@babel/preset-env - npm Package Compare versions

Comparing version 7.13.5 to 7.23.7

data/core-js-compat.js

+module.exports = require("core-js-compat/data.json");

data/package.json

+{ "type": "commonjs" }

lib/available-plugins.js.map

+{"version":3,"names":["_pluginSyntaxImportAssertions","require","_pluginSyntaxImportAttributes","_pluginTransformAsyncGeneratorFunctions","_pluginTransformClassProperties","_pluginTransformClassStaticBlock","_pluginTransformDynamicImport","_pluginTransformExportNamespaceFrom","_pluginTransformJsonStrings","_pluginTransformLogicalAssignmentOperators","_pluginTransformNullishCoalescingOperator","_pluginTransformNumericSeparator","_pluginTransformObjectRestSpread","_pluginTransformOptionalCatchBinding","_pluginTransformOptionalChaining","_pluginTransformPrivateMethods","_pluginTransformPrivatePropertyInObject","_pluginTransformUnicodePropertyRegex","_pluginTransformAsyncToGenerator","_pluginTransformArrowFunctions","_pluginTransformBlockScopedFunctions","_pluginTransformBlockScoping","_pluginTransformClasses","_pluginTransformComputedProperties","_pluginTransformDestructuring","_pluginTransformDotallRegex","_pluginTransformDuplicateKeys","_pluginTransformExponentiationOperator","_pluginTransformForOf","_pluginTransformFunctionName","_pluginTransformLiterals","_pluginTransformMemberExpressionLiterals","_pluginTransformModulesAmd","_pluginTransformModulesCommonjs","_pluginTransformModulesSystemjs","_pluginTransformModulesUmd","_pluginTransformNamedCapturingGroupsRegex","_pluginTransformNewTarget","_pluginTransformObjectSuper","_pluginTransformParameters","_pluginTransformPropertyLiterals","_pluginTransformRegenerator","_pluginTransformReservedWords","_pluginTransformShorthandProperties","_pluginTransformSpread","_pluginTransformStickyRegex","_pluginTransformTemplateLiterals","_pluginTransformTypeofSymbol","_pluginTransformUnicodeEscapes","_pluginTransformUnicodeRegex","_pluginTransformUnicodeSetsRegex","_index","_index2","_index3","_index4","_index5","_index6","_pluginBugfixSafariIdDestructuringCollisionInFunctionExpression","_pluginBugfixV8SpreadParametersInOptionalChaining","_pluginBugfixV8StaticClassFieldsRedefineReadonly","availablePlugins","exports","default","bugfix/transform-async-arrows-in-class","bugfixAsyncArrowsInClass","bugfix/transform-edge-default-parameters","bugfixEdgeDefaultParameters","bugfix/transform-edge-function-name","bugfixEdgeFunctionName","bugfix/transform-safari-block-shadowing","bugfixSafariBlockShadowing","bugfix/transform-safari-for-shadowing","bugfixSafariForShadowing","bugfix/transform-safari-id-destructuring-collision-in-function-expression","bugfixSafariIdDestructuringCollisionInFunctionExpression","bugfix/transform-tagged-template-caching","bugfixTaggedTemplateCaching","bugfix/transform-v8-spread-parameters-in-optional-chaining","bugfixV8SpreadParametersInOptionalChaining","bugfix/transform-v8-static-class-fields-redefine-readonly","bugfixV8StaticClassFieldsRedefineReadonly","syntax-import-assertions","syntaxImportAssertions","syntax-import-attributes","syntaxImportAttributes","transform-arrow-functions","transformArrowFunctions","transform-async-generator-functions","proposalAsyncGeneratorFunctions","transform-async-to-generator","transformAsyncToGenerator","transform-block-scoped-functions","transformBlockScopedFunctions","transform-block-scoping","transformBlockScoping","transform-class-properties","proposalClassProperties","transform-class-static-block","proposalClassStaticBlock","transform-classes","transformClasses","transform-computed-properties","transformComputedProperties","transform-destructuring","transformDestructuring","transform-dotall-regex","transformDotallRegex","transform-duplicate-keys","transformDuplicateKeys","transform-dynamic-import","proposalDynamicImport","transform-exponentiation-operator","transformExponentialOperator","transform-export-namespace-from","proposalExportNamespaceFrom","transform-for-of","transformForOf","transform-function-name","transformFunctionName","transform-json-strings","proposalJsonStrings","transform-literals","transformLiterals","transform-logical-assignment-operators","proposalLogicalAssignmentOperators","transform-member-expression-literals","transformMemberExpressionLiterals","transform-modules-amd","transformModulesAmd","transform-modules-commonjs","transformModulesCommonjs","transform-modules-systemjs","transformModulesSystemjs","transform-modules-umd","transformModulesUmd","transform-named-capturing-groups-regex","transformNamedCapturingGroupsRegex","transform-new-target","transformNewTarget","transform-nullish-coalescing-operator","proposalNullishCoalescingOperator","transform-numeric-separator","proposalNumericSeparator","transform-object-rest-spread","proposalObjectRestSpread","transform-object-super","transformObjectSuper","transform-optional-catch-binding","proposalOptionalCatchBinding","transform-optional-chaining","proposalOptionalChaining","transform-parameters","transformParameters","transform-private-methods","proposalPrivateMethods","transform-private-property-in-object","proposalPrivatePropertyInObject","transform-property-literals","transformPropertyLiterals","transform-regenerator","transformRegenerator","transform-reserved-words","transformReservedWords","transform-shorthand-properties","transformShorthandProperties","transform-spread","transformSpread","transform-sticky-regex","transformStickyRegex","transform-template-literals","transformTemplateLiterals","transform-typeof-symbol","transformTypeofSymbol","transform-unicode-escapes","transformUnicodeEscapes","transform-unicode-property-regex","proposalUnicodePropertyRegex","transform-unicode-regex","transformUnicodeRegex","transform-unicode-sets-regex","transformUnicodeSetsRegex","minVersions","Object","assign","e","syntax-async-generators","syntax-class-properties","syntax-class-static-block","syntax-dynamic-import","syntax-export-namespace-from","syntax-import-meta","syntax-json-strings","syntax-logical-assignment-operators","syntax-nullish-coalescing-operator","syntax-numeric-separator","syntax-object-rest-spread","syntax-optional-catch-binding","syntax-optional-chaining","syntax-private-property-in-object","syntax-top-level-await"],"sources":["../src/available-plugins.ts"],"sourcesContent":["/* eslint sort-keys: \"error\" */\n\nimport syntaxImportAssertions from \"@babel/plugin-syntax-import-assertions\";\nimport syntaxImportAttributes from \"@babel/plugin-syntax-import-attributes\";\n\nimport proposalAsyncGeneratorFunctions from \"@babel/plugin-transform-async-generator-functions\";\nimport proposalClassProperties from \"@babel/plugin-transform-class-properties\";\nimport proposalClassStaticBlock from \"@babel/plugin-transform-class-static-block\";\nimport proposalDynamicImport from \"@babel/plugin-transform-dynamic-import\";\nimport proposalExportNamespaceFrom from \"@babel/plugin-transform-export-namespace-from\";\nimport proposalJsonStrings from \"@babel/plugin-transform-json-strings\";\nimport proposalLogicalAssignmentOperators from \"@babel/plugin-transform-logical-assignment-operators\";\nimport proposalNullishCoalescingOperator from \"@babel/plugin-transform-nullish-coalescing-operator\";\nimport proposalNumericSeparator from \"@babel/plugin-transform-numeric-separator\";\nimport proposalObjectRestSpread from \"@babel/plugin-transform-object-rest-spread\";\nimport proposalOptionalCatchBinding from \"@babel/plugin-transform-optional-catch-binding\";\nimport proposalOptionalChaining from \"@babel/plugin-transform-optional-chaining\";\nimport proposalPrivateMethods from \"@babel/plugin-transform-private-methods\";\nimport proposalPrivatePropertyInObject from \"@babel/plugin-transform-private-property-in-object\";\nimport proposalUnicodePropertyRegex from \"@babel/plugin-transform-unicode-property-regex\";\nimport transformAsyncToGenerator from \"@babel/plugin-transform-async-to-generator\";\nimport transformArrowFunctions from \"@babel/plugin-transform-arrow-functions\";\nimport transformBlockScopedFunctions from \"@babel/plugin-transform-block-scoped-functions\";\nimport transformBlockScoping from \"@babel/plugin-transform-block-scoping\";\nimport transformClasses from \"@babel/plugin-transform-classes\";\nimport transformComputedProperties from \"@babel/plugin-transform-computed-properties\";\nimport transformDestructuring from \"@babel/plugin-transform-destructuring\";\nimport transformDotallRegex from \"@babel/plugin-transform-dotall-regex\";\nimport transformDuplicateKeys from \"@babel/plugin-transform-duplicate-keys\";\nimport transformExponentialOperator from \"@babel/plugin-transform-exponentiation-operator\";\nimport transformForOf from \"@babel/plugin-transform-for-of\";\nimport transformFunctionName from \"@babel/plugin-transform-function-name\";\nimport transformLiterals from \"@babel/plugin-transform-literals\";\nimport transformMemberExpressionLiterals from \"@babel/plugin-transform-member-expression-literals\";\nimport transformModulesAmd from \"@babel/plugin-transform-modules-amd\";\nimport transformModulesCommonjs from \"@babel/plugin-transform-modules-commonjs\";\nimport transformModulesSystemjs from \"@babel/plugin-transform-modules-systemjs\";\nimport transformModulesUmd from \"@babel/plugin-transform-modules-umd\";\nimport transformNamedCapturingGroupsRegex from \"@babel/plugin-transform-named-capturing-groups-regex\";\nimport transformNewTarget from \"@babel/plugin-transform-new-target\";\nimport transformObjectSuper from \"@babel/plugin-transform-object-super\";\nimport transformParameters from \"@babel/plugin-transform-parameters\";\nimport transformPropertyLiterals from \"@babel/plugin-transform-property-literals\";\nimport transformRegenerator from \"@babel/plugin-transform-regenerator\";\nimport transformReservedWords from \"@babel/plugin-transform-reserved-words\";\nimport transformShorthandProperties from \"@babel/plugin-transform-shorthand-properties\";\nimport transformSpread from \"@babel/plugin-transform-spread\";\nimport transformStickyRegex from \"@babel/plugin-transform-sticky-regex\";\nimport transformTemplateLiterals from \"@babel/plugin-transform-template-literals\";\nimport transformTypeofSymbol from \"@babel/plugin-transform-typeof-symbol\";\nimport transformUnicodeEscapes from \"@babel/plugin-transform-unicode-escapes\";\nimport transformUnicodeRegex from \"@babel/plugin-transform-unicode-regex\";\nimport transformUnicodeSetsRegex from \"@babel/plugin-transform-unicode-sets-regex\";\n\nimport bugfixAsyncArrowsInClass from \"@babel/preset-modules/lib/plugins/transform-async-arrows-in-class/index.js\";\nimport bugfixEdgeDefaultParameters from \"@babel/preset-modules/lib/plugins/transform-edge-default-parameters/index.js\";\nimport bugfixEdgeFunctionName from \"@babel/preset-modules/lib/plugins/transform-edge-function-name/index.js\";\nimport bugfixTaggedTemplateCaching from \"@babel/preset-modules/lib/plugins/transform-tagged-template-caching/index.js\";\nimport bugfixSafariBlockShadowing from \"@babel/preset-modules/lib/plugins/transform-safari-block-shadowing/index.js\";\nimport bugfixSafariForShadowing from \"@babel/preset-modules/lib/plugins/transform-safari-for-shadowing/index.js\";\nimport bugfixSafariIdDestructuringCollisionInFunctionExpression from \"@babel/plugin-bugfix-safari-id-destructuring-collision-in-function-expression\";\nimport bugfixV8SpreadParametersInOptionalChaining from \"@babel/plugin-bugfix-v8-spread-parameters-in-optional-chaining\";\nimport bugfixV8StaticClassFieldsRedefineReadonly from \"@babel/plugin-bugfix-v8-static-class-fields-redefine-readonly\";\n\nexport { availablePlugins as default };\nconst availablePlugins = {\n  \"bugfix/transform-async-arrows-in-class\": () => bugfixAsyncArrowsInClass,\n  \"bugfix/transform-edge-default-parameters\": () => bugfixEdgeDefaultParameters,\n  \"bugfix/transform-edge-function-name\": () => bugfixEdgeFunctionName,\n  \"bugfix/transform-safari-block-shadowing\": () => bugfixSafariBlockShadowing,\n  \"bugfix/transform-safari-for-shadowing\": () => bugfixSafariForShadowing,\n  \"bugfix/transform-safari-id-destructuring-collision-in-function-expression\":\n    () => bugfixSafariIdDestructuringCollisionInFunctionExpression,\n  \"bugfix/transform-tagged-template-caching\": () => bugfixTaggedTemplateCaching,\n  \"bugfix/transform-v8-spread-parameters-in-optional-chaining\": () =>\n    bugfixV8SpreadParametersInOptionalChaining,\n  \"bugfix/transform-v8-static-class-fields-redefine-readonly\": () =>\n    bugfixV8StaticClassFieldsRedefineReadonly,\n  \"syntax-import-assertions\": () => syntaxImportAssertions,\n  \"syntax-import-attributes\": () => syntaxImportAttributes,\n  \"transform-arrow-functions\": () => transformArrowFunctions,\n  \"transform-async-generator-functions\": () => proposalAsyncGeneratorFunctions,\n  \"transform-async-to-generator\": () => transformAsyncToGenerator,\n  \"transform-block-scoped-functions\": () => transformBlockScopedFunctions,\n  \"transform-block-scoping\": () => transformBlockScoping,\n  \"transform-class-properties\": () => proposalClassProperties,\n  \"transform-class-static-block\": () => proposalClassStaticBlock,\n  \"transform-classes\": () => transformClasses,\n  \"transform-computed-properties\": () => transformComputedProperties,\n  \"transform-destructuring\": () => transformDestructuring,\n  \"transform-dotall-regex\": () => transformDotallRegex,\n  \"transform-duplicate-keys\": () => transformDuplicateKeys,\n  \"transform-dynamic-import\": () => proposalDynamicImport,\n  \"transform-exponentiation-operator\": () => transformExponentialOperator,\n  \"transform-export-namespace-from\": () => proposalExportNamespaceFrom,\n  \"transform-for-of\": () => transformForOf,\n  \"transform-function-name\": () => transformFunctionName,\n  \"transform-json-strings\": () => proposalJsonStrings,\n  \"transform-literals\": () => transformLiterals,\n  \"transform-logical-assignment-operators\": () =>\n    proposalLogicalAssignmentOperators,\n  \"transform-member-expression-literals\": () =>\n    transformMemberExpressionLiterals,\n  \"transform-modules-amd\": () => transformModulesAmd,\n  \"transform-modules-commonjs\": () => transformModulesCommonjs,\n  \"transform-modules-systemjs\": () => transformModulesSystemjs,\n  \"transform-modules-umd\": () => transformModulesUmd,\n  \"transform-named-capturing-groups-regex\": () =>\n    transformNamedCapturingGroupsRegex,\n  \"transform-new-target\": () => transformNewTarget,\n  \"transform-nullish-coalescing-operator\": () =>\n    proposalNullishCoalescingOperator,\n  \"transform-numeric-separator\": () => proposalNumericSeparator,\n  \"transform-object-rest-spread\": () => proposalObjectRestSpread,\n  \"transform-object-super\": () => transformObjectSuper,\n  \"transform-optional-catch-binding\": () => proposalOptionalCatchBinding,\n  \"transform-optional-chaining\": () => proposalOptionalChaining,\n  \"transform-parameters\": () => transformParameters,\n  \"transform-private-methods\": () => proposalPrivateMethods,\n  \"transform-private-property-in-object\": () => proposalPrivatePropertyInObject,\n  \"transform-property-literals\": () => transformPropertyLiterals,\n  \"transform-regenerator\": () => transformRegenerator,\n  \"transform-reserved-words\": () => transformReservedWords,\n  \"transform-shorthand-properties\": () => transformShorthandProperties,\n  \"transform-spread\": () => transformSpread,\n  \"transform-sticky-regex\": () => transformStickyRegex,\n  \"transform-template-literals\": () => transformTemplateLiterals,\n  \"transform-typeof-symbol\": () => transformTypeofSymbol,\n  \"transform-unicode-escapes\": () => transformUnicodeEscapes,\n  \"transform-unicode-property-regex\": () => proposalUnicodePropertyRegex,\n  \"transform-unicode-regex\": () => transformUnicodeRegex,\n  \"transform-unicode-sets-regex\": () => transformUnicodeSetsRegex,\n};\n\nexport const minVersions = {};\n\nif (!process.env.BABEL_8_BREAKING) {\n  /* eslint-disable no-restricted-globals */\n\n  Object.assign(minVersions, {\n    \"bugfix/transform-safari-id-destructuring-collision-in-function-expression\":\n      \"7.16.0\",\n    \"bugfix/transform-v8-static-class-fields-redefine-readonly\": \"7.12.0\",\n    \"syntax-import-attributes\": \"7.22.0\",\n    \"transform-class-static-block\": \"7.12.0\",\n    \"transform-private-property-in-object\": \"7.10.0\",\n  });\n\n  // We cannot use the require call in ESM and when bundling.\n  // Babel standalone uses a modern parser, so just include a noop plugin.\n  // Use `bind` so that it's not detected as a duplicate plugin when using it.\n\n  // This is a factory to create a function that returns a no-op plugn\n  const e = () => () => () => ({});\n\n  Object.assign(availablePlugins, {\n    \"syntax-async-generators\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-async-generators\"),\n    \"syntax-class-properties\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-class-properties\"),\n    \"syntax-class-static-block\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-class-static-block\"),\n    \"syntax-dynamic-import\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-dynamic-import\"),\n    \"syntax-export-namespace-from\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-export-namespace-from\"),\n    \"syntax-import-meta\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-import-meta\"),\n    \"syntax-json-strings\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-json-strings\"),\n    \"syntax-logical-assignment-operators\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-logical-assignment-operators\"),\n    \"syntax-nullish-coalescing-operator\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-nullish-coalescing-operator\"),\n    \"syntax-numeric-separator\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-numeric-separator\"),\n    \"syntax-object-rest-spread\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-object-rest-spread\"),\n    \"syntax-optional-catch-binding\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-optional-catch-binding\"),\n    \"syntax-optional-chaining\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-optional-chaining\"),\n    \"syntax-private-property-in-object\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-private-property-in-object\"),\n    \"syntax-top-level-await\":\n      USE_ESM || IS_STANDALONE\n        ? e()\n        : () => require(\"@babel/plugin-syntax-top-level-await\"),\n  });\n\n  // This is a CJS plugin that depends on a package from the monorepo, so it\n  // breaks using ESM. Given that ESM builds are new enough to have this\n  // syntax enabled by default, we can safely skip enabling it.\n  if (!USE_ESM) {\n    // @ts-expect-error unknown key\n    availablePlugins[\"unicode-sets-regex\"] = IS_STANDALONE\n      ? e()\n      : () => require(\"@babel/plugin-syntax-unicode-sets-regex\");\n  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lib/debug.js.map

