233 lines
		
	
	
		
			7.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			233 lines
		
	
	
		
			7.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| "use strict";
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| 
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| Object.defineProperty(exports, "__esModule", {
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|   value: true
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| });
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| Object.defineProperty(exports, "TargetNames", {
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|   enumerable: true,
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|   get: function () {
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|     return _options.TargetNames;
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|   }
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| });
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| exports.default = getTargets;
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| Object.defineProperty(exports, "filterItems", {
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|   enumerable: true,
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|   get: function () {
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|     return _filterItems.default;
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|   }
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| });
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| Object.defineProperty(exports, "getInclusionReasons", {
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|   enumerable: true,
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|   get: function () {
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|     return _debug.getInclusionReasons;
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|   }
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| });
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| exports.isBrowsersQueryValid = isBrowsersQueryValid;
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| Object.defineProperty(exports, "isRequired", {
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|   enumerable: true,
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|   get: function () {
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|     return _filterItems.isRequired;
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|   }
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| });
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| Object.defineProperty(exports, "prettifyTargets", {
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|   enumerable: true,
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|   get: function () {
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|     return _pretty.prettifyTargets;
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|   }
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| });
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| Object.defineProperty(exports, "unreleasedLabels", {
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|   enumerable: true,
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|   get: function () {
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|     return _targets.unreleasedLabels;
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|   }
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| });
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| var _browserslist = require("browserslist");
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| var _helperValidatorOption = require("@babel/helper-validator-option");
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| var _lruCache = require("lru-cache");
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| var _utils = require("./utils.js");
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| var _targets = require("./targets.js");
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| var _options = require("./options.js");
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| var _pretty = require("./pretty.js");
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| var _debug = require("./debug.js");
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| var _filterItems = require("./filter-items.js");
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| const browserModulesData = require("@babel/compat-data/native-modules");
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| const ESM_SUPPORT = browserModulesData["es6.module"];
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| const v = new _helperValidatorOption.OptionValidator("@babel/helper-compilation-targets");
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| function validateTargetNames(targets) {
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|   const validTargets = Object.keys(_options.TargetNames);
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|   for (const target of Object.keys(targets)) {
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|     if (!(target in _options.TargetNames)) {
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|       throw new Error(v.formatMessage(`'${target}' is not a valid target
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| - Did you mean '${(0, _helperValidatorOption.findSuggestion)(target, validTargets)}'?`));
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|     }
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|   }
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|   return targets;
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| }
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| function isBrowsersQueryValid(browsers) {
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|   return typeof browsers === "string" || Array.isArray(browsers) && browsers.every(b => typeof b === "string");
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| }
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| function validateBrowsers(browsers) {
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|   v.invariant(browsers === undefined || isBrowsersQueryValid(browsers), `'${String(browsers)}' is not a valid browserslist query`);
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|   return browsers;
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| }
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| function getLowestVersions(browsers) {
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|   return browsers.reduce((all, browser) => {
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|     const [browserName, browserVersion] = browser.split(" ");
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|     const target = _targets.browserNameMap[browserName];
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|     if (!target) {
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|       return all;
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|     }
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|     try {
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|       const splitVersion = browserVersion.split("-")[0].toLowerCase();
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|       const isSplitUnreleased = (0, _utils.isUnreleasedVersion)(splitVersion, target);
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|       if (!all[target]) {
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|         all[target] = isSplitUnreleased ? splitVersion : (0, _utils.semverify)(splitVersion);
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|         return all;
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|       }
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|       const version = all[target];
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|       const isUnreleased = (0, _utils.isUnreleasedVersion)(version, target);
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|       if (isUnreleased && isSplitUnreleased) {
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|         all[target] = (0, _utils.getLowestUnreleased)(version, splitVersion, target);
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|       } else if (isUnreleased) {
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|         all[target] = (0, _utils.semverify)(splitVersion);
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|       } else if (!isUnreleased && !isSplitUnreleased) {
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|         const parsedBrowserVersion = (0, _utils.semverify)(splitVersion);
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|         all[target] = (0, _utils.semverMin)(version, parsedBrowserVersion);
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|       }
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|     } catch (_) {}
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|     return all;
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|   }, {});
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| }
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| function outputDecimalWarning(decimalTargets) {
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|   if (!decimalTargets.length) {
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|     return;
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|   }
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|   console.warn("Warning, the following targets are using a decimal version:\n");
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|   decimalTargets.forEach(({
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|     target,
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|     value
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|   }) => console.warn(`  ${target}: ${value}`));
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|   console.warn(`
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| We recommend using a string for minor/patch versions to avoid numbers like 6.10
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| getting parsed as 6.1, which can lead to unexpected behavior.
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| `);
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| }
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| function semverifyTarget(target, value) {
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|   try {
