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							7.0 KiB
						
					
					
				
			
		
		
	
	
							255 lines
						
					
					
						
							7.0 KiB
						
					
					
				"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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exports.isBrowsersQueryValid = isBrowsersQueryValid; | 
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exports.default = getTargets; | 
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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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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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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, "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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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, "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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 | 
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var _browserslist = require("browserslist"); | 
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 | 
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var _helperValidatorOption = require("@babel/helper-validator-option"); | 
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 | 
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var _nativeModules = require("@babel/compat-data/native-modules"); | 
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 | 
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var _utils = require("./utils"); | 
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 | 
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var _targets = require("./targets"); | 
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 | 
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var _options = require("./options"); | 
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 | 
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var _pretty = require("./pretty"); | 
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 | 
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var _debug = require("./debug"); | 
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 | 
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var _filterItems = require("./filter-items"); | 
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 | 
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const ESM_SUPPORT = _nativeModules["es6.module"]; | 
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const v = new _helperValidatorOption.OptionValidator("@babel/helper-compilation-targets"); | 
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 | 
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function validateTargetNames(targets) { | 
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  const validTargets = Object.keys(_options.TargetNames); | 
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 | 
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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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 | 
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  return targets; | 
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} | 
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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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 | 
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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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 | 
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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 normalizedBrowserName = _targets.browserNameMap[browserName]; | 
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 | 
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    if (!normalizedBrowserName) { | 
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      return all; | 
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    } | 
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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, browserName); | 
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 | 
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      if (!all[normalizedBrowserName]) { | 
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        all[normalizedBrowserName] = isSplitUnreleased ? splitVersion : (0, _utils.semverify)(splitVersion); | 
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        return all; | 
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      } | 
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 | 
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      const version = all[normalizedBrowserName]; | 
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      const isUnreleased = (0, _utils.isUnreleasedVersion)(version, browserName); | 
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 | 
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      if (isUnreleased && isSplitUnreleased) { | 
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        all[normalizedBrowserName] = (0, _utils.getLowestUnreleased)(version, splitVersion, browserName); | 
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      } else if (isUnreleased) { | 
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        all[normalizedBrowserName] = (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[normalizedBrowserName] = (0, _utils.semverMin)(version, parsedBrowserVersion); | 
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      } | 
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    } catch (e) {} | 
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 | 
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    return all; | 
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  }, {}); | 
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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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 | 
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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}: ${value}`)); | 
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  console.warn(` | 
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We recommend using a string for minor/patch versions to avoid numbers like 6.10 | 
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getting parsed as 6.1, which can lead to unexpected behavior. | 
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`); | 
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} | 
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 | 
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function semverifyTarget(target, value) { | 
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  try { | 
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    return (0, _utils.semverify)(value); | 
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  } catch (error) { | 
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    throw new Error(v.formatMessage(`'${value}' is not a valid value for 'targets.${target}'.`)); | 
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  } | 
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} | 
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 | 
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const targetParserMap = { | 
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  __default(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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 | 
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  node(target, value) { | 
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    const parsed = value === true || value === "current" ? process.versions.node : semverifyTarget(target, value); | 
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    return [target, parsed]; | 
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  } | 
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 | 
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}; | 
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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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 | 
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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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 | 
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  return getLowestVersions(resolved); | 
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} | 
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 | 
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function getTargets(inputTargets = {}, options = {}) { | 
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  var _browsers; | 
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 | 
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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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  } = 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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 | 
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  if (!browsers && shouldSearchForConfig) { | 
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    browsers = _browserslist.loadConfig({ | 
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      config: options.configFile, | 
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      path: configPath, | 
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      env: options.browserslistEnv | 
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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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 | 
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  if (browsers) { | 
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    const queryBrowsers = resolveTargets(browsers, options.browserslistEnv); | 
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 | 
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    if (esmodules === "intersect") { | 
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      for (const browser of Object.keys(queryBrowsers)) { | 
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        const version = queryBrowsers[browser]; | 
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 | 
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        if (ESM_SUPPORT[browser]) { | 
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          queryBrowsers[browser] = (0, _utils.getHighestUnreleased)(version, (0, _utils.semverify)(ESM_SUPPORT[browser]), browser); | 
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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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 | 
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    targets = Object.assign(queryBrowsers, targets); | 
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  } | 
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 | 
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  const result = {}; | 
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  const decimalWarnings = []; | 
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 | 
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  for (const target of Object.keys(targets).sort()) { | 
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    var _targetParserMap$targ; | 
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 | 
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    const value = targets[target]; | 
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 | 
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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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 | 
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    const parser = (_targetParserMap$targ = targetParserMap[target]) != null ? _targetParserMap$targ : targetParserMap.__default; | 
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    const [parsedTarget, parsedValue] = parser(target, value); | 
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 | 
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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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 | 
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  outputDecimalWarning(decimalWarnings); | 
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  return result; | 
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} |