+{"version":3,"names":["_helperCompilationTargets","require","_plugins","logPlugin","item","targetVersions","list","filteredList","getInclusionReasons","support","startsWith","proposalName","slice","Object","prototype","hasOwnProperty","call","compatData","console","log","formattedTargets","first","target","keys","exports"],"sources":["../src/debug.ts"],"sourcesContent":["import {\n  getInclusionReasons,\n  type Targets,\n  type Target,\n} from \"@babel/helper-compilation-targets\";\nimport compatData from \"@babel/compat-data/plugins\";\n\n// Outputs a message that shows which target(s) caused an item to be included:\n// transform-foo { \"edge\":\"13\", \"firefox\":\"49\", \"ie\":\"10\" }\nexport const logPlugin = (\n  item: string,\n  targetVersions: Targets,\n  list: { [key: string]: Targets },\n) => {\n  const filteredList = getInclusionReasons(item, targetVersions, list);\n\n  const support = list[item];\n\n  if (!process.env.BABEL_8_BREAKING) {\n    // It's needed to keep outputting proposal- in the debug log.\n    if (item.startsWith(\"transform-\")) {\n      const proposalName = `proposal-${item.slice(10)}`;\n      if (\n        proposalName === \"proposal-dynamic-import\" ||\n        Object.prototype.hasOwnProperty.call(compatData, proposalName)\n      ) {\n        item = proposalName;\n      }\n    }\n  }\n\n  if (!support) {\n    console.log(`  ${item}`);\n    return;\n  }\n\n  let formattedTargets = `{`;\n  let first = true;\n  for (const target of Object.keys(filteredList) as Target[]) {\n    if (!first) formattedTargets += `,`;\n    first = false;\n    formattedTargets += ` ${target}`;\n    if (support[target]) formattedTargets += ` < ${support[target]}`;\n  }\n  formattedTargets += ` }`;\n\n  console.log(`  ${item} ${formattedTargets}`);\n};\n"],"mappings":";;;;;;AAAA,IAAAA,yBAAA,GAAAC,OAAA;AAKA,IAAAC,QAAA,GAAAD,OAAA;AAIO,MAAME,SAAS,GAAGA,CACvBC,IAAY,EACZC,cAAuB,EACvBC,IAAgC,KAC7B;EACH,MAAMC,YAAY,GAAG,IAAAC,6CAAmB,EAACJ,IAAI,EAAEC,cAAc,EAAEC,IAAI,CAAC;EAEpE,MAAMG,OAAO,GAAGH,IAAI,CAACF,IAAI,CAAC;EAES;IAEjC,IAAIA,IAAI,CAACM,UAAU,CAAC,YAAY,CAAC,EAAE;MACjC,MAAMC,YAAY,GAAI,YAAWP,IAAI,CAACQ,KAAK,CAAC,EAAE,CAAE,EAAC;MACjD,IACED,YAAY,KAAK,yBAAyB,IAC1CE,MAAM,CAACC,SAAS,CAACC,cAAc,CAACC,IAAI,CAACC,QAAU,EAAEN,YAAY,CAAC,EAC9D;QACAP,IAAI,GAAGO,YAAY;MACrB;IACF;EACF;EAEA,IAAI,CAACF,OAAO,EAAE;IACZS,OAAO,CAACC,GAAG,CAAE,KAAIf,IAAK,EAAC,CAAC;IACxB;EACF;EAEA,IAAIgB,gBAAgB,GAAI,GAAE;EAC1B,IAAIC,KAAK,GAAG,IAAI;EAChB,KAAK,MAAMC,MAAM,IAAIT,MAAM,CAACU,IAAI,CAAChB,YAAY,CAAC,EAAc;IAC1D,IAAI,CAACc,KAAK,EAAED,gBAAgB,IAAK,GAAE;IACnCC,KAAK,GAAG,KAAK;IACbD,gBAAgB,IAAK,IAAGE,MAAO,EAAC;IAChC,IAAIb,OAAO,CAACa,MAAM,CAAC,EAAEF,gBAAgB,IAAK,MAAKX,OAAO,CAACa,MAAM,CAAE,EAAC;EAClE;EACAF,gBAAgB,IAAK,IAAG;EAExBF,OAAO,CAACC,GAAG,CAAE,KAAIf,IAAK,IAAGgB,gBAAiB,EAAC,CAAC;AAC9C,CAAC;AAACI,OAAA,CAAArB,SAAA,GAAAA,SAAA"}

lib/filter-items.js.map

+{"version":3,"names":["_semver","require","_availablePlugins","has","Function","call","bind","Object","hasOwnProperty","addProposalSyntaxPlugins","items","proposalSyntaxPlugins","forEach","plugin","add","removeUnnecessaryItems","overlapping","item","_overlapping$item","name","delete","removeUnsupportedItems","babelVersion","minVersions","semver","lt"],"sources":["../src/filter-items.ts"],"sourcesContent":["import semver from \"semver\";\nimport { minVersions } from \"./available-plugins.ts\";\n\nconst has = Function.call.bind(Object.hasOwnProperty);\n\nexport function addProposalSyntaxPlugins(\n  items: Set<string>,\n  proposalSyntaxPlugins: readonly string[],\n) {\n  proposalSyntaxPlugins.forEach(plugin => {\n    items.add(plugin);\n  });\n}\nexport function removeUnnecessaryItems(\n  items: Set<string>,\n  overlapping: { [name: string]: string[] },\n) {\n  items.forEach(item => {\n    overlapping[item]?.forEach(name => items.delete(name));\n  });\n}\nexport function removeUnsupportedItems(\n  items: Set<string>,\n  babelVersion: string,\n) {\n  items.forEach(item => {\n    if (\n      has(minVersions, item) &&\n      semver.lt(\n        babelVersion,\n        // @ts-expect-error we have checked minVersions[item] in has call\n        minVersions[item],\n      )\n    ) {\n      items.delete(item);\n    }\n  });\n}\n"],"mappings":";;;;;;;;AAAA,IAAAA,OAAA,GAAAC,OAAA;AACA,IAAAC,iBAAA,GAAAD,OAAA;AAEA,MAAME,GAAG,GAAGC,QAAQ,CAACC,IAAI,CAACC,IAAI,CAACC,MAAM,CAACC,cAAc,CAAC;AAE9C,SAASC,wBAAwBA,CACtCC,KAAkB,EAClBC,qBAAwC,EACxC;EACAA,qBAAqB,CAACC,OAAO,CAACC,MAAM,IAAI;IACtCH,KAAK,CAACI,GAAG,CAACD,MAAM,CAAC;EACnB,CAAC,CAAC;AACJ;AACO,SAASE,sBAAsBA,CACpCL,KAAkB,EAClBM,WAAyC,EACzC;EACAN,KAAK,CAACE,OAAO,CAACK,IAAI,IAAI;IAAA,IAAAC,iBAAA;IACpB,CAAAA,iBAAA,GAAAF,WAAW,CAACC,IAAI,CAAC,aAAjBC,iBAAA,CAAmBN,OAAO,CAACO,IAAI,IAAIT,KAAK,CAACU,MAAM,CAACD,IAAI,CAAC,CAAC;EACxD,CAAC,CAAC;AACJ;AACO,SAASE,sBAAsBA,CACpCX,KAAkB,EAClBY,YAAoB,EACpB;EACAZ,KAAK,CAACE,OAAO,CAACK,IAAI,IAAI;IACpB,IACEd,GAAG,CAACoB,6BAAW,EAAEN,IAAI,CAAC,IACtBO,OAAM,CAACC,EAAE,CACPH,YAAY,EAEZC,6BAAW,CAACN,IAAI,CAClB,CAAC,EACD;MACAP,KAAK,CAACU,MAAM,CAACH,IAAI,CAAC;IACpB;EACF,CAAC,CAAC;AACJ"}

