reduce((results, target) => { if (target !== _options.TargetNames.browsers) { const value = targets[target]; if (typeof value === "number" && value % 1 !== 0) { results.decimalWarnings.push({ target, value }); } const parser = targetParserMap[target] || targetParserMap.__default; const [parsedTarget, parsedValue] = parser(target, value); if (parsedValue) { results.targets[parsedTarget] = parsedValue; } } return results; }, { targets: targetOpts, decimalWarnings: [] }); outputDecimalWarning(parsed.decimalWarnings); return parsed.targets;
};
var _default = getTargets; exports.default = _default;