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|     return (0, _utils.semverify)(value);
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|   } catch (_) {
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|     throw new Error(v.formatMessage(`'${value}' is not a valid value for 'targets.${target}'.`));
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|   }
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| }
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| function nodeTargetParser(value) {
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|   const parsed = value === true || value === "current" ? process.versions.node.split("-")[0] : semverifyTarget("node", value);
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|   return ["node", parsed];
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| }
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| function defaultTargetParser(target, value) {
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|   const version = (0, _utils.isUnreleasedVersion)(value, target) ? value.toLowerCase() : semverifyTarget(target, value);
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|   return [target, version];
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| }
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| function generateTargets(inputTargets) {
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|   const input = Object.assign({}, inputTargets);
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|   delete input.esmodules;
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|   delete input.browsers;
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|   return input;
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| }
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| function resolveTargets(queries, env) {
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|   const resolved = _browserslist(queries, {
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|     mobileToDesktop: true,
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|     env
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|   });
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|   return getLowestVersions(resolved);
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| }
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| const targetsCache = new _lruCache({
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|   max: 64
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| });
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| function resolveTargetsCached(queries, env) {
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|   const cacheKey = typeof queries === "string" ? queries : queries.join() + env;
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|   let cached = targetsCache.get(cacheKey);
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|   if (!cached) {
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|     cached = resolveTargets(queries, env);
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|     targetsCache.set(cacheKey, cached);
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|   }
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|   return Object.assign({}, cached);
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| }
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| function getTargets(inputTargets = {}, options = {}) {
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|   var _browsers, _browsers2;
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|   let {
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|     browsers,
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|     esmodules
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|   } = inputTargets;
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|   const {
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|     configPath = ".",
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|     onBrowserslistConfigFound
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|   } = options;
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|   validateBrowsers(browsers);
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|   const input = generateTargets(inputTargets);
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|   let targets = validateTargetNames(input);
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|   const shouldParseBrowsers = !!browsers;
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|   const hasTargets = shouldParseBrowsers || Object.keys(targets).length > 0;
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|   const shouldSearchForConfig = !options.ignoreBrowserslistConfig && !hasTargets;
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|   if (!browsers && shouldSearchForConfig) {
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|     browsers = process.env.BROWSERSLIST;
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|     if (!browsers) {
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|       const configFile = options.configFile || process.env.BROWSERSLIST_CONFIG || _browserslist.findConfigFile(configPath);
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|       if (configFile != null) {
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|         onBrowserslistConfigFound == null || onBrowserslistConfigFound(configFile);
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|         browsers = _browserslist.loadConfig({
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|           config: configFile,
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|           env: options.browserslistEnv
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|         });
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|       }
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|     }
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|     if (browsers == null) {
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|       {
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|         browsers = [];
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|       }
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|     }
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|   }
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|   ;
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|   if (esmodules && (esmodules !== "intersect" || !((_browsers = browsers) != null && _browsers.length))) {
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|     browsers = Object.keys(ESM_SUPPORT).map(browser => `${browser} >= ${ESM_SUPPORT[browser]}`).join(", ");
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|     esmodules = false;
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|   }
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|   if ((_browsers2 = browsers) != null && _browsers2.length) {
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|     const queryBrowsers = resolveTargetsCached(browsers, options.browserslistEnv);
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|     if (esmodules === "intersect") {
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|       for (const browser of Object.keys(queryBrowsers)) {
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|         if (browser !== "deno" && browser !== "ie") {
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|           const esmSupportVersion = ESM_SUPPORT[browser === "opera_mobile" ? "op_mob" : browser];
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|           if (esmSupportVersion) {
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|             const version = queryBrowsers[browser];
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|             queryBrowsers[browser] = (0, _utils.getHighestUnreleased)(version, (0, _utils.semverify)(esmSupportVersion), browser);
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|           } else {
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|             delete queryBrowsers[browser];
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|           }
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|         } else {
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|           delete queryBrowsers[browser];
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|         }
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|       }
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|     }
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|     targets = Object.assign(queryBrowsers, targets);
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|   }
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|   const result = {};
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|   const decimalWarnings = [];
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|   for (const target of Object.keys(targets).sort()) {
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|     const value = targets[target];
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|     if (typeof value === "number" && value % 1 !== 0) {
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|       decimalWarnings.push({
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|         target,
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|         value
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|       });
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|     }
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|     const [parsedTarget, parsedValue] = target === "node" ? nodeTargetParser(value) : defaultTargetParser(target, value);
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|     if (parsedValue) {
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|       result[parsedTarget] = parsedValue;
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|     }
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|   }
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|   outputDecimalWarning(decimalWarnings);
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|   return result;
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| }
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| 
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| //# sourceMappingURL=index.js.map
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