lib/index.js.map

+{"version":3,"names":["_semver","require","_debug","_filterItems","_moduleTransformations","_normalizeOptions","_shippedProposals","_pluginsCompatData","_babelPluginPolyfillCorejs","_babel7Plugins","_helperCompilationTargets","_availablePlugins","_helperPluginUtils","pluginCoreJS3","_pluginCoreJS3","default","isPluginRequired","targets","support","isRequired","compatData","filterStageFromList","list","stageList","Object","keys","reduce","result","item","has","pluginLists","withProposals","withoutBugfixes","pluginsList","withBugfixes","assign","pluginsBugfixesList","withoutProposals","proposalPlugins","getPluginList","proposals","bugfixes","getPlugin","pluginName","plugin","availablePlugins","Error","transformIncludesAndExcludes","opts","opt","target","match","add","all","plugins","Set","builtIns","exports","getSpecialModulesPluginNames","modules","shouldTransformDynamicImport","modulesPluginNames","push","moduleTransformations","console","warn","getCoreJSOptions","useBuiltIns","corejs","polyfillTargets","include","exclude","shippedProposals","debug","method","version","toString","undefined","noRuntimeName","getPolyfillPlugins","regenerator","polyfillPlugins","pluginOptions","major","babel7","pluginCoreJS2","legacyBabelPolyfillPlugin","usage","deprecated","pluginRegenerator","removeRegeneratorEntryPlugin","getLocalTargets","optionsTargets","ignoreBrowserslistConfig","configPath","browserslistEnv","esmodules","browsers","getTargets","supportsStaticESM","caller","supportsDynamicImport","supportsExportNamespaceFrom","_default","declarePreset","api","assertVersion","babelTargets","optionsExclude","forceAllTransforms","optionsInclude","optionsModules","normalizeOptions","loose","spec","semver","lt","hasUglifyTarget","uglify","transformTargets","pluginNames","filterItems","pluginSyntaxMap","addProposalSyntaxPlugins","proposalSyntaxPlugins","removeUnsupportedItems","removeUnnecessaryItems","overlappingPlugins","pluginUseBuiltIns","Array","from","map","deprecatedAssertSyntax","concat","log","JSON","stringify","prettifyTargets","forEach","logPlugin","getModulesPluginNames","transformations","shouldTransformESM","shouldTransformExportNamespaceFrom"],"sources":["../src/index.ts"],"sourcesContent":["import semver, { type SemVer } from \"semver\";\nimport { logPlugin } from \"./debug.ts\";\nimport {\n  addProposalSyntaxPlugins,\n  removeUnnecessaryItems,\n  removeUnsupportedItems,\n} from \"./filter-items.ts\";\nimport moduleTransformations from \"./module-transformations.ts\";\nimport normalizeOptions from \"./normalize-options.ts\";\nimport {\n  pluginSyntaxMap,\n  proposalPlugins,\n  proposalSyntaxPlugins,\n} from \"./shipped-proposals.ts\";\nimport {\n  plugins as pluginsList,\n  pluginsBugfixes as pluginsBugfixesList,\n  overlappingPlugins,\n} from \"./plugins-compat-data.ts\";\n\nimport type { CallerMetadata } from \"@babel/core\";\n\nimport _pluginCoreJS3 from \"babel-plugin-polyfill-corejs3\";\n// TODO(Babel 8): Just use the default import\nconst pluginCoreJS3 = _pluginCoreJS3.default || _pluginCoreJS3;\n\n// TODO(Babel 8): Remove this\nimport babel7 from \"./polyfills/babel-7-plugins.cjs\";\n\nimport getTargets, {\n  prettifyTargets,\n  filterItems,\n  isRequired,\n} from \"@babel/helper-compilation-targets\";\nimport type { Targets, InputTargets } from \"@babel/helper-compilation-targets\";\nimport availablePlugins from \"./available-plugins.ts\";\nimport { declarePreset } from \"@babel/helper-plugin-utils\";\n\nimport type { BuiltInsOption, ModuleOption, Options } from \"./types.ts\";\n\n// TODO: Remove in Babel 8\nexport function isPluginRequired(targets: Targets, support: Targets) {\n  return isRequired(\"fake-name\", targets, {\n    compatData: { \"fake-name\": support },\n  });\n}\n\nfunction filterStageFromList(\n  list: { [feature: string]: Targets },\n  stageList: Set<string>,\n) {\n  return Object.keys(list).reduce((result, item) => {\n    if (!stageList.has(item)) {\n      // @ts-expect-error todo: refine result types\n      result[item] = list[item];\n    }\n\n    return result;\n  }, {});\n}\n\nconst pluginLists = {\n  withProposals: {\n    withoutBugfixes: pluginsList,\n    withBugfixes: Object.assign({}, pluginsList, pluginsBugfixesList),\n  },\n  withoutProposals: {\n    withoutBugfixes: filterStageFromList(pluginsList, proposalPlugins),\n    withBugfixes: filterStageFromList(\n      Object.assign({}, pluginsList, pluginsBugfixesList),\n      proposalPlugins,\n    ),\n  },\n};\n\nfunction getPluginList(proposals: boolean, bugfixes: boolean) {\n  if (proposals) {\n    if (bugfixes) return pluginLists.withProposals.withBugfixes;\n    else return pluginLists.withProposals.withoutBugfixes;\n  } else {\n    if (bugfixes) return pluginLists.withoutProposals.withBugfixes;\n    else return pluginLists.withoutProposals.withoutBugfixes;\n  }\n}\n\nconst getPlugin = (pluginName: string) => {\n  const plugin =\n    // @ts-expect-error plugin name is constructed from available plugin list\n    availablePlugins[pluginName]();\n\n  if (!plugin) {\n    throw new Error(\n      `Could not find plugin \"${pluginName}\". Ensure there is an entry in ./available-plugins.js for it.`,\n    );\n  }\n\n  return plugin;\n};\n\nexport const transformIncludesAndExcludes = (opts: Array<string>): any => {\n  return opts.reduce(\n    (result, opt) => {\n      const target = opt.match(/^(es|es6|es7|esnext|web)\\./)\n        ? \"builtIns\"\n        : \"plugins\";\n      result[target].add(opt);\n      return result;\n    },\n    {\n      all: opts,\n      plugins: new Set(),\n      builtIns: new Set(),\n    },\n  );\n};\n\nfunction getSpecialModulesPluginNames(\n  modules: Exclude<ModuleOption, \"auto\">,\n  shouldTransformDynamicImport: boolean,\n) {\n  const modulesPluginNames = [];\n  if (modules) {\n    modulesPluginNames.push(moduleTransformations[modules]);\n  }\n\n  if (shouldTransformDynamicImport) {\n    if (modules && modules !== \"umd\") {\n      modulesPluginNames.push(\"transform-dynamic-import\");\n    } else {\n      console.warn(\n        \"Dynamic import can only be transformed when transforming ES\" +\n          \" modules to AMD, CommonJS or SystemJS.\",\n      );\n    }\n  }\n\n  if (!process.env.BABEL_8_BREAKING) {\n    // Enable module-related syntax plugins for older Babel versions\n    if (!shouldTransformDynamicImport) {\n      modulesPluginNames.push(\"syntax-dynamic-import\");\n    }\n    modulesPluginNames.push(\"syntax-top-level-await\");\n    modulesPluginNames.push(\"syntax-import-meta\");\n  }\n\n  return modulesPluginNames;\n}\n\nconst getCoreJSOptions = ({\n  useBuiltIns,\n  corejs,\n  polyfillTargets,\n  include,\n  exclude,\n  proposals,\n  shippedProposals,\n  debug,\n}: {\n  useBuiltIns: BuiltInsOption;\n  corejs: SemVer | null | false;\n  polyfillTargets: Targets;\n  include: Set<string>;\n  exclude: Set<string>;\n  proposals: boolean;\n  shippedProposals: boolean;\n  debug: boolean;\n}) => ({\n  method: `${useBuiltIns}-global`,\n  version: corejs ? corejs.toString() : undefined,\n  targets: polyfillTargets,\n  include,\n  exclude,\n  proposals,\n  shippedProposals,\n  debug,\n  \"#__secret_key__@babel/preset-env__compatibility\": {\n    noRuntimeName: true,\n  },\n});\n\nif (!process.env.BABEL_8_BREAKING) {\n  // eslint-disable-next-line no-var\n  var getPolyfillPlugins = ({\n    useBuiltIns,\n    corejs,\n    polyfillTargets,\n    include,\n    exclude,\n    proposals,\n    shippedProposals,\n    regenerator,\n    debug,\n  }: {\n    useBuiltIns: BuiltInsOption;\n    corejs: SemVer | null | false;\n    polyfillTargets: Targets;\n    include: Set<string>;\n    exclude: Set<string>;\n    proposals: boolean;\n    shippedProposals: boolean;\n    regenerator: boolean;\n    debug: boolean;\n  }) => {\n    const polyfillPlugins = [];\n    if (useBuiltIns === \"usage\" || useBuiltIns === \"entry\") {\n      const pluginOptions = getCoreJSOptions({\n        useBuiltIns,\n        corejs,\n        polyfillTargets,\n        include,\n        exclude,\n        proposals,\n        shippedProposals,\n        debug,\n      });\n\n      if (corejs) {\n        if (process.env.BABEL_8_BREAKING) {\n          polyfillPlugins.push([pluginCoreJS3, pluginOptions]);\n        } else {\n          if (useBuiltIns === \"usage\") {\n            if (corejs.major === 2) {\n              polyfillPlugins.push(\n                [babel7.pluginCoreJS2, pluginOptions],\n                [babel7.legacyBabelPolyfillPlugin, { usage: true }],\n              );\n            } else {\n              polyfillPlugins.push(\n                [pluginCoreJS3, pluginOptions],\n                [\n                  babel7.legacyBabelPolyfillPlugin,\n                  { usage: true, deprecated: true },\n                ],\n              );\n            }\n            if (regenerator) {\n              polyfillPlugins.push([\n                babel7.pluginRegenerator,\n                { method: \"usage-global\", debug },\n              ]);\n            }\n          } else {\n            if (corejs.major === 2) {\n              polyfillPlugins.push(\n                [babel7.legacyBabelPolyfillPlugin, { regenerator }],\n                [babel7.pluginCoreJS2, pluginOptions],\n              );\n            } else {\n              polyfillPlugins.push(\n                [pluginCoreJS3, pluginOptions],\n                [babel7.legacyBabelPolyfillPlugin, { deprecated: true }],\n              );\n              if (!regenerator) {\n                polyfillPlugins.push([\n                  babel7.removeRegeneratorEntryPlugin,\n                  pluginOptions,\n                ]);\n              }\n            }\n          }\n        }\n      }\n    }\n    return polyfillPlugins;\n  };\n\n  if (!USE_ESM) {\n    // eslint-disable-next-line no-restricted-globals\n    exports.getPolyfillPlugins = getPolyfillPlugins;\n  }\n}\n\nfunction getLocalTargets(\n  optionsTargets: Options[\"targets\"],\n  ignoreBrowserslistConfig: boolean,\n  configPath: string,\n  browserslistEnv: string,\n) {\n  if (optionsTargets?.esmodules && optionsTargets.browsers) {\n    console.warn(`\n@babel/preset-env: esmodules and browsers targets have been specified together.\n\\`browsers\\` target, \\`${optionsTargets.browsers.toString()}\\` will be ignored.\n`);\n  }\n\n  return getTargets(optionsTargets as InputTargets, {\n    ignoreBrowserslistConfig,\n    configPath,\n    browserslistEnv,\n  });\n}\n\nfunction supportsStaticESM(caller: CallerMetadata | undefined) {\n  // TODO(Babel 8): Fallback to true\n  // @ts-expect-error supportsStaticESM is not defined in CallerMetadata\n  return !!caller?.supportsStaticESM;\n}\n\nfunction supportsDynamicImport(caller: CallerMetadata | undefined) {\n  // TODO(Babel 8): Fallback to true\n  // @ts-expect-error supportsDynamicImport is not defined in CallerMetadata\n  return !!caller?.supportsDynamicImport;\n}\n\nfunction supportsExportNamespaceFrom(caller: CallerMetadata | undefined) {\n  // TODO(Babel 8): Fallback to null\n  // @ts-expect-error supportsExportNamespaceFrom is not defined in CallerMetadata\n  return !!caller?.supportsExportNamespaceFrom;\n}\n\nexport default declarePreset((api, opts: Options) => {\n  api.assertVersion(\n    process.env.BABEL_8_BREAKING && process.env.IS_PUBLISH\n      ? PACKAGE_JSON.version\n      : 7,\n  );\n\n  const babelTargets = api.targets();\n\n  if (process.env.BABEL_8_BREAKING && (\"loose\" in opts || \"spec\" in opts)) {\n    throw new Error(\n      \"@babel/preset-env: The 'loose' and 'spec' options have been removed, \" +\n        \"and you should configure granular compiler assumptions instead. See \" +\n        \"https://babeljs.io/assumptions for more information.\",\n    );\n  }\n\n  const {\n    bugfixes,\n    configPath,\n    debug,\n    exclude: optionsExclude,\n    forceAllTransforms,\n    ignoreBrowserslistConfig,\n    include: optionsInclude,\n    modules: optionsModules,\n    shippedProposals,\n    targets: optionsTargets,\n    useBuiltIns,\n    corejs: { version: corejs, proposals },\n    browserslistEnv,\n  } = normalizeOptions(opts);\n\n  if (!process.env.BABEL_8_BREAKING) {\n    // eslint-disable-next-line no-var\n    var { loose, spec = false } = opts;\n  }\n\n  let targets = babelTargets;\n\n  if (\n    // @babel/core < 7.13.0 doesn't load targets (api.targets() always\n    // returns {} thanks to @babel/helper-plugin-utils), so we always want\n    // to fallback to the old targets behavior in this case.\n    semver.lt(api.version, \"7.13.0\") ||\n    // If any browserslist-related option is specified, fallback to the old\n    // behavior of not using the targets specified in the top-level options.\n    opts.targets ||\n    opts.configPath ||\n    opts.browserslistEnv ||\n    opts.ignoreBrowserslistConfig\n  ) {\n    if (!process.env.BABEL_8_BREAKING) {\n      // eslint-disable-next-line no-var\n      var hasUglifyTarget = false;\n\n      if (optionsTargets?.uglify) {\n        hasUglifyTarget = true;\n        delete optionsTargets.uglify;\n\n        console.warn(`\nThe uglify target has been deprecated. Set the top level\noption \\`forceAllTransforms: true\\` instead.\n`);\n      }\n    }\n\n    targets = getLocalTargets(\n      optionsTargets,\n      ignoreBrowserslistConfig,\n      configPath,\n      browserslistEnv,\n    );\n  }\n\n  const transformTargets = (\n    process.env.BABEL_8_BREAKING\n      ? forceAllTransforms\n      : forceAllTransforms || hasUglifyTarget\n  )\n    ? ({} as Targets)\n    : targets;\n\n  const include = transformIncludesAndExcludes(optionsInclude);\n  const exclude = transformIncludesAndExcludes(optionsExclude);\n\n  const compatData = getPluginList(shippedProposals, bugfixes);\n  const modules =\n    optionsModules === \"auto\"\n      ? api.caller(supportsStaticESM)\n        ? false\n        : \"commonjs\"\n      : optionsModules;\n  const shouldTransformDynamicImport =\n    optionsModules === \"auto\" ? !api.caller(supportsDynamicImport) : !!modules;\n\n  // If the caller does not support export-namespace-from, we forcefully add\n  // the plugin to `includes`.\n  // TODO(Babel 8): stop doing this, similarly to how we don't do this for any\n  // other plugin. We can consider adding bundlers as targets in the future,\n  // but we should not have a one-off special case for this plugin.\n  if (\n    optionsModules === \"auto\" &&\n    !api.caller(supportsExportNamespaceFrom) &&\n    !exclude.plugins.has(\"transform-export-namespace-from\")\n  ) {\n    include.plugins.add(\"transform-export-namespace-from\");\n  }\n\n  const pluginNames = filterItems(\n    compatData,\n    include.plugins,\n    exclude.plugins,\n    transformTargets,\n    getSpecialModulesPluginNames(modules, shouldTransformDynamicImport),\n    process.env.BABEL_8_BREAKING || !loose\n      ? undefined\n      : [\"transform-typeof-symbol\"],\n    pluginSyntaxMap,\n  );\n  if (shippedProposals) {\n    addProposalSyntaxPlugins(pluginNames, proposalSyntaxPlugins);\n  }\n  removeUnsupportedItems(pluginNames, api.version);\n  removeUnnecessaryItems(pluginNames, overlappingPlugins);\n\n  const polyfillPlugins = process.env.BABEL_8_BREAKING\n    ? useBuiltIns\n      ? [\n          [\n            pluginCoreJS3,\n            getCoreJSOptions({\n              useBuiltIns,\n              corejs,\n              polyfillTargets: targets,\n              include: include.builtIns,\n              exclude: exclude.builtIns,\n              proposals,\n              shippedProposals,\n              debug,\n            }),\n          ],\n        ]\n      : []\n    : getPolyfillPlugins({\n        useBuiltIns,\n        corejs,\n        polyfillTargets: targets,\n        include: include.builtIns,\n        exclude: exclude.builtIns,\n        proposals,\n        shippedProposals,\n        regenerator: pluginNames.has(\"transform-regenerator\"),\n        debug,\n      });\n\n  const pluginUseBuiltIns = useBuiltIns !== false;\n  const plugins = Array.from(pluginNames)\n    .map(pluginName => {\n      if (\n        !process.env.BABEL_8_BREAKING &&\n        (pluginName === \"transform-class-properties\" ||\n          pluginName === \"transform-private-methods\" ||\n          pluginName === \"transform-private-property-in-object\")\n      ) {\n        return [\n          getPlugin(pluginName),\n          {\n            loose: loose\n              ? \"#__internal__@babel/preset-env__prefer-true-but-false-is-ok-if-it-prevents-an-error\"\n              : \"#__internal__@babel/preset-env__prefer-false-but-true-is-ok-if-it-prevents-an-error\",\n          },\n        ];\n      }\n      if (pluginName === \"syntax-import-attributes\") {\n        // For backward compatibility with the import-assertions plugin, we\n        // allow the deprecated `assert` keyword.\n        // TODO(Babel 8): Revisit this.\n        return [getPlugin(pluginName), { deprecatedAssertSyntax: true }];\n      }\n      return [\n        getPlugin(pluginName),\n        process.env.BABEL_8_BREAKING\n          ? { useBuiltIns: pluginUseBuiltIns }\n          : { spec, loose, useBuiltIns: pluginUseBuiltIns },\n      ];\n    })\n    .concat(polyfillPlugins);\n\n  if (debug) {\n    console.log(\"@babel/preset-env: `DEBUG` option\");\n    console.log(\"\\nUsing targets:\");\n    console.log(JSON.stringify(prettifyTargets(targets), null, 2));\n    console.log(`\\nUsing modules transform: ${optionsModules.toString()}`);\n    console.log(\"\\nUsing plugins:\");\n    pluginNames.forEach(pluginName => {\n      logPlugin(pluginName, targets, compatData);\n    });\n\n    if (!useBuiltIns) {\n      console.log(\n        \"\\nUsing polyfills: No polyfills were added, since the `useBuiltIns` option was not set.\",\n      );\n    }\n  }\n\n  return { plugins };\n});\n\nif (!process.env.BABEL_8_BREAKING && !USE_ESM) {\n  // eslint-disable-next-line no-restricted-globals\n  exports.getModulesPluginNames = ({\n    modules,\n    transformations,\n    shouldTransformESM,\n    shouldTransformDynamicImport,\n    shouldTransformExportNamespaceFrom,\n  }: {\n    modules: ModuleOption;\n    transformations: typeof import(\"./module-transformations\").default;\n    shouldTransformESM: boolean;\n    shouldTransformDynamicImport: boolean;\n    shouldTransformExportNamespaceFrom: boolean;\n  }) => {\n    const modulesPluginNames = [];\n    if (modules !== false && transformations[modules]) {\n      if (shouldTransformESM) {\n        modulesPluginNames.push(transformations[modules]);\n      }\n\n      if (shouldTransformDynamicImport) {\n        if (shouldTransformESM && modules !== \"umd\") {\n          modulesPluginNames.push(\"transform-dynamic-import\");\n        } else {\n          console.warn(\n            \"Dynamic import can only be transformed when transforming ES\" +\n              \" modules to AMD, CommonJS or SystemJS.\",\n          );\n        }\n      }\n    }\n\n    if (shouldTransformExportNamespaceFrom) {\n      modulesPluginNames.push(\"transform-export-namespace-from\");\n    }\n    if (!shouldTransformDynamicImport) {\n      modulesPluginNames.push(\"syntax-dynamic-import\");\n    }\n    if (!shouldTransformExportNamespaceFrom) {\n      modulesPluginNames.push(\"syntax-export-namespace-from\");\n    }\n    modulesPluginNames.push(\"syntax-top-level-await\");\n    modulesPluginNames.push(\"syntax-import-meta\");\n\n    return modulesPluginNames;\n  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lib/module-transformations.js.map

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lib/normalize-options.js.map

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Please check data/[plugin-features|built-in-features].js in babel-preset-env`,\n  );\n\n  return selectedPlugins;\n};\n\nexport const checkDuplicateIncludeExcludes = (\n  include: Array<string> = [],\n  exclude: Array<string> = [],\n) => {\n  const duplicates = include.filter(opt => exclude.indexOf(opt) >= 0);\n\n  v.invariant(\n    duplicates.length === 0,\n    `The plugins/built-ins '${duplicates.join(\n      \", \",\n    )}' were found in both the \"include\" and\n    \"exclude\" options.`,\n  );\n};\n\nconst normalizeTargets = (\n  targets: string | string[] | Options[\"targets\"],\n): Options[\"targets\"] => {\n  // TODO: Allow to use only query or strings as a targets from next breaking change.\n  if (typeof targets === \"string\" || Array.isArray(targets)) {\n    return { browsers: targets };\n  }\n  return { ...targets };\n};\n\nexport const validateModulesOption = (\n  modulesOpt: ModuleOption = ModulesOption.auto,\n) => {\n  v.invariant(\n    // @ts-expect-error we have provided fallback for undefined keys\n    ModulesOption[modulesOpt.toString()] || modulesOpt === ModulesOption.false,\n    `The 'modules' option must be one of \\n` +\n      ` - 'false' to indicate no module processing\\n` +\n      ` - a specific module type: 'commonjs', 'amd', 'umd', 'systemjs'` +\n      ` - 'auto' (default) which will automatically select 'false' if the current\\n` +\n      `   process is known to support ES module syntax, or \"commonjs\" otherwise\\n`,\n  );\n\n  return modulesOpt;\n};\n\nexport const validateUseBuiltInsOption = (\n  builtInsOpt: BuiltInsOption = false,\n) => {\n  v.invariant(\n    // @ts-expect-error we have provided fallback for undefined keys\n    UseBuiltInsOption[builtInsOpt.toString()] ||\n      builtInsOpt === UseBuiltInsOption.false,\n    `The 'useBuiltIns' option must be either\n    'false' (default) to indicate no polyfill,\n    '\"entry\"' to indicate replacing the entry polyfill, or\n    '\"usage\"' to import only used polyfills per file`,\n  );\n\n  return builtInsOpt;\n};\n\nexport type NormalizedCorejsOption = {\n  proposals: boolean;\n  version: SemVer | null | false;\n};\n\nexport function normalizeCoreJSOption(\n  corejs: CorejsOption | undefined | null,\n  useBuiltIns: BuiltInsOption,\n): NormalizedCorejsOption {\n  let proposals = false;\n  let rawVersion: false | string | number | undefined | null;\n\n  if (useBuiltIns && corejs === undefined) {\n    if (process.env.BABEL_8_BREAKING) {\n      throw new Error(\n        \"When using the `useBuiltIns` option you must specify\" +\n          ' the code-js version you are using, such as `\"corejs\": \"3.32.0\"`.',\n      );\n    } else {\n      rawVersion = 2;\n      console.warn(\n        \"\\nWARNING (@babel/preset-env): We noticed you're using the `useBuiltIns` option without declaring a \" +\n          `core-js version. Currently, we assume version 2.x when no version ` +\n          \"is passed. Since this default version will likely change in future \" +\n          \"versions of Babel, we recommend explicitly setting the core-js version \" +\n          \"you are using via the `corejs` option.\\n\" +\n          \"\\nYou should also be sure that the version you pass to the `corejs` \" +\n          \"option matches the version specified in your `package.json`'s \" +\n          \"`dependencies` section. If it doesn't, you need to run one of the \" +\n          \"following commands:\\n\\n\" +\n          \"  npm install --save core-js@2    npm install --save core-js@3\\n\" +\n          \"  yarn add core-js@2              yarn add core-js@3\\n\\n\" +\n          \"More info about useBuiltIns: https://babeljs.io/docs/en/babel-preset-env#usebuiltins\\n\" +\n          \"More info about core-js: https://babeljs.io/docs/en/babel-preset-env#corejs\",\n      );\n    }\n  } else if (typeof corejs === \"object\" && corejs !== null) {\n    rawVersion = corejs.version;\n    proposals = Boolean(corejs.proposals);\n  } else {\n    rawVersion = corejs as false | string | number | undefined | null;\n  }\n\n  const version = rawVersion ? semver.coerce(String(rawVersion)) : false;\n\n  if (version) {\n    if (useBuiltIns) {\n      if (process.env.BABEL_8_BREAKING) {\n        if (version.major !== 3) {\n          throw new RangeError(\n            \"Invalid Option: The version passed to `corejs` is invalid. Currently, \" +\n              \"only core-js@3 is supported.\",\n          );\n        }\n\n        if (\n          typeof rawVersion !== \"string\" ||\n          !String(rawVersion).includes(\".\")\n        ) {\n          throw new Error(\n            'Invalid Option: The version passed to `corejs` is invalid. Please use string and specify the minor version, such as `\"3.33\"`.',\n          );\n        }\n      } else {\n        if (version.major < 2 || version.major > 3) {\n          throw new RangeError(\n            \"Invalid Option: The version passed to `corejs` is invalid. Currently, \" +\n              \"only core-js@2 and core-js@3 are supported.\",\n          );\n        }\n      }\n    } else {\n      console.warn(\n        \"\\nWARNING (@babel/preset-env): The `corejs` option only has an effect when the `useBuiltIns` option is not `false`\\n\",\n      );\n    }\n  }\n\n  return { version, proposals };\n}\n\nexport default function normalizeOptions(opts: Options) {\n  v.validateTopLevelOptions(opts, TopLevelOptions);\n\n  const useBuiltIns = validateUseBuiltInsOption(opts.useBuiltIns);\n\n  const corejs = normalizeCoreJSOption(opts.corejs, useBuiltIns);\n\n  const include = expandIncludesAndExcludes(\n    opts.include,\n    TopLevelOptions.include,\n    !!corejs.version && corejs.version.major,\n  );\n\n  const exclude = expandIncludesAndExcludes(\n    opts.exclude,\n    TopLevelOptions.exclude,\n    !!corejs.version && corejs.version.major,\n  );\n\n  checkDuplicateIncludeExcludes(include, exclude);\n\n  if (!process.env.BABEL_8_BREAKING) {\n    v.validateBooleanOption(\"loose\", opts.loose);\n    v.validateBooleanOption(\"spec\", opts.spec);\n  }\n\n  return {\n    bugfixes: v.validateBooleanOption(\n      TopLevelOptions.bugfixes,\n      opts.bugfixes,\n      process.env.BABEL_8_BREAKING ? true : false,\n    ),\n    configPath: v.validateStringOption(\n      TopLevelOptions.configPath,\n      opts.configPath,\n      process.cwd(),\n    ),\n    corejs,\n    debug: v.validateBooleanOption(TopLevelOptions.debug, opts.debug, false),\n    include,\n    exclude,\n    forceAllTransforms: v.validateBooleanOption(\n      TopLevelOptions.forceAllTransforms,\n      opts.forceAllTransforms,\n      false,\n    ),\n    ignoreBrowserslistConfig: v.validateBooleanOption(\n      TopLevelOptions.ignoreBrowserslistConfig,\n      opts.ignoreBrowserslistConfig,\n      false,\n    ),\n    modules: validateModulesOption(opts.modules),\n    shippedProposals: v.validateBooleanOption(\n      TopLevelOptions.shippedProposals,\n      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lib/options.js.map

+{"version":3,"names":["TopLevelOptions","exports","bugfixes","configPath","corejs","debug","exclude","forceAllTransforms","ignoreBrowserslistConfig","include","modules","shippedProposals","targets","useBuiltIns","browserslistEnv","Object","assign","loose","spec","ModulesOption","false","auto","amd","commonjs","cjs","systemjs","umd","UseBuiltInsOption","entry","usage"],"sources":["../src/options.ts"],"sourcesContent":["export const TopLevelOptions = {\n  bugfixes: \"bugfixes\",\n  configPath: \"configPath\",\n  corejs: \"corejs\",\n  debug: \"debug\",\n  exclude: \"exclude\",\n  forceAllTransforms: \"forceAllTransforms\",\n  ignoreBrowserslistConfig: \"ignoreBrowserslistConfig\",\n  include: \"include\",\n  modules: \"modules\",\n  shippedProposals: \"shippedProposals\",\n  targets: \"targets\",\n  useBuiltIns: \"useBuiltIns\",\n  browserslistEnv: \"browserslistEnv\",\n} as const;\n\nif (!process.env.BABEL_8_BREAKING) {\n  Object.assign(TopLevelOptions, {\n    loose: \"loose\",\n    spec: \"spec\",\n  });\n}\n\nexport const ModulesOption = {\n  false: false,\n  auto: \"auto\",\n  amd: \"amd\",\n  commonjs: \"commonjs\",\n  cjs: \"cjs\",\n  systemjs: \"systemjs\",\n  umd: \"umd\",\n} as const;\n\nexport const UseBuiltInsOption = {\n  false: false,\n  entry: \"entry\",\n  usage: \"usage\",\n} as const;\n"],"mappings":";;;;;;AAAO,MAAMA,eAAe,GAAAC,OAAA,CAAAD,eAAA,GAAG;EAC7BE,QAAQ,EAAE,UAAU;EACpBC,UAAU,EAAE,YAAY;EACxBC,MAAM,EAAE,QAAQ;EAChBC,KAAK,EAAE,OAAO;EACdC,OAAO,EAAE,SAAS;EAClBC,kBAAkB,EAAE,oBAAoB;EACxCC,wBAAwB,EAAE,0BAA0B;EACpDC,OAAO,EAAE,SAAS;EAClBC,OAAO,EAAE,SAAS;EAClBC,gBAAgB,EAAE,kBAAkB;EACpCC,OAAO,EAAE,SAAS;EAClBC,WAAW,EAAE,aAAa;EAC1BC,eAAe,EAAE;AACnB,CAAU;AAEyB;EACjCC,MAAM,CAACC,MAAM,CAAChB,eAAe,EAAE;IAC7BiB,KAAK,EAAE,OAAO;IACdC,IAAI,EAAE;EACR,CAAC,CAAC;AACJ;AAEO,MAAMC,aAAa,GAAAlB,OAAA,CAAAkB,aAAA,GAAG;EAC3BC,KAAK,EAAE,KAAK;EACZC,IAAI,EAAE,MAAM;EACZC,GAAG,EAAE,KAAK;EACVC,QAAQ,EAAE,UAAU;EACpBC,GAAG,EAAE,KAAK;EACVC,QAAQ,EAAE,UAAU;EACpBC,GAAG,EAAE;AACP,CAAU;AAEH,MAAMC,iBAAiB,GAAA1B,OAAA,CAAA0B,iBAAA,GAAG;EAC/BP,KAAK,EAAE,KAAK;EACZQ,KAAK,EAAE,OAAO;EACdC,KAAK,EAAE;AACT,CAAU"}

lib/plugins-compat-data.js.map

+{"version":3,"names":["_plugins","require","_pluginBugfixes","_overlappingPlugins","_availablePlugins","keys","Object","plugins","exports","filterAvailable","originalPlugins","pluginsBugfixes","originalPluginsBugfixes","overlappingPlugins","originalOverlappingPlugins","data","result","plugin","hasOwnProperty","call","availablePlugins"],"sources":["../src/plugins-compat-data.ts"],"sourcesContent":["import originalPlugins from \"@babel/compat-data/plugins\";\nimport originalPluginsBugfixes from \"@babel/compat-data/plugin-bugfixes\";\nimport originalOverlappingPlugins from \"@babel/compat-data/overlapping-plugins\";\nimport availablePlugins from \"./available-plugins.ts\";\n\nconst keys: <O extends object>(o: O) => (keyof O)[] = Object.keys;\n\nexport const plugins = filterAvailable(originalPlugins);\nexport const pluginsBugfixes = filterAvailable(originalPluginsBugfixes);\nexport const overlappingPlugins = filterAvailable(originalOverlappingPlugins);\n\n// @ts-expect-error: we extend this here, since it's a syntax plugin and thus\n// doesn't make sense to store it in a compat-data package.\noverlappingPlugins[\"syntax-import-attributes\"] = [\"syntax-import-assertions\"];\n\nfunction filterAvailable<Data extends { [name: string]: unknown }>(\n  data: Data,\n): { [Name in keyof Data & keyof typeof availablePlugins]: Data[Name] } {\n  const result = {} as any;\n  for (const plugin of keys(data)) {\n    if (Object.hasOwnProperty.call(availablePlugins, plugin)) {\n      result[plugin] = data[plugin];\n    }\n  }\n  return result;\n}\n"],"mappings":";;;;;;AAAA,IAAAA,QAAA,GAAAC,OAAA;AACA,IAAAC,eAAA,GAAAD,OAAA;AACA,IAAAE,mBAAA,GAAAF,OAAA;AACA,IAAAG,iBAAA,GAAAH,OAAA;AAEA,MAAMI,IAA6C,GAAGC,MAAM,CAACD,IAAI;AAE1D,MAAME,OAAO,GAAAC,OAAA,CAAAD,OAAA,GAAGE,eAAe,CAACC,QAAe,CAAC;AAChD,MAAMC,eAAe,GAAAH,OAAA,CAAAG,eAAA,GAAGF,eAAe,CAACG,eAAuB,CAAC;AAChE,MAAMC,kBAAkB,GAAAL,OAAA,CAAAK,kBAAA,GAAGJ,eAAe,CAACK,mBAA0B,CAAC;AAI7ED,kBAAkB,CAAC,0BAA0B,CAAC,GAAG,CAAC,0BAA0B,CAAC;AAE7E,SAASJ,eAAeA,CACtBM,IAAU,EAC4D;EACtE,MAAMC,MAAM,GAAG,CAAC,CAAQ;EACxB,KAAK,MAAMC,MAAM,IAAIZ,IAAI,CAACU,IAAI,CAAC,EAAE;IAC/B,IAAIT,MAAM,CAACY,cAAc,CAACC,IAAI,CAACC,yBAAgB,EAAEH,MAAM,CAAC,EAAE;MACxDD,MAAM,CAACC,MAAM,CAAC,GAAGF,IAAI,CAACE,MAAM,CAAC;IAC/B;EACF;EACA,OAAOD,MAAM;AACf"}

lib/polyfills/babel-7-plugins.cjs

+{
+  Object.defineProperties(exports, {
+    pluginCoreJS2: {
+      get: () => require("babel-plugin-polyfill-corejs2").default
+    },
+    pluginRegenerator: {
+      get: () => require("babel-plugin-polyfill-regenerator").default
+    },
+    legacyBabelPolyfillPlugin: {
+      get: () => require("./babel-polyfill.cjs")
+    },
+    removeRegeneratorEntryPlugin: {
+      get: () => require("./regenerator.cjs")
+    }
+  });
+}
+
+//# sourceMappingURL=babel-7-plugins.cjs.map

lib/polyfills/babel-7-plugins.cjs.map

+{"version":3,"names":["Object","defineProperties","exports","pluginCoreJS2","get","require","default","pluginRegenerator","legacyBabelPolyfillPlugin","removeRegeneratorEntryPlugin"],"sources":["../../src/polyfills/babel-7-plugins.cjs"],"sourcesContent":["// TODO(Babel 8): Remove this file\n\nif (!process.env.BABEL_8_BREAKING) {\n  Object.defineProperties(exports, {\n    pluginCoreJS2: {\n      get: () => require(\"babel-plugin-polyfill-corejs2\").default,\n    },\n    pluginRegenerator: {\n      get: () => require(\"babel-plugin-polyfill-regenerator\").default,\n    },\n    legacyBabelPolyfillPlugin: { get: () => require(\"./babel-polyfill.cjs\") },\n    removeRegeneratorEntryPlugin: { get: () => require(\"./regenerator.cjs\") },\n  });\n}\n"],"mappings":"AAEmC;EACjCA,MAAM,CAACC,gBAAgB,CAACC,OAAO,EAAE;IAC/BC,aAAa,EAAE;MACbC,GAAG,EAAEA,CAAA,KAAMC,OAAO,CAAC,+BAA+B,CAAC,CAACC;IACtD,CAAC;IACDC,iBAAiB,EAAE;MACjBH,GAAG,EAAEA,CAAA,KAAMC,OAAO,CAAC,mCAAmC,CAAC,CAACC;IAC1D,CAAC;IACDE,yBAAyB,EAAE;MAAEJ,GAAG,EAAEA,CAAA,KAAMC,OAAO,CAAC,sBAAsB;IAAE,CAAC;IACzEI,4BAA4B,EAAE;MAAEL,GAAG,EAAEA,CAAA,KAAMC,OAAO,CAAC,mBAAmB;IAAE;EAC1E,CAAC,CAAC;AACJ"}

lib/polyfills/babel-polyfill.cjs

+;
+const {
+  getImportSource,
+  getRequireSource,
+  isPolyfillSource
+} = require("./utils.cjs");
+const BABEL_POLYFILL_DEPRECATION = `
+  \`@babel/polyfill\` is deprecated. Please, use required parts of \`core-js\`
+  and \`regenerator-runtime/runtime\` separately`;
+const NO_DIRECT_POLYFILL_IMPORT = `
+  When setting \`useBuiltIns: 'usage'\`, polyfills are automatically imported when needed.
+  Please remove the direct import of \`SPECIFIER\` or use \`useBuiltIns: 'entry'\` instead.`;
+module.exports = function ({
+  template
+}, {
+  regenerator,
+  deprecated,
+  usage
+}) {
+  return {
+    name: "preset-env/replace-babel-polyfill",
+    visitor: {
+      ImportDeclaration(path) {
+        const src = getImportSource(path);
+        if (usage && isPolyfillSource(src)) {
+          console.warn(NO_DIRECT_POLYFILL_IMPORT.replace("SPECIFIER", src));
+          if (!deprecated) path.remove();
+        } else if (src === "@babel/polyfill") {
+          if (deprecated) {
+            console.warn(BABEL_POLYFILL_DEPRECATION);
+          } else if (regenerator) {
+            path.replaceWithMultiple(template.ast`
+              import "core-js";
+              import "regenerator-runtime/runtime.js";
+            `);
+          } else {
+            path.replaceWith(template.ast`
+              import "core-js";
+            `);
+          }
+        }
+      },
+      Program(path) {
+        path.get("body").forEach(bodyPath => {
+          const src = getRequireSource(bodyPath);
+          if (usage && isPolyfillSource(src)) {
+            console.warn(NO_DIRECT_POLYFILL_IMPORT.replace("SPECIFIER", src));
+            if (!deprecated) bodyPath.remove();
+          } else if (src === "@babel/polyfill") {
+            if (deprecated) {
+              console.warn(BABEL_POLYFILL_DEPRECATION);
+            } else if (regenerator) {
+              bodyPath.replaceWithMultiple(template.ast`
+                require("core-js");
+                require("regenerator-runtime/runtime.js");
+              `);
+            } else {
+              bodyPath.replaceWith(template.ast`
+                require("core-js");
+              `);
+            }
+          }
+        });
+      }
+    }
+  };
+};
+
+//# sourceMappingURL=babel-polyfill.cjs.map

lib/polyfills/babel-polyfill.cjs.map

+{"version":3,"names":["getImportSource","getRequireSource","isPolyfillSource","require","BABEL_POLYFILL_DEPRECATION","NO_DIRECT_POLYFILL_IMPORT","module","exports","template","regenerator","deprecated","usage","name","visitor","ImportDeclaration","path","src","console","warn","replace","remove","replaceWithMultiple","ast","replaceWith","Program","get","forEach","bodyPath"],"sources":["../../src/polyfills/babel-polyfill.cjs"],"sourcesContent":["// TODO(Babel 8) Remove this file\nif (process.env.BABEL_8_BREAKING) {\n  throw new Error(\n    \"Internal Babel error: This file should only be loaded in Babel 7\",\n  );\n}\n\nconst {\n  getImportSource,\n  getRequireSource,\n  isPolyfillSource,\n} = require(\"./utils.cjs\");\n\nconst BABEL_POLYFILL_DEPRECATION = `\n  \\`@babel/polyfill\\` is deprecated. Please, use required parts of \\`core-js\\`\n  and \\`regenerator-runtime/runtime\\` separately`;\n\nconst NO_DIRECT_POLYFILL_IMPORT = `\n  When setting \\`useBuiltIns: 'usage'\\`, polyfills are automatically imported when needed.\n  Please remove the direct import of \\`SPECIFIER\\` or use \\`useBuiltIns: 'entry'\\` instead.`;\n\nmodule.exports = function ({ template }, { regenerator, deprecated, usage }) {\n  return {\n    name: \"preset-env/replace-babel-polyfill\",\n    visitor: {\n      ImportDeclaration(path) {\n        const src = getImportSource(path);\n        if (usage && isPolyfillSource(src)) {\n          console.warn(NO_DIRECT_POLYFILL_IMPORT.replace(\"SPECIFIER\", src));\n          if (!deprecated) path.remove();\n        } else if (src === \"@babel/polyfill\") {\n          if (deprecated) {\n            console.warn(BABEL_POLYFILL_DEPRECATION);\n          } else if (regenerator) {\n            path.replaceWithMultiple(template.ast`\n              import \"core-js\";\n              import \"regenerator-runtime/runtime.js\";\n            `);\n          } else {\n            path.replaceWith(template.ast`\n              import \"core-js\";\n            `);\n          }\n        }\n      },\n      Program(path) {\n        path.get(\"body\").forEach(bodyPath => {\n          const src = getRequireSource(bodyPath);\n          if (usage && isPolyfillSource(src)) {\n            console.warn(NO_DIRECT_POLYFILL_IMPORT.replace(\"SPECIFIER\", src));\n            if (!deprecated) bodyPath.remove();\n          } else if (src === \"@babel/polyfill\") {\n            if (deprecated) {\n              console.warn(BABEL_POLYFILL_DEPRECATION);\n            } else if (regenerator) {\n              bodyPath.replaceWithMultiple(template.ast`\n                require(\"core-js\");\n                require(\"regenerator-runtime/runtime.js\");\n              `);\n            } else {\n              bodyPath.replaceWith(template.ast`\n                require(\"core-js\");\n              `);\n            }\n          }\n        });\n      },\n    },\n  };\n};\n"],"mappings":";AAOA,MAAM;EACJA,eAAe;EACfC,gBAAgB;EAChBC;AACF,CAAC,GAAGC,OAAO,CAAC,aAAa,CAAC;AAE1B,MAAMC,0BAA0B,GAAI;AACpC;AACA,iDAAiD;AAEjD,MAAMC,yBAAyB,GAAI;AACnC;AACA,4FAA4F;AAE5FC,MAAM,CAACC,OAAO,GAAG,UAAU;EAAEC;AAAS,CAAC,EAAE;EAAEC,WAAW;EAAEC,UAAU;EAAEC;AAAM,CAAC,EAAE;EAC3E,OAAO;IACLC,IAAI,EAAE,mCAAmC;IACzCC,OAAO,EAAE;MACPC,iBAAiBA,CAACC,IAAI,EAAE;QACtB,MAAMC,GAAG,GAAGhB,eAAe,CAACe,IAAI,CAAC;QACjC,IAAIJ,KAAK,IAAIT,gBAAgB,CAACc,GAAG,CAAC,EAAE;UAClCC,OAAO,CAACC,IAAI,CAACb,yBAAyB,CAACc,OAAO,CAAC,WAAW,EAAEH,GAAG,CAAC,CAAC;UACjE,IAAI,CAACN,UAAU,EAAEK,IAAI,CAACK,MAAM,CAAC,CAAC;QAChC,CAAC,MAAM,IAAIJ,GAAG,KAAK,iBAAiB,EAAE;UACpC,IAAIN,UAAU,EAAE;YACdO,OAAO,CAACC,IAAI,CAACd,0BAA0B,CAAC;UAC1C,CAAC,MAAM,IAAIK,WAAW,EAAE;YACtBM,IAAI,CAACM,mBAAmB,CAACb,QAAQ,CAACc,GAAI;AAClD;AACA;AACA,aAAa,CAAC;UACJ,CAAC,MAAM;YACLP,IAAI,CAACQ,WAAW,CAACf,QAAQ,CAACc,GAAI;AAC1C;AACA,aAAa,CAAC;UACJ;QACF;MACF,CAAC;MACDE,OAAOA,CAACT,IAAI,EAAE;QACZA,IAAI,CAACU,GAAG,CAAC,MAAM,CAAC,CAACC,OAAO,CAACC,QAAQ,IAAI;UACnC,MAAMX,GAAG,GAAGf,gBAAgB,CAAC0B,QAAQ,CAAC;UACtC,IAAIhB,KAAK,IAAIT,gBAAgB,CAACc,GAAG,CAAC,EAAE;YAClCC,OAAO,CAACC,IAAI,CAACb,yBAAyB,CAACc,OAAO,CAAC,WAAW,EAAEH,GAAG,CAAC,CAAC;YACjE,IAAI,CAACN,UAAU,EAAEiB,QAAQ,CAACP,MAAM,CAAC,CAAC;UACpC,CAAC,MAAM,IAAIJ,GAAG,KAAK,iBAAiB,EAAE;YACpC,IAAIN,UAAU,EAAE;cACdO,OAAO,CAACC,IAAI,CAACd,0BAA0B,CAAC;YAC1C,CAAC,MAAM,IAAIK,WAAW,EAAE;cACtBkB,QAAQ,CAACN,mBAAmB,CAACb,QAAQ,CAACc,GAAI;AACxD;AACA;AACA,eAAe,CAAC;YACJ,CAAC,MAAM;cACLK,QAAQ,CAACJ,WAAW,CAACf,QAAQ,CAACc,GAAI;AAChD;AACA,eAAe,CAAC;YACJ;UACF;QACF,CAAC,CAAC;MACJ;IACF;EACF,CAAC;AACH,CAAC"}

lib/polyfills/regenerator.cjs

+;
+const {
+  getImportSource,
+  getRequireSource
+} = require("./utils.cjs");
+function isRegeneratorSource(source) {
+  return source === "regenerator-runtime/runtime" || source === "regenerator-runtime/runtime.js";
+}
+module.exports = function () {
+  const visitor = {
+    ImportDeclaration(path) {
+      if (isRegeneratorSource(getImportSource(path))) {
+        this.regeneratorImportExcluded = true;
+        path.remove();
+      }
+    },
+    Program(path) {
+      path.get("body").forEach(bodyPath => {
+        if (isRegeneratorSource(getRequireSource(bodyPath))) {
+          this.regeneratorImportExcluded = true;
+          bodyPath.remove();
+        }
+      });
+    }
+  };
+  return {
+    name: "preset-env/remove-regenerator",
+    visitor,
+    pre() {
+      this.regeneratorImportExcluded = false;
+    },
+    post() {
+      if (this.opts.debug && this.regeneratorImportExcluded) {
+        let filename = this.file.opts.filename;
+        if (process.env.BABEL_ENV === "test") {
+          filename = filename.replace(/\\/g, "/");
+        }
+        console.log(`\n[${filename}] Based on your targets, regenerator-runtime import excluded.`);
+      }
+    }
+  };
+};
+
+//# sourceMappingURL=regenerator.cjs.map

lib/polyfills/regenerator.cjs.map

+{"version":3,"names":["getImportSource","getRequireSource","require","isRegeneratorSource","source","module","exports","visitor","ImportDeclaration","path","regeneratorImportExcluded","remove","Program","get","forEach","bodyPath","name","pre","post","opts","debug","filename","file","process","env","BABEL_ENV","replace","console","log"],"sources":["../../src/polyfills/regenerator.cjs"],"sourcesContent":["// TODO(Babel 8) Remove this file\nif (process.env.BABEL_8_BREAKING) {\n  throw new Error(\n    \"Internal Babel error: This file should only be loaded in Babel 7\",\n  );\n}\n\nconst { getImportSource, getRequireSource } = require(\"./utils.cjs\");\n\nfunction isRegeneratorSource(source) {\n  return (\n    source === \"regenerator-runtime/runtime\" ||\n    source === \"regenerator-runtime/runtime.js\"\n  );\n}\n\nmodule.exports = function () {\n  const visitor = {\n    ImportDeclaration(path) {\n      if (isRegeneratorSource(getImportSource(path))) {\n        this.regeneratorImportExcluded = true;\n        path.remove();\n      }\n    },\n    Program(path) {\n      path.get(\"body\").forEach(bodyPath => {\n        if (isRegeneratorSource(getRequireSource(bodyPath))) {\n          this.regeneratorImportExcluded = true;\n          bodyPath.remove();\n        }\n      });\n    },\n  };\n\n  return {\n    name: \"preset-env/remove-regenerator\",\n    visitor,\n    pre() {\n      this.regeneratorImportExcluded = false;\n    },\n    post() {\n      if (this.opts.debug && this.regeneratorImportExcluded) {\n        let filename = this.file.opts.filename;\n        // normalize filename to generate consistent preset-env test fixtures\n        if (process.env.BABEL_ENV === \"test\") {\n          filename = filename.replace(/\\\\/g, \"/\");\n        }\n        console.log(\n          `\\n[${filename}] Based on your targets, regenerator-runtime import excluded.`,\n        );\n      }\n    },\n  };\n};\n"],"mappings":";AAOA,MAAM;EAAEA,eAAe;EAAEC;AAAiB,CAAC,GAAGC,OAAO,CAAC,aAAa,CAAC;AAEpE,SAASC,mBAAmBA,CAACC,MAAM,EAAE;EACnC,OACEA,MAAM,KAAK,6BAA6B,IACxCA,MAAM,KAAK,gCAAgC;AAE/C;AAEAC,MAAM,CAACC,OAAO,GAAG,YAAY;EAC3B,MAAMC,OAAO,GAAG;IACdC,iBAAiBA,CAACC,IAAI,EAAE;MACtB,IAAIN,mBAAmB,CAACH,eAAe,CAACS,IAAI,CAAC,CAAC,EAAE;QAC9C,IAAI,CAACC,yBAAyB,GAAG,IAAI;QACrCD,IAAI,CAACE,MAAM,CAAC,CAAC;MACf;IACF,CAAC;IACDC,OAAOA,CAACH,IAAI,EAAE;MACZA,IAAI,CAACI,GAAG,CAAC,MAAM,CAAC,CAACC,OAAO,CAACC,QAAQ,IAAI;QACnC,IAAIZ,mBAAmB,CAACF,gBAAgB,CAACc,QAAQ,CAAC,CAAC,EAAE;UACnD,IAAI,CAACL,yBAAyB,GAAG,IAAI;UACrCK,QAAQ,CAACJ,MAAM,CAAC,CAAC;QACnB;MACF,CAAC,CAAC;IACJ;EACF,CAAC;EAED,OAAO;IACLK,IAAI,EAAE,+BAA+B;IACrCT,OAAO;IACPU,GAAGA,CAAA,EAAG;MACJ,IAAI,CAACP,yBAAyB,GAAG,KAAK;IACxC,CAAC;IACDQ,IAAIA,CAAA,EAAG;MACL,IAAI,IAAI,CAACC,IAAI,CAACC,KAAK,IAAI,IAAI,CAACV,yBAAyB,EAAE;QACrD,IAAIW,QAAQ,GAAG,IAAI,CAACC,IAAI,CAACH,IAAI,CAACE,QAAQ;QAEtC,IAAIE,OAAO,CAACC,GAAG,CAACC,SAAS,KAAK,MAAM,EAAE;UACpCJ,QAAQ,GAAGA,QAAQ,CAACK,OAAO,CAAC,KAAK,EAAE,GAAG,CAAC;QACzC;QACAC,OAAO,CAACC,GAAG,CACR,MAAKP,QAAS,+DACjB,CAAC;MACH;IACF;EACF,CAAC;AACH,CAAC"}

lib/polyfills/utils.cjs

+;
+exports.getImportSource = function ({
+  node
+}) {
+  if (node.specifiers.length === 0) return node.source.value;
+};
+exports.getRequireSource = function ({
+  node
+}) {
+  if (node.type !== "ExpressionStatement") return;
+  const {
+    expression
+  } = node;
+  if (expression.type === "CallExpression" && expression.callee.type === "Identifier" && expression.callee.name === "require" && expression.arguments.length === 1 && expression.arguments[0].type === "StringLiteral") {
+    return expression.arguments[0].value;
+  }
+};
+exports.isPolyfillSource = function (source) {
+  return source === "@babel/polyfill" || source === "core-js";
+};
+
+//# sourceMappingURL=utils.cjs.map

lib/polyfills/utils.cjs.map

+{"version":3,"names":["exports","getImportSource","node","specifiers","length","source","value","getRequireSource","type","expression","callee","name","arguments","isPolyfillSource"],"sources":["../../src/polyfills/utils.cjs"],"sourcesContent":["// TODO(Babel 8) Remove this file\nif (process.env.BABEL_8_BREAKING) {\n  throw new Error(\n    \"Internal Babel error: This file should only be loaded in Babel 7\",\n  );\n}\n\nexports.getImportSource = function ({ node }) {\n  if (node.specifiers.length === 0) return node.source.value;\n};\n\nexports.getRequireSource = function ({ node }) {\n  if (node.type !== \"ExpressionStatement\") return;\n  const { expression } = node;\n  if (\n    expression.type === \"CallExpression\" &&\n    expression.callee.type === \"Identifier\" &&\n    expression.callee.name === \"require\" &&\n    expression.arguments.length === 1 &&\n    expression.arguments[0].type === \"StringLiteral\"\n  ) {\n    return expression.arguments[0].value;\n  }\n};\n\nexports.isPolyfillSource = function (source) {\n  return source === \"@babel/polyfill\" || source === \"core-js\";\n};\n"],"mappings":";AAOAA,OAAO,CAACC,eAAe,GAAG,UAAU;EAAEC;AAAK,CAAC,EAAE;EAC5C,IAAIA,IAAI,CAACC,UAAU,CAACC,MAAM,KAAK,CAAC,EAAE,OAAOF,IAAI,CAACG,MAAM,CAACC,KAAK;AAC5D,CAAC;AAEDN,OAAO,CAACO,gBAAgB,GAAG,UAAU;EAAEL;AAAK,CAAC,EAAE;EAC7C,IAAIA,IAAI,CAACM,IAAI,KAAK,qBAAqB,EAAE;EACzC,MAAM;IAAEC;EAAW,CAAC,GAAGP,IAAI;EAC3B,IACEO,UAAU,CAACD,IAAI,KAAK,gBAAgB,IACpCC,UAAU,CAACC,MAAM,CAACF,IAAI,KAAK,YAAY,IACvCC,UAAU,CAACC,MAAM,CAACC,IAAI,KAAK,SAAS,IACpCF,UAAU,CAACG,SAAS,CAACR,MAAM,KAAK,CAAC,IACjCK,UAAU,CAACG,SAAS,CAAC,CAAC,CAAC,CAACJ,IAAI,KAAK,eAAe,EAChD;IACA,OAAOC,UAAU,CAACG,SAAS,CAAC,CAAC,CAAC,CAACN,KAAK;EACtC;AACF,CAAC;AAEDN,OAAO,CAACa,gBAAgB,GAAG,UAAUR,MAAM,EAAE;EAC3C,OAAOA,MAAM,KAAK,iBAAiB,IAAIA,MAAM,KAAK,SAAS;AAC7D,CAAC"}

lib/shipped-proposals.js

+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.proposalSyntaxPlugins = exports.proposalPlugins = exports.pluginSyntaxMap = void 0;
+const proposalPlugins = exports.proposalPlugins = new Set();
+const proposalSyntaxPlugins = exports.proposalSyntaxPlugins = ["syntax-import-assertions", "syntax-import-attributes"];
+const pluginSyntaxObject = {
+  "transform-async-generator-functions": "syntax-async-generators",
+  "transform-class-properties": "syntax-class-properties",
+  "transform-class-static-block": "syntax-class-static-block",
+  "transform-export-namespace-from": "syntax-export-namespace-from",
+  "transform-json-strings": "syntax-json-strings",
+  "transform-nullish-coalescing-operator": "syntax-nullish-coalescing-operator",
+  "transform-numeric-separator": "syntax-numeric-separator",
+  "transform-object-rest-spread": "syntax-object-rest-spread",
+  "transform-optional-catch-binding": "syntax-optional-catch-binding",
+  "transform-optional-chaining": "syntax-optional-chaining",
+  "transform-private-methods": "syntax-class-properties",
+  "transform-private-property-in-object": "syntax-private-property-in-object",
+  "transform-unicode-property-regex": null
+};
+const pluginSyntaxEntries = Object.keys(pluginSyntaxObject).map(function (key) {
+  return [key, pluginSyntaxObject[key]];
+});
+const pluginSyntaxMap = exports.pluginSyntaxMap = new Map(pluginSyntaxEntries);
+
+//# sourceMappingURL=shipped-proposals.js.map

lib/shipped-proposals.js.map

+{"version":3,"names":["proposalPlugins","exports","Set","proposalSyntaxPlugins","pluginSyntaxObject","pluginSyntaxEntries","Object","keys","map","key","pluginSyntaxMap","Map"],"sources":["../src/shipped-proposals.ts"],"sourcesContent":["// TODO(Babel 8): Remove this file\n/* eslint sort-keys: \"error\" */\n// These mappings represent the transform plugins that have been\n// shipped by browsers, and are enabled by the `shippedProposals` option.\n\nconst proposalPlugins = new Set<string>();\n\n// proposal syntax plugins enabled by the `shippedProposals` option.\n// Unlike proposalPlugins above, they are independent of compiler targets.\nconst proposalSyntaxPlugins = [\n  \"syntax-import-assertions\",\n  \"syntax-import-attributes\",\n] as const;\n\n// use intermediary object to enforce alphabetical key order\nconst pluginSyntaxObject = process.env.BABEL_8_BREAKING\n  ? {}\n  : ({\n      \"transform-async-generator-functions\": \"syntax-async-generators\",\n      \"transform-class-properties\": \"syntax-class-properties\",\n      \"transform-class-static-block\": \"syntax-class-static-block\",\n      \"transform-export-namespace-from\": \"syntax-export-namespace-from\",\n      \"transform-json-strings\": \"syntax-json-strings\",\n      \"transform-nullish-coalescing-operator\":\n        \"syntax-nullish-coalescing-operator\",\n      \"transform-numeric-separator\": \"syntax-numeric-separator\",\n      \"transform-object-rest-spread\": \"syntax-object-rest-spread\",\n      \"transform-optional-catch-binding\": \"syntax-optional-catch-binding\",\n      \"transform-optional-chaining\": \"syntax-optional-chaining\",\n      // note: we don't have syntax-private-methods\n      \"transform-private-methods\": \"syntax-class-properties\",\n      \"transform-private-property-in-object\":\n        \"syntax-private-property-in-object\",\n      // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion\n      \"transform-unicode-property-regex\": null as null,\n    } as const);\n\ntype PluginSyntaxObjectKeys = keyof typeof pluginSyntaxObject;\n\nconst pluginSyntaxEntries = Object.keys(pluginSyntaxObject).map<\n  [PluginSyntaxObjectKeys, string | null]\n>(function (key: PluginSyntaxObjectKeys) {\n  return [key, pluginSyntaxObject[key]];\n});\n\nconst pluginSyntaxMap = new Map(pluginSyntaxEntries);\n\nexport { proposalPlugins, proposalSyntaxPlugins, pluginSyntaxMap };\n"],"mappings":";;;;;;AAKA,MAAMA,eAAe,GAAAC,OAAA,CAAAD,eAAA,GAAG,IAAIE,GAAG,CAAS,CAAC;AAIzC,MAAMC,qBAAqB,GAAAF,OAAA,CAAAE,qBAAA,GAAG,CAC5B,0BAA0B,EAC1B,0BAA0B,CAClB;AAGV,MAAMC,kBAAkB,GAEnB;EACC,qCAAqC,EAAE,yBAAyB;EAChE,4BAA4B,EAAE,yBAAyB;EACvD,8BAA8B,EAAE,2BAA2B;EAC3D,iCAAiC,EAAE,8BAA8B;EACjE,wBAAwB,EAAE,qBAAqB;EAC/C,uCAAuC,EACrC,oCAAoC;EACtC,6BAA6B,EAAE,0BAA0B;EACzD,8BAA8B,EAAE,2BAA2B;EAC3D,kCAAkC,EAAE,+BAA+B;EACnE,6BAA6B,EAAE,0BAA0B;EAEzD,2BAA2B,EAAE,yBAAyB;EACtD,sCAAsC,EACpC,mCAAmC;EAErC,kCAAkC,EAAE;AACtC,CAAW;AAIf,MAAMC,mBAAmB,GAAGC,MAAM,CAACC,IAAI,CAACH,kBAAkB,CAAC,CAACI,GAAG,CAE7D,UAAUC,GAA2B,EAAE;EACvC,OAAO,CAACA,GAAG,EAAEL,kBAAkB,CAACK,GAAG,CAAC,CAAC;AACvC,CAAC,CAAC;AAEF,MAAMC,eAAe,GAAAT,OAAA,CAAAS,eAAA,GAAG,IAAIC,GAAG,CAACN,mBAAmB,CAAC"}

lib/targets-parser.js.map

+{"version":3,"names":["_helperCompilationTargets","require"],"sources":["../src/targets-parser.ts"],"sourcesContent":["// TODO: Remove in Babel 8\n\nexport {\n  default,\n  isBrowsersQueryValid,\n} from \"@babel/helper-compilation-targets\";\n"],"mappings":";;;;;;;;;;;;;;;;;AAEA,IAAAA,yBAAA,GAAAC,OAAA"}

data/shipped-proposals.js

@@ -1,31 +0,2 @@
-/* eslint sort-keys: "error" */
-// These mappings represent the syntax proposals that have been
-// shipped by browsers, and are enabled by the `shippedProposals` option.
-
-const proposalPlugins = new Set([
-  "proposal-class-properties",
-  "proposal-private-methods"
-]);
-
-// use intermediary object to enforce alphabetical key order
-const pluginSyntaxObject = {
-  "proposal-async-generator-functions": "syntax-async-generators",
-  "proposal-class-properties": "syntax-class-properties",
-  "proposal-json-strings": "syntax-json-strings",
-  "proposal-nullish-coalescing-operator": "syntax-nullish-coalescing-operator",
-  "proposal-numeric-separator": "syntax-numeric-separator",
-  "proposal-object-rest-spread": "syntax-object-rest-spread",
-  "proposal-optional-catch-binding": "syntax-optional-catch-binding",
-  "proposal-optional-chaining": "syntax-optional-chaining",
-  // note: we don't have syntax-private-methods
-  "proposal-private-methods": "syntax-class-properties",
-  "proposal-unicode-property-regex": null,
-};
-
-const pluginSyntaxEntries = Object.keys(pluginSyntaxObject).map(function (key) {
-  return [key, pluginSyntaxObject[key]];
-});
-
-const pluginSyntaxMap = new Map(pluginSyntaxEntries);
-
-module.exports = { pluginSyntaxMap, proposalPlugins };
+const { pluginSyntaxMap, proposalPlugins, proposalSyntaxPlugins } = require("../lib/shipped-proposals");
+module.exports = { pluginSyntaxMap, proposalPlugins, proposalSyntaxPlugins };

lib/available-plugins.js

@@ -6,197 +6,155 @@ "use strict";
 });
-exports.default = void 0;
+exports.minVersions = exports.default = void 0;
+var _pluginSyntaxImportAssertions = require("@babel/plugin-syntax-import-assertions");
+var _pluginSyntaxImportAttributes = require("@babel/plugin-syntax-import-attributes");
+var _pluginTransformAsyncGeneratorFunctions = require("@babel/plugin-transform-async-generator-functions");
+var _pluginTransformClassProperties = require("@babel/plugin-transform-class-properties");
+var _pluginTransformClassStaticBlock = require("@babel/plugin-transform-class-static-block");
+var _pluginTransformDynamicImport = require("@babel/plugin-transform-dynamic-import");
+var _pluginTransformExportNamespaceFrom = require("@babel/plugin-transform-export-namespace-from");
+var _pluginTransformJsonStrings = require("@babel/plugin-transform-json-strings");
+var _pluginTransformLogicalAssignmentOperators = require("@babel/plugin-transform-logical-assignment-operators");
+var _pluginTransformNullishCoalescingOperator = require("@babel/plugin-transform-nullish-coalescing-operator");
+var _pluginTransformNumericSeparator = require("@babel/plugin-transform-numeric-separator");
+var _pluginTransformObjectRestSpread = require("@babel/plugin-transform-object-rest-spread");
+var _pluginTransformOptionalCatchBinding = require("@babel/plugin-transform-optional-catch-binding");
+var _pluginTransformOptionalChaining = require("@babel/plugin-transform-optional-chaining");
+var _pluginTransformPrivateMethods = require("@babel/plugin-transform-private-methods");
+var _pluginTransformPrivatePropertyInObject = require("@babel/plugin-transform-private-property-in-object");
+var _pluginTransformUnicodePropertyRegex = require("@babel/plugin-transform-unicode-property-regex");
+var _pluginTransformAsyncToGenerator = require("@babel/plugin-transform-async-to-generator");
+var _pluginTransformArrowFunctions = require("@babel/plugin-transform-arrow-functions");
+var _pluginTransformBlockScopedFunctions = require("@babel/plugin-transform-block-scoped-functions");
+var _pluginTransformBlockScoping = require("@babel/plugin-transform-block-scoping");
+var _pluginTransformClasses = require("@babel/plugin-transform-classes");
+var _pluginTransformComputedProperties = require("@babel/plugin-transform-computed-properties");
+var _pluginTransformDestructuring = require("@babel/plugin-transform-destructuring");
+var _pluginTransformDotallRegex = require("@babel/plugin-transform-dotall-regex");
+var _pluginTransformDuplicateKeys = require("@babel/plugin-transform-duplicate-keys");
+var _pluginTransformExponentiationOperator = require("@babel/plugin-transform-exponentiation-operator");
+var _pluginTransformForOf = require("@babel/plugin-transform-for-of");
+var _pluginTransformFunctionName = require("@babel/plugin-transform-function-name");
+var _pluginTransformLiterals = require("@babel/plugin-transform-literals");
+var _pluginTransformMemberExpressionLiterals = require("@babel/plugin-transform-member-expression-literals");
+var _pluginTransformModulesAmd = require("@babel/plugin-transform-modules-amd");
+var _pluginTransformModulesCommonjs = require("@babel/plugin-transform-modules-commonjs");
+var _pluginTransformModulesSystemjs = require("@babel/plugin-transform-modules-systemjs");
+var _pluginTransformModulesUmd = require("@babel/plugin-transform-modules-umd");
+var _pluginTransformNamedCapturingGroupsRegex = require("@babel/plugin-transform-named-capturing-groups-regex");
+var _pluginTransformNewTarget = require("@babel/plugin-transform-new-target");
+var _pluginTransformObjectSuper = require("@babel/plugin-transform-object-super");
+var _pluginTransformParameters = require("@babel/plugin-transform-parameters");
+var _pluginTransformPropertyLiterals = require("@babel/plugin-transform-property-literals");
+var _pluginTransformRegenerator = require("@babel/plugin-transform-regenerator");
+var _pluginTransformReservedWords = require("@babel/plugin-transform-reserved-words");
+var _pluginTransformShorthandProperties = require("@babel/plugin-transform-shorthand-properties");
+var _pluginTransformSpread = require("@babel/plugin-transform-spread");
+var _pluginTransformStickyRegex = require("@babel/plugin-transform-sticky-regex");
+var _pluginTransformTemplateLiterals = require("@babel/plugin-transform-template-literals");
+var _pluginTransformTypeofSymbol = require("@babel/plugin-transform-typeof-symbol");
+var _pluginTransformUnicodeEscapes = require("@babel/plugin-transform-unicode-escapes");
+var _pluginTransformUnicodeRegex = require("@babel/plugin-transform-unicode-regex");
+var _pluginTransformUnicodeSetsRegex = require("@babel/plugin-transform-unicode-sets-regex");
+var _index = require("@babel/preset-modules/lib/plugins/transform-async-arrows-in-class/index.js");
+var _index2 = require("@babel/preset-modules/lib/plugins/transform-edge-default-parameters/index.js");
+var _index3 = require("@babel/preset-modules/lib/plugins/transform-edge-function-name/index.js");
+var _index4 = require("@babel/preset-modules/lib/plugins/transform-tagged-template-caching/index.js");
+var _index5 = require("@babel/preset-modules/lib/plugins/transform-safari-block-shadowing/index.js");
+var _index6 = require("@babel/preset-modules/lib/plugins/transform-safari-for-shadowing/index.js");
+var _pluginBugfixSafariIdDestructuringCollisionInFunctionExpression = require("@babel/plugin-bugfix-safari-id-destructuring-collision-in-function-expression");
+var _pluginBugfixV8SpreadParametersInOptionalChaining = require("@babel/plugin-bugfix-v8-spread-parameters-in-optional-chaining");
+var _pluginBugfixV8StaticClassFieldsRedefineReadonly = require("@babel/plugin-bugfix-v8-static-class-fields-redefine-readonly");
+const availablePlugins = exports.default = {
+  "bugfix/transform-async-arrows-in-class": () => _index,
+  "bugfix/transform-edge-default-parameters": () => _index2,
+  "bugfix/transform-edge-function-name": () => _index3,
+  "bugfix/transform-safari-block-shadowing": () => _index5,
+  "bugfix/transform-safari-for-shadowing": () => _index6,
+  "bugfix/transform-safari-id-destructuring-collision-in-function-expression": () => _pluginBugfixSafariIdDestructuringCollisionInFunctionExpression.default,
+  "bugfix/transform-tagged-template-caching": () => _index4,
+  "bugfix/transform-v8-spread-parameters-in-optional-chaining": () => _pluginBugfixV8SpreadParametersInOptionalChaining.default,
+  "bugfix/transform-v8-static-class-fields-redefine-readonly": () => _pluginBugfixV8StaticClassFieldsRedefineReadonly.default,
+  "syntax-import-assertions": () => _pluginSyntaxImportAssertions.default,
+  "syntax-import-attributes": () => _pluginSyntaxImportAttributes.default,
+  "transform-arrow-functions": () => _pluginTransformArrowFunctions.default,
+  "transform-async-generator-functions": () => _pluginTransformAsyncGeneratorFunctions.default,
+  "transform-async-to-generator": () => _pluginTransformAsyncToGenerator.default,
+  "transform-block-scoped-functions": () => _pluginTransformBlockScopedFunctions.default,
+  "transform-block-scoping": () => _pluginTransformBlockScoping.default,
+  "transform-class-properties": () => _pluginTransformClassProperties.default,
+  "transform-class-static-block": () => _pluginTransformClassStaticBlock.default,
+  "transform-classes": () => _pluginTransformClasses.default,
+  "transform-computed-properties": () => _pluginTransformComputedProperties.default,
+  "transform-destructuring": () => _pluginTransformDestructuring.default,
+  "transform-dotall-regex": () => _pluginTransformDotallRegex.default,
+  "transform-duplicate-keys": () => _pluginTransformDuplicateKeys.default,
+  "transform-dynamic-import": () => _pluginTransformDynamicImport.default,
+  "transform-exponentiation-operator": () => _pluginTransformExponentiationOperator.default,
+  "transform-export-namespace-from": () => _pluginTransformExportNamespaceFrom.default,
+  "transform-for-of": () => _pluginTransformForOf.default,
+  "transform-function-name": () => _pluginTransformFunctionName.default,
+  "transform-json-strings": () => _pluginTransformJsonStrings.default,
+  "transform-literals": () => _pluginTransformLiterals.default,
+  "transform-logical-assignment-operators": () => _pluginTransformLogicalAssignmentOperators.default,
+  "transform-member-expression-literals": () => _pluginTransformMemberExpressionLiterals.default,
+  "transform-modules-amd": () => _pluginTransformModulesAmd.default,
+  "transform-modules-commonjs": () => _pluginTransformModulesCommonjs.default,
+  "transform-modules-systemjs": () => _pluginTransformModulesSystemjs.default,
+  "transform-modules-umd": () => _pluginTransformModulesUmd.default,
+  "transform-named-capturing-groups-regex": () => _pluginTransformNamedCapturingGroupsRegex.default,
+  "transform-new-target": () => _pluginTransformNewTarget.default,
+  "transform-nullish-coalescing-operator": () => _pluginTransformNullishCoalescingOperator.default,
+  "transform-numeric-separator": () => _pluginTransformNumericSeparator.default,
+  "transform-object-rest-spread": () => _pluginTransformObjectRestSpread.default,
+  "transform-object-super": () => _pluginTransformObjectSuper.default,
+  "transform-optional-catch-binding": () => _pluginTransformOptionalCatchBinding.default,
+  "transform-optional-chaining": () => _pluginTransformOptionalChaining.default,
+  "transform-parameters": () => _pluginTransformParameters.default,
+  "transform-private-methods": () => _pluginTransformPrivateMethods.default,
+  "transform-private-property-in-object": () => _pluginTransformPrivatePropertyInObject.default,
+  "transform-property-literals": () => _pluginTransformPropertyLiterals.default,
+  "transform-regenerator": () => _pluginTransformRegenerator.default,
+  "transform-reserved-words": () => _pluginTransformReservedWords.default,
+  "transform-shorthand-properties": () => _pluginTransformShorthandProperties.default,
+  "transform-spread": () => _pluginTransformSpread.default,
+  "transform-sticky-regex": () => _pluginTransformStickyRegex.default,
+  "transform-template-literals": () => _pluginTransformTemplateLiterals.default,
+  "transform-typeof-symbol": () => _pluginTransformTypeofSymbol.default,
+  "transform-unicode-escapes": () => _pluginTransformUnicodeEscapes.default,
+  "transform-unicode-property-regex": () => _pluginTransformUnicodePropertyRegex.default,
+  "transform-unicode-regex": () => _pluginTransformUnicodeRegex.default,
+  "transform-unicode-sets-regex": () => _pluginTransformUnicodeSetsRegex.default
+};
+const minVersions = exports.minVersions = {};
+{
+  Object.assign(minVersions, {
+    "bugfix/transform-safari-id-destructuring-collision-in-function-expression": "7.16.0",
+    "bugfix/transform-v8-static-class-fields-redefine-readonly": "7.12.0",
+    "syntax-import-attributes": "7.22.0",
+    "transform-class-static-block": "7.12.0",
+    "transform-private-property-in-object": "7.10.0"
+  });
+  const e = () => () => () => ({});
+  Object.assign(availablePlugins, {
+    "syntax-async-generators": () => require("@babel/plugin-syntax-async-generators"),
+    "syntax-class-properties": () => require("@babel/plugin-syntax-class-properties"),
+    "syntax-class-static-block": () => require("@babel/plugin-syntax-class-static-block"),
+    "syntax-dynamic-import": () => require("@babel/plugin-syntax-dynamic-import"),
+    "syntax-export-namespace-from": () => require("@babel/plugin-syntax-export-namespace-from"),
+    "syntax-import-meta": () => require("@babel/plugin-syntax-import-meta"),
+    "syntax-json-strings": () => require("@babel/plugin-syntax-json-strings"),
+    "syntax-logical-assignment-operators": () => require("@babel/plugin-syntax-logical-assignment-operators"),
+    "syntax-nullish-coalescing-operator": () => require("@babel/plugin-syntax-nullish-coalescing-operator"),
+    "syntax-numeric-separator": () => require("@babel/plugin-syntax-numeric-separator"),
+    "syntax-object-rest-spread": () => require("@babel/plugin-syntax-object-rest-spread"),
+    "syntax-optional-catch-binding": () => require("@babel/plugin-syntax-optional-catch-binding"),
+    "syntax-optional-chaining": () => require("@babel/plugin-syntax-optional-chaining"),
+    "syntax-private-property-in-object": () => require("@babel/plugin-syntax-private-property-in-object"),
+    "syntax-top-level-await": () => require("@babel/plugin-syntax-top-level-await")
+  });
+  {
+    availablePlugins["unicode-sets-regex"] = () => require("@babel/plugin-syntax-unicode-sets-regex");
+  }
+}
 
-var _pluginSyntaxAsyncGenerators = _interopRequireDefault(require("@babel/plugin-syntax-async-generators"));
-
-var _pluginSyntaxClassProperties = _interopRequireDefault(require("@babel/plugin-syntax-class-properties"));
-
-var _pluginSyntaxDynamicImport = _interopRequireDefault(require("@babel/plugin-syntax-dynamic-import"));
-
-var _pluginSyntaxExportNamespaceFrom = _interopRequireDefault(require("@babel/plugin-syntax-export-namespace-from"));
-
-var _pluginSyntaxJsonStrings = _interopRequireDefault(require("@babel/plugin-syntax-json-strings"));
-
-var _pluginSyntaxLogicalAssignmentOperators = _interopRequireDefault(require("@babel/plugin-syntax-logical-assignment-operators"));
-
-var _pluginSyntaxNullishCoalescingOperator = _interopRequireDefault(require("@babel/plugin-syntax-nullish-coalescing-operator"));
-
-var _pluginSyntaxNumericSeparator = _interopRequireDefault(require("@babel/plugin-syntax-numeric-separator"));
-
-var _pluginSyntaxObjectRestSpread = _interopRequireDefault(require("@babel/plugin-syntax-object-rest-spread"));
-
-var _pluginSyntaxOptionalCatchBinding = _interopRequireDefault(require("@babel/plugin-syntax-optional-catch-binding"));
-
-var _pluginSyntaxOptionalChaining = _interopRequireDefault(require("@babel/plugin-syntax-optional-chaining"));
-
-var _pluginSyntaxTopLevelAwait = _interopRequireDefault(require("@babel/plugin-syntax-top-level-await"));
-
-var _pluginProposalAsyncGeneratorFunctions = _interopRequireDefault(require("@babel/plugin-proposal-async-generator-functions"));
-
-var _pluginProposalClassProperties = _interopRequireDefault(require("@babel/plugin-proposal-class-properties"));
-
-var _pluginProposalDynamicImport = _interopRequireDefault(require("@babel/plugin-proposal-dynamic-import"));
-
-var _pluginProposalExportNamespaceFrom = _interopRequireDefault(require("@babel/plugin-proposal-export-namespace-from"));
-
-var _pluginProposalJsonStrings = _interopRequireDefault(require("@babel/plugin-proposal-json-strings"));
-
-var _pluginProposalLogicalAssignmentOperators = _interopRequireDefault(require("@babel/plugin-proposal-logical-assignment-operators"));
-
-var _pluginProposalNullishCoalescingOperator = _interopRequireDefault(require("@babel/plugin-proposal-nullish-coalescing-operator"));
-
-var _pluginProposalNumericSeparator = _interopRequireDefault(require("@babel/plugin-proposal-numeric-separator"));
-
-var _pluginProposalObjectRestSpread = _interopRequireDefault(require("@babel/plugin-proposal-object-rest-spread"));
-
-var _pluginProposalOptionalCatchBinding = _interopRequireDefault(require("@babel/plugin-proposal-optional-catch-binding"));
-
-var _pluginProposalOptionalChaining = _interopRequireDefault(require("@babel/plugin-proposal-optional-chaining"));
-
-var _pluginProposalPrivateMethods = _interopRequireDefault(require("@babel/plugin-proposal-private-methods"));
-
-var _pluginProposalUnicodePropertyRegex = _interopRequireDefault(require("@babel/plugin-proposal-unicode-property-regex"));
-
-var _pluginTransformAsyncToGenerator = _interopRequireDefault(require("@babel/plugin-transform-async-to-generator"));
-
-var _pluginTransformArrowFunctions = _interopRequireDefault(require("@babel/plugin-transform-arrow-functions"));
-
-var _pluginTransformBlockScopedFunctions = _interopRequireDefault(require("@babel/plugin-transform-block-scoped-functions"));
-
-var _pluginTransformBlockScoping = _interopRequireDefault(require("@babel/plugin-transform-block-scoping"));
-
-var _pluginTransformClasses = _interopRequireDefault(require("@babel/plugin-transform-classes"));
-
-var _pluginTransformComputedProperties = _interopRequireDefault(require("@babel/plugin-transform-computed-properties"));
-
-var _pluginTransformDestructuring = _interopRequireDefault(require("@babel/plugin-transform-destructuring"));
-
-var _pluginTransformDotallRegex = _interopRequireDefault(require("@babel/plugin-transform-dotall-regex"));
-
-var _pluginTransformDuplicateKeys = _interopRequireDefault(require("@babel/plugin-transform-duplicate-keys"));
-
-var _pluginTransformExponentiationOperator = _interopRequireDefault(require("@babel/plugin-transform-exponentiation-operator"));
-
-var _pluginTransformForOf = _interopRequireDefault(require("@babel/plugin-transform-for-of"));
-
-var _pluginTransformFunctionName = _interopRequireDefault(require("@babel/plugin-transform-function-name"));
-
-var _pluginTransformLiterals = _interopRequireDefault(require("@babel/plugin-transform-literals"));
-
-var _pluginTransformMemberExpressionLiterals = _interopRequireDefault(require("@babel/plugin-transform-member-expression-literals"));
-
-var _pluginTransformModulesAmd = _interopRequireDefault(require("@babel/plugin-transform-modules-amd"));
-
-var _pluginTransformModulesCommonjs = _interopRequireDefault(require("@babel/plugin-transform-modules-commonjs"));
-
-var _pluginTransformModulesSystemjs = _interopRequireDefault(require("@babel/plugin-transform-modules-systemjs"));
-
-var _pluginTransformModulesUmd = _interopRequireDefault(require("@babel/plugin-transform-modules-umd"));
-
-var _pluginTransformNamedCapturingGroupsRegex = _interopRequireDefault(require("@babel/plugin-transform-named-capturing-groups-regex"));
-
-var _pluginTransformNewTarget = _interopRequireDefault(require("@babel/plugin-transform-new-target"));
-
-var _pluginTransformObjectSuper = _interopRequireDefault(require("@babel/plugin-transform-object-super"));
-
-var _pluginTransformParameters = _interopRequireDefault(require("@babel/plugin-transform-parameters"));
-
-var _pluginTransformPropertyLiterals = _interopRequireDefault(require("@babel/plugin-transform-property-literals"));
-
-var _pluginTransformRegenerator = _interopRequireDefault(require("@babel/plugin-transform-regenerator"));
-
-var _pluginTransformReservedWords = _interopRequireDefault(require("@babel/plugin-transform-reserved-words"));
-
-var _pluginTransformShorthandProperties = _interopRequireDefault(require("@babel/plugin-transform-shorthand-properties"));
-
-var _pluginTransformSpread = _interopRequireDefault(require("@babel/plugin-transform-spread"));
-
-var _pluginTransformStickyRegex = _interopRequireDefault(require("@babel/plugin-transform-sticky-regex"));
-
-var _pluginTransformTemplateLiterals = _interopRequireDefault(require("@babel/plugin-transform-template-literals"));
-
-var _pluginTransformTypeofSymbol = _interopRequireDefault(require("@babel/plugin-transform-typeof-symbol"));
-
-var _pluginTransformUnicodeEscapes = _interopRequireDefault(require("@babel/plugin-transform-unicode-escapes"));
-
-var _pluginTransformUnicodeRegex = _interopRequireDefault(require("@babel/plugin-transform-unicode-regex"));
-
-var _transformAsyncArrowsInClass = _interopRequireDefault(require("@babel/preset-modules/lib/plugins/transform-async-arrows-in-class"));
-
-var _transformEdgeDefaultParameters = _interopRequireDefault(require("@babel/preset-modules/lib/plugins/transform-edge-default-parameters"));
-
-var _transformEdgeFunctionName = _interopRequireDefault(require("@babel/preset-modules/lib/plugins/transform-edge-function-name"));
-
-var _transformTaggedTemplateCaching = _interopRequireDefault(require("@babel/preset-modules/lib/plugins/transform-tagged-template-caching"));
-
-var _transformSafariBlockShadowing = _interopRequireDefault(require("@babel/preset-modules/lib/plugins/transform-safari-block-shadowing"));
-
-var _transformSafariForShadowing = _interopRequireDefault(require("@babel/preset-modules/lib/plugins/transform-safari-for-shadowing"));
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-var _default = {
-  "bugfix/transform-async-arrows-in-class": _transformAsyncArrowsInClass.default,
-  "bugfix/transform-edge-default-parameters": _transformEdgeDefaultParameters.default,
-  "bugfix/transform-edge-function-name": _transformEdgeFunctionName.default,
-  "bugfix/transform-safari-block-shadowing": _transformSafariBlockShadowing.default,
-  "bugfix/transform-safari-for-shadowing": _transformSafariForShadowing.default,
-  "bugfix/transform-tagged-template-caching": _transformTaggedTemplateCaching.default,
-  "proposal-async-generator-functions": _pluginProposalAsyncGeneratorFunctions.default,
-  "proposal-class-properties": _pluginProposalClassProperties.default,
-  "proposal-dynamic-import": _pluginProposalDynamicImport.default,
-  "proposal-export-namespace-from": _pluginProposalExportNamespaceFrom.default,
-  "proposal-json-strings": _pluginProposalJsonStrings.default,
-  "proposal-logical-assignment-operators": _pluginProposalLogicalAssignmentOperators.default,
-  "proposal-nullish-coalescing-operator": _pluginProposalNullishCoalescingOperator.default,
-  "proposal-numeric-separator": _pluginProposalNumericSeparator.default,
-  "proposal-object-rest-spread": _pluginProposalObjectRestSpread.default,
-  "proposal-optional-catch-binding": _pluginProposalOptionalCatchBinding.default,
-  "proposal-optional-chaining": _pluginProposalOptionalChaining.default,
-  "proposal-private-methods": _pluginProposalPrivateMethods.default,
-  "proposal-unicode-property-regex": _pluginProposalUnicodePropertyRegex.default,
-  "syntax-async-generators": _pluginSyntaxAsyncGenerators.default,
-  "syntax-class-properties": _pluginSyntaxClassProperties.default,
-  "syntax-dynamic-import": _pluginSyntaxDynamicImport.default,
-  "syntax-export-namespace-from": _pluginSyntaxExportNamespaceFrom.default,
-  "syntax-json-strings": _pluginSyntaxJsonStrings.default,
-  "syntax-logical-assignment-operators": _pluginSyntaxLogicalAssignmentOperators.default,
-  "syntax-nullish-coalescing-operator": _pluginSyntaxNullishCoalescingOperator.default,
-  "syntax-numeric-separator": _pluginSyntaxNumericSeparator.default,
-  "syntax-object-rest-spread": _pluginSyntaxObjectRestSpread.default,
-  "syntax-optional-catch-binding": _pluginSyntaxOptionalCatchBinding.default,
-  "syntax-optional-chaining": _pluginSyntaxOptionalChaining.default,
-  "syntax-top-level-await": _pluginSyntaxTopLevelAwait.default,
-  "transform-arrow-functions": _pluginTransformArrowFunctions.default,
-  "transform-async-to-generator": _pluginTransformAsyncToGenerator.default,
-  "transform-block-scoped-functions": _pluginTransformBlockScopedFunctions.default,
-  "transform-block-scoping": _pluginTransformBlockScoping.default,
-  "transform-classes": _pluginTransformClasses.default,
-  "transform-computed-properties": _pluginTransformComputedProperties.default,
-  "transform-destructuring": _pluginTransformDestructuring.default,
-  "transform-dotall-regex": _pluginTransformDotallRegex.default,
-  "transform-duplicate-keys": _pluginTransformDuplicateKeys.default,
-  "transform-exponentiation-operator": _pluginTransformExponentiationOperator.default,
-  "transform-for-of": _pluginTransformForOf.default,
-  "transform-function-name": _pluginTransformFunctionName.default,
-  "transform-literals": _pluginTransformLiterals.default,
-  "transform-member-expression-literals": _pluginTransformMemberExpressionLiterals.default,
-  "transform-modules-amd": _pluginTransformModulesAmd.default,
-  "transform-modules-commonjs": _pluginTransformModulesCommonjs.default,
-  "transform-modules-systemjs": _pluginTransformModulesSystemjs.default,
-  "transform-modules-umd": _pluginTransformModulesUmd.default,
-  "transform-named-capturing-groups-regex": _pluginTransformNamedCapturingGroupsRegex.default,
-  "transform-new-target": _pluginTransformNewTarget.default,
-  "transform-object-super": _pluginTransformObjectSuper.default,
-  "transform-parameters": _pluginTransformParameters.default,
-  "transform-property-literals": _pluginTransformPropertyLiterals.default,
-  "transform-regenerator": _pluginTransformRegenerator.default,
-  "transform-reserved-words": _pluginTransformReservedWords.default,
-  "transform-shorthand-properties": _pluginTransformShorthandProperties.default,
-  "transform-spread": _pluginTransformSpread.default,
-  "transform-sticky-regex": _pluginTransformStickyRegex.default,
-  "transform-template-literals": _pluginTransformTemplateLiterals.default,
-  "transform-typeof-symbol": _pluginTransformTypeofSymbol.default,
-  "transform-unicode-escapes": _pluginTransformUnicodeEscapes.default,
-  "transform-unicode-regex": _pluginTransformUnicodeRegex.default
-};
-exports.default = _default;
+//# sourceMappingURL=available-plugins.js.map

lib/debug.js

@@ -6,55 +6,33 @@ "use strict";
 });
-exports.logUsagePolyfills = exports.logEntryPolyfills = exports.logPluginOrPolyfill = void 0;
-
+exports.logPlugin = void 0;
 var _helperCompilationTargets = require("@babel/helper-compilation-targets");
-
-const wordEnds = size => {
-  return size > 1 ? "s" : "";
-};
-
-const logPluginOrPolyfill = (item, targetVersions, list) => {
+var _plugins = require("@babel/compat-data/plugins");
+const logPlugin = (item, targetVersions, list) => {
   const filteredList = (0, _helperCompilationTargets.getInclusionReasons)(item, targetVersions, list);
-  const formattedTargets = JSON.stringify(filteredList).replace(/,/g, ", ").replace(/^\{"/, '{ "').replace(/"\}$/, '" }');
-  console.log(`  ${item} ${formattedTargets}`);
-};
-
-exports.logPluginOrPolyfill = logPluginOrPolyfill;
-
-const logEntryPolyfills = (polyfillName, importPolyfillIncluded, polyfills, filename, polyfillTargets, allBuiltInsList) => {
-  if (!importPolyfillIncluded) {
-    console.log(`\n[${filename}] Import of ${polyfillName} was not found.`);
-    return;
+  const support = list[item];
+  {
+    if (item.startsWith("transform-")) {
+      const proposalName = `proposal-${item.slice(10)}`;
+      if (proposalName === "proposal-dynamic-import" || Object.prototype.hasOwnProperty.call(_plugins, proposalName)) {
+        item = proposalName;
+      }
+    }
   }
-
-  if (!polyfills.size) {
-    console.log(`\n[${filename}] Based on your targets, polyfills were not added.`);
+  if (!support) {
+    console.log(`  ${item}`);
     return;
   }
-
-  console.log(`\n[${filename}] Replaced ${polyfillName} entries with the following polyfill${wordEnds(polyfills.size)}:`);
-
-  for (const polyfill of polyfills) {
-    logPluginOrPolyfill(polyfill, polyfillTargets, allBuiltInsList);
+  let formattedTargets = `{`;
+  let first = true;
+  for (const target of Object.keys(filteredList)) {
+    if (!first) formattedTargets += `,`;
+    first = false;
+    formattedTargets += ` ${target}`;
+    if (support[target]) formattedTargets += ` < ${support[target]}`;
   }
+  formattedTargets += ` }`;
+  console.log(`  ${item} ${formattedTargets}`);
 };
+exports.logPlugin = logPlugin;
 
-exports.logEntryPolyfills = logEntryPolyfills;
-
-const logUsagePolyfills = (polyfills, filename, polyfillTargets, allBuiltInsList) => {
-  if (process.env.BABEL_ENV === "test") {
-    filename = filename.replace(/\\/g, "/");
-  }
-
-  if (!polyfills.size) {
-    console.log(`\n[${filename}] Based on your code and targets, core-js polyfills were not added.`);
-    return;
-  }
-
-  console.log(`\n[${filename}] Added following core-js polyfill${wordEnds(polyfills.size)}:`);
-
-  for (const polyfill of polyfills) {
-    logPluginOrPolyfill(polyfill, polyfillTargets, allBuiltInsList);
-  }
-};
-
-exports.logUsagePolyfills = logUsagePolyfills;
+//# sourceMappingURL=debug.js.map

lib/filter-items.js

@@ -6,10 +6,27 @@ "use strict";
 });
+exports.addProposalSyntaxPlugins = addProposalSyntaxPlugins;
 exports.removeUnnecessaryItems = removeUnnecessaryItems;
-
+exports.removeUnsupportedItems = removeUnsupportedItems;
+var _semver = require("semver");
+var _availablePlugins = require("./available-plugins.js");
+const has = Function.call.bind(Object.hasOwnProperty);
+function addProposalSyntaxPlugins(items, proposalSyntaxPlugins) {
+  proposalSyntaxPlugins.forEach(plugin => {
+    items.add(plugin);
+  });
+}
 function removeUnnecessaryItems(items, overlapping) {
   items.forEach(item => {
     var _overlapping$item;
+    (_overlapping$item = overlapping[item]) == null || _overlapping$item.forEach(name => items.delete(name));
+  });
+}
+function removeUnsupportedItems(items, babelVersion) {
+  items.forEach(item => {
+    if (has(_availablePlugins.minVersions, item) && _semver.lt(babelVersion, _availablePlugins.minVersions[item])) {
+      items.delete(item);
+    }
+  });
+}
 
-    (_overlapping$item = overlapping[item]) == null ? void 0 : _overlapping$item.forEach(name => items.delete(name));
-  });
-}
+//# sourceMappingURL=filter-items.js.map

lib/index.js

@@ -6,45 +6,18 @@ "use strict";
 });
+exports.default = void 0;
 exports.isPluginRequired = isPluginRequired;
-exports.default = exports.getPolyfillPlugins = exports.getModulesPluginNames = exports.transformIncludesAndExcludes = void 0;
-
+exports.transformIncludesAndExcludes = void 0;
 var _semver = require("semver");
-
-var _debug = require("./debug");
-
-var _getOptionSpecificExcludes = _interopRequireDefault(require("./get-option-specific-excludes"));
-
-var _filterItems = require("./filter-items");
-
-var _moduleTransformations = _interopRequireDefault(require("./module-transformations"));
-
-var _normalizeOptions = _interopRequireDefault(require("./normalize-options"));
-
-var _shippedProposals = require("../data/shipped-proposals");
-
-var _pluginsCompatData = require("./plugins-compat-data");
-
-var _overlappingPlugins = _interopRequireDefault(require("@babel/compat-data/overlapping-plugins"));
-
-var _regenerator = _interopRequireDefault(require("./polyfills/regenerator"));
-
-var _babelPolyfill = _interopRequireDefault(require("./polyfills/babel-polyfill"));
-
-var _babelPluginPolyfillCorejs = _interopRequireDefault(require("babel-plugin-polyfill-corejs2"));
-
-var _babelPluginPolyfillCorejs2 = _interopRequireDefault(require("babel-plugin-polyfill-corejs3"));
-
-var _babelPluginPolyfillRegenerator = _interopRequireDefault(require("babel-plugin-polyfill-regenerator"));
-
-var _helperCompilationTargets = _interopRequireWildcard(require("@babel/helper-compilation-targets"));
-
-var _availablePlugins = _interopRequireDefault(require("./available-plugins"));
-
+var _debug = require("./debug.js");
+var _filterItems = require("./filter-items.js");
+var _moduleTransformations = require("./module-transformations.js");
+var _normalizeOptions = require("./normalize-options.js");
+var _shippedProposals = require("./shipped-proposals.js");
+var _pluginsCompatData = require("./plugins-compat-data.js");
+var _babelPluginPolyfillCorejs = require("babel-plugin-polyfill-corejs3");
+var _babel7Plugins = require("./polyfills/babel-7-plugins.cjs");
+var _helperCompilationTargets = require("@babel/helper-compilation-targets");
+var _availablePlugins = require("./available-plugins.js");
 var _helperPluginUtils = require("@babel/helper-plugin-utils");
-
-function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
-
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
+const pluginCoreJS3 = _babelPluginPolyfillCorejs.default || _babelPluginPolyfillCorejs;
 function isPluginRequired(targets, support) {
@@ -57,3 +30,2 @@ return (0, _helperCompilationTargets.isRequired)("fake-name", targets, {
 }
-
 function filterStageFromList(list, stageList) {
@@ -64,7 +36,5 @@ return Object.keys(list).reduce((result, item) => {
     }
-
     return result;
   }, {});
 }
-
 const pluginLists = {
@@ -80,3 +50,2 @@ withProposals: {
 };
-
 function getPluginList(proposals, bugfixes) {
@@ -89,13 +58,9 @@ if (proposals) {
 }
-
 const getPlugin = pluginName => {
-  const plugin = _availablePlugins.default[pluginName];
-
+  const plugin = _availablePlugins.default[pluginName]();
   if (!plugin) {
     throw new Error(`Could not find plugin "${pluginName}". Ensure there is an entry in ./available-plugins.js for it.`);
   }
-
   return plugin;
 };
-
 const transformIncludesAndExcludes = opts => {
@@ -112,49 +77,25 @@ return opts.reduce((result, opt) => {
 };
-
 exports.transformIncludesAndExcludes = transformIncludesAndExcludes;
-
-const getModulesPluginNames = ({
-  modules,
-  transformations,
-  shouldTransformESM,
-  shouldTransformDynamicImport,
-  shouldTransformExportNamespaceFrom,
-  shouldParseTopLevelAwait
-}) => {
+function getSpecialModulesPluginNames(modules, shouldTransformDynamicImport) {
   const modulesPluginNames = [];
-
-  if (modules !== false && transformations[modules]) {
-    if (shouldTransformESM) {
-      modulesPluginNames.push(transformations[modules]);
+  if (modules) {
+    modulesPluginNames.push(_moduleTransformations.default[modules]);
+  }
+  if (shouldTransformDynamicImport) {
+    if (modules && modules !== "umd") {
+      modulesPluginNames.push("transform-dynamic-import");
+    } else {
+      console.warn("Dynamic import can only be transformed when transforming ES" + " modules to AMD, CommonJS or SystemJS.");
     }
-
-    if (shouldTransformDynamicImport && shouldTransformESM && modules !== "umd") {
-      modulesPluginNames.push("proposal-dynamic-import");
-    } else {
-      if (shouldTransformDynamicImport) {
-        console.warn("Dynamic import can only be supported when transforming ES modules" + " to AMD, CommonJS or SystemJS. Only the parser plugin will be enabled.");
-      }
-
+  }
+  {
+    if (!shouldTransformDynamicImport) {
       modulesPluginNames.push("syntax-dynamic-import");
     }
-  } else {
-    modulesPluginNames.push("syntax-dynamic-import");
-  }
-
-  if (shouldTransformExportNamespaceFrom) {
-    modulesPluginNames.push("proposal-export-namespace-from");
-  } else {
-    modulesPluginNames.push("syntax-export-namespace-from");
-  }
-
-  if (shouldParseTopLevelAwait) {
     modulesPluginNames.push("syntax-top-level-await");
+    modulesPluginNames.push("syntax-import-meta");
   }
-
   return modulesPluginNames;
-};
-
-exports.getModulesPluginNames = getModulesPluginNames;
-
-const getPolyfillPlugins = ({
+}
+const getCoreJSOptions = ({
   useBuiltIns,
@@ -167,50 +108,72 @@ corejs,
   shippedProposals,
-  regenerator,
   debug
-}) => {
-  const polyfillPlugins = [];
-
-  if (useBuiltIns === "usage" || useBuiltIns === "entry") {
-    const pluginOptions = {
-      method: `${useBuiltIns}-global`,
-      version: corejs ? corejs.toString() : undefined,
-      targets: polyfillTargets,
-      include,
-      exclude,
-      proposals,
-      shippedProposals,
-      debug
-    };
-
-    if (corejs) {
-      if (useBuiltIns === "usage") {
-        if (corejs.major === 2) {
-          polyfillPlugins.push([_babelPluginPolyfillCorejs.default, pluginOptions], [_babelPolyfill.default, {
-            usage: true
-          }]);
-        } else {
-          polyfillPlugins.push([_babelPluginPolyfillCorejs2.default, pluginOptions], [_babelPolyfill.default, {
-            usage: true,
-            deprecated: true
-          }]);
-        }
-
-        if (regenerator) {
-          polyfillPlugins.push([_babelPluginPolyfillRegenerator.default, {
-            method: "usage-global",
-            debug
-          }]);
-        }
-      } else {
-        if (corejs.major === 2) {
-          polyfillPlugins.push([_babelPolyfill.default, {
-            regenerator
-          }], [_babelPluginPolyfillCorejs.default, pluginOptions]);
-        } else {
-          polyfillPlugins.push([_babelPluginPolyfillCorejs2.default, pluginOptions], [_babelPolyfill.default, {
-            deprecated: true
-          }]);
-
-          if (!regenerator) {
-            polyfillPlugins.push([_regenerator.default, pluginOptions]);
+}) => ({
+  method: `${useBuiltIns}-global`,
+  version: corejs ? corejs.toString() : undefined,
+  targets: polyfillTargets,
+  include,
+  exclude,
+  proposals,
+  shippedProposals,
+  debug,
+  "#__secret_key__@babel/preset-env__compatibility": {
+    noRuntimeName: true
+  }
+});
+{
+  var getPolyfillPlugins = ({
+    useBuiltIns,
+    corejs,
+    polyfillTargets,
+    include,
+    exclude,
+    proposals,
+    shippedProposals,
+    regenerator,
+    debug
+  }) => {
+    const polyfillPlugins = [];
+    if (useBuiltIns === "usage" || useBuiltIns === "entry") {
+      const pluginOptions = getCoreJSOptions({
+        useBuiltIns,
+        corejs,
+        polyfillTargets,
+        include,
+        exclude,
+        proposals,
+        shippedProposals,
+        debug
+      });
+      if (corejs) {
+        {
+          if (useBuiltIns === "usage") {
+            if (corejs.major === 2) {
+              polyfillPlugins.push([_babel7Plugins.pluginCoreJS2, pluginOptions], [_babel7Plugins.legacyBabelPolyfillPlugin, {
+                usage: true
+              }]);
+            } else {
+              polyfillPlugins.push([pluginCoreJS3, pluginOptions], [_babel7Plugins.legacyBabelPolyfillPlugin, {
+                usage: true,
+                deprecated: true
+              }]);
+            }
+            if (regenerator) {
+              polyfillPlugins.push([_babel7Plugins.pluginRegenerator, {
+                method: "usage-global",
+                debug
+              }]);
+            }
+          } else {
+            if (corejs.major === 2) {
+              polyfillPlugins.push([_babel7Plugins.legacyBabelPolyfillPlugin, {
+                regenerator
+              }], [_babel7Plugins.pluginCoreJS2, pluginOptions]);
+            } else {
+              polyfillPlugins.push([pluginCoreJS3, pluginOptions], [_babel7Plugins.legacyBabelPolyfillPlugin, {
+                deprecated: true
+              }]);
+              if (!regenerator) {
+                polyfillPlugins.push([_babel7Plugins.removeRegeneratorEntryPlugin, pluginOptions]);
+              }
+            }
           }
@@ -220,11 +183,10 @@ }
     }
+    return polyfillPlugins;
+  };
+  {
+    exports.getPolyfillPlugins = getPolyfillPlugins;
   }
-
-  return polyfillPlugins;
-};
-
-exports.getPolyfillPlugins = getPolyfillPlugins;
-
+}
 function getLocalTargets(optionsTargets, ignoreBrowserslistConfig, configPath, browserslistEnv) {
-  if ((optionsTargets == null ? void 0 : optionsTargets.esmodules) && optionsTargets.browsers) {
+  if (optionsTargets != null && optionsTargets.esmodules && optionsTargets.browsers) {
     console.warn(`
@@ -235,3 +197,2 @@ @babel/preset-env: esmodules and browsers targets have been specified together.
   }
-
   return (0, _helperCompilationTargets.default)(optionsTargets, {
@@ -243,22 +204,15 @@ ignoreBrowserslistConfig,
 }
-
 function supportsStaticESM(caller) {
-  return !!(caller == null ? void 0 : caller.supportsStaticESM);
+  return !!(caller != null && caller.supportsStaticESM);
 }
-
 function supportsDynamicImport(caller) {
-  return !!(caller == null ? void 0 : caller.supportsDynamicImport);
+  return !!(caller != null && caller.supportsDynamicImport);
 }
-
 function supportsExportNamespaceFrom(caller) {
-  return !!(caller == null ? void 0 : caller.supportsExportNamespaceFrom);
+  return !!(caller != null && caller.supportsExportNamespaceFrom);
 }
-
-function supportsTopLevelAwait(caller) {
-  return !!(caller == null ? void 0 : caller.supportsTopLevelAwait);
-}
-
-var _default = (0, _helperPluginUtils.declare)((api, opts) => {
+var _default = exports.default = (0, _helperPluginUtils.declarePreset)((api, opts) => {
   api.assertVersion(7);
   const babelTargets = api.targets();
+  ;
   const {
@@ -272,6 +226,4 @@ bugfixes,
     include: optionsInclude,
-    loose,
-    modules,
+    modules: optionsModules,
     shippedProposals,
-    spec,
     targets: optionsTargets,
@@ -285,9 +237,13 @@ useBuiltIns,
   } = (0, _normalizeOptions.default)(opts);
+  {
+    var {
+      loose,
+      spec = false
+    } = opts;
+  }
   let targets = babelTargets;
-
-  if (opts.targets || opts.configPath || opts.browserslistEnv || opts.ignoreBrowserslistConfig) {
+  if (_semver.lt(api.version, "7.13.0") || opts.targets || opts.configPath || opts.browserslistEnv || opts.ignoreBrowserslistConfig) {
     {
       var hasUglifyTarget = false;
-
-      if (optionsTargets == null ? void 0 : optionsTargets.uglify) {
+      if (optionsTargets != null && optionsTargets.uglify) {
         hasUglifyTarget = true;
@@ -303,3 +259,2 @@ delete optionsTargets.uglify;
   }
-
   const transformTargets = forceAllTransforms || hasUglifyTarget ? {} : targets;
@@ -309,19 +264,13 @@ const include = transformIncludesAndExcludes(optionsInclude);
   const compatData = getPluginList(shippedProposals, bugfixes);
-  const shouldSkipExportNamespaceFrom = modules === "auto" && (api.caller == null ? void 0 : api.caller(supportsExportNamespaceFrom)) || modules === false && !(0, _helperCompilationTargets.isRequired)("proposal-export-namespace-from", transformTargets, {
-    compatData,
-    includes: include.plugins,
-    excludes: exclude.plugins
-  });
-  const modulesPluginNames = getModulesPluginNames({
-    modules,
-    transformations: _moduleTransformations.default,
-    shouldTransformESM: modules !== "auto" || !(api.caller == null ? void 0 : api.caller(supportsStaticESM)),
-    shouldTransformDynamicImport: modules !== "auto" || !(api.caller == null ? void 0 : api.caller(supportsDynamicImport)),
-    shouldTransformExportNamespaceFrom: !shouldSkipExportNamespaceFrom,
-    shouldParseTopLevelAwait: !api.caller || api.caller(supportsTopLevelAwait)
-  });
-  const pluginNames = (0, _helperCompilationTargets.filterItems)(compatData, include.plugins, exclude.plugins, transformTargets, modulesPluginNames, (0, _getOptionSpecificExcludes.default)({
-    loose
-  }), _shippedProposals.pluginSyntaxMap);
-  (0, _filterItems.removeUnnecessaryItems)(pluginNames, _overlappingPlugins.default);
+  const modules = optionsModules === "auto" ? api.caller(supportsStaticESM) ? false : "commonjs" : optionsModules;
+  const shouldTransformDynamicImport = optionsModules === "auto" ? !api.caller(supportsDynamicImport) : !!modules;
+  if (optionsModules === "auto" && !api.caller(supportsExportNamespaceFrom) && !exclude.plugins.has("transform-export-namespace-from")) {
+    include.plugins.add("transform-export-namespace-from");
+  }
+  const pluginNames = (0, _helperCompilationTargets.filterItems)(compatData, include.plugins, exclude.plugins, transformTargets, getSpecialModulesPluginNames(modules, shouldTransformDynamicImport), !loose ? undefined : ["transform-typeof-symbol"], _shippedProposals.pluginSyntaxMap);
+  if (shippedProposals) {
+    (0, _filterItems.addProposalSyntaxPlugins)(pluginNames, _shippedProposals.proposalSyntaxPlugins);
+  }
+  (0, _filterItems.removeUnsupportedItems)(pluginNames, api.version);
+  (0, _filterItems.removeUnnecessaryItems)(pluginNames, _pluginsCompatData.overlappingPlugins);
   const polyfillPlugins = getPolyfillPlugins({
@@ -340,3 +289,3 @@ useBuiltIns,
   const plugins = Array.from(pluginNames).map(pluginName => {
-    if (pluginName === "proposal-class-properties" || pluginName === "proposal-private-methods" || pluginName === "proposal-private-property-in-object") {
+    if (pluginName === "transform-class-properties" || pluginName === "transform-private-methods" || pluginName === "transform-private-property-in-object") {
       return [getPlugin(pluginName), {
@@ -346,3 +295,7 @@ loose: loose ? "#__internal__@babel/preset-env__prefer-true-but-false-is-ok-if-it-prevents-an-error" : "#__internal__@babel/preset-env__prefer-false-but-true-is-ok-if-it-prevents-an-error"
     }
-
+    if (pluginName === "syntax-import-attributes") {
+      return [getPlugin(pluginName), {
+        deprecatedAssertSyntax: true
+      }];
+    }
     return [getPlugin(pluginName), {
@@ -354,3 +307,2 @@ spec,
   }).concat(polyfillPlugins);
-
   if (debug) {
@@ -360,8 +312,7 @@ console.log("@babel/preset-env: `DEBUG` option");
     console.log(JSON.stringify((0, _helperCompilationTargets.prettifyTargets)(targets), null, 2));
-    console.log(`\nUsing modules transform: ${modules.toString()}`);
+    console.log(`\nUsing modules transform: ${optionsModules.toString()}`);
     console.log("\nUsing plugins:");
     pluginNames.forEach(pluginName => {
-      (0, _debug.logPluginOrPolyfill)(pluginName, targets, _pluginsCompatData.plugins);
+      (0, _debug.logPlugin)(pluginName, targets, compatData);
     });
-
     if (!useBuiltIns) {
@@ -371,3 +322,2 @@ console.log("\nUsing polyfills: No polyfills were added, since the `useBuiltIns` option was not set.");
   }
-
   return {
@@ -377,3 +327,38 @@ plugins
 });
+{
+  exports.getModulesPluginNames = ({
+    modules,
+    transformations,
+    shouldTransformESM,
+    shouldTransformDynamicImport,
+    shouldTransformExportNamespaceFrom
+  }) => {
+    const modulesPluginNames = [];
+    if (modules !== false && transformations[modules]) {
+      if (shouldTransformESM) {
+        modulesPluginNames.push(transformations[modules]);
+      }
+      if (shouldTransformDynamicImport) {
+        if (shouldTransformESM && modules !== "umd") {
+          modulesPluginNames.push("transform-dynamic-import");
+        } else {
+          console.warn("Dynamic import can only be transformed when transforming ES" + " modules to AMD, CommonJS or SystemJS.");
+        }
+      }
+    }
+    if (shouldTransformExportNamespaceFrom) {
+      modulesPluginNames.push("transform-export-namespace-from");
+    }
+    if (!shouldTransformDynamicImport) {
+      modulesPluginNames.push("syntax-dynamic-import");
+    }
+    if (!shouldTransformExportNamespaceFrom) {
+      modulesPluginNames.push("syntax-export-namespace-from");
+    }
+    modulesPluginNames.push("syntax-top-level-await");
+    modulesPluginNames.push("syntax-import-meta");
+    return modulesPluginNames;
+  };
+}
 
-exports.default = _default;
+//# sourceMappingURL=index.js.map

lib/module-transformations.js

@@ -7,4 +7,3 @@ "use strict";
 exports.default = void 0;
-var _default = {
-  auto: "transform-modules-commonjs",
+var _default = exports.default = {
   amd: "transform-modules-amd",
@@ -16,2 +15,3 @@ commonjs: "transform-modules-commonjs",
 };
-exports.default = _default;
+
+//# sourceMappingURL=module-transformations.js.map

lib/normalize-options.js

@@ -6,56 +6,63 @@ "use strict";
 });
+exports.checkDuplicateIncludeExcludes = void 0;
+exports.default = normalizeOptions;
 exports.normalizeCoreJSOption = normalizeCoreJSOption;
-exports.default = normalizeOptions;
-exports.validateUseBuiltInsOption = exports.validateModulesOption = exports.checkDuplicateIncludeExcludes = exports.normalizePluginName = void 0;
-
-var _data = _interopRequireDefault(require("core-js-compat/data.json"));
-
+exports.validateUseBuiltInsOption = exports.validateModulesOption = exports.normalizePluginName = void 0;
 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 _corejs2BuiltIns = require("@babel/compat-data/corejs2-built-ins");
+var _coreJsCompat = require("../data/core-js-compat.js");
+var _pluginsCompatData = require("./plugins-compat-data.js");
+var _moduleTransformations = require("./module-transformations.js");
+var _options = require("./options.js");
 var _helperValidatorOption = require("@babel/helper-validator-option");
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
 const corejs2DefaultWebIncludes = ["web.timers", "web.immediate", "web.dom.iterable"];
 const v = new _helperValidatorOption.OptionValidator("@babel/preset-env");
 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), ...corejs2DefaultWebIncludes] : Object.keys(_data.default) : [])]);
-
-const pluginToRegExp = plugin => {
-  if (plugin instanceof RegExp) return plugin;
-
-  try {
-    return new RegExp(`^${normalizePluginName(plugin)}$`);
-  } catch (e) {
-    return null;
+const modulePlugins = ["transform-dynamic-import", ...Object.keys(_moduleTransformations.default).map(m => _moduleTransformations.default[m])];
+const getValidIncludesAndExcludes = (type, corejs) => {
+  const set = new Set(allPluginsList);
+  if (type === "exclude") modulePlugins.map(set.add, set);
+  if (corejs) {
+    {
+      if (corejs === 2) {
+        Object.keys(_corejs2BuiltIns).map(set.add, set);
+        corejs2DefaultWebIncludes.map(set.add, set);
+      } else {
+        Object.keys(_coreJsCompat).map(set.add, set);
+      }
+    }
   }
+  return Array.from(set);
 };
-
-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);
-  v.invariant(invalidRegExpList.length === 0, `The plugins/built-ins '${invalidRegExpList.join(", ")}' passed to the '${type}' option are not
+function flatMap(array, fn) {
+  return Array.prototype.concat.apply([], array.map(fn));
+}
+const normalizePluginName = plugin => plugin.replace(/^(@babel\/|babel-)(plugin-)?/, "");
+exports.normalizePluginName = normalizePluginName;
+const expandIncludesAndExcludes = (filterList = [], type, corejs) => {
+  if (filterList.length === 0) return [];
+  const filterableItems = getValidIncludesAndExcludes(type, corejs);
+  const invalidFilters = [];
+  const selectedPlugins = flatMap(filterList, filter => {
+    let re;
+    if (typeof filter === "string") {
+      try {
+        re = new RegExp(`^${normalizePluginName(filter)}$`);
+      } catch (e) {
+        invalidFilters.push(filter);
+        return [];
+      }
+    } else {
+      re = filter;
+    }
+    const items = filterableItems.filter(item => {
+      return re.test(item) || re.test(item.replace(/^transform-/, "proposal-"));
+    });
+    if (items.length === 0) invalidFilters.push(filter);
+    return items;
+  });
+  v.invariant(invalidFilters.length === 0, `The plugins/built-ins '${invalidFilters.join(", ")}' passed to the '${type}' option are not
     valid. Please check data/[plugin-features|built-in-features].js in babel-preset-env`);
-  return flatten(selectedPlugins);
+  return selectedPlugins;
 };
-
-const normalizePluginName = plugin => plugin.replace(/^(@babel\/|babel-)(plugin-)?/, "");
-
-exports.normalizePluginName = normalizePluginName;
-
 const checkDuplicateIncludeExcludes = (include = [], exclude = []) => {
@@ -66,5 +73,3 @@ const duplicates = include.filter(opt => exclude.indexOf(opt) >= 0);
 };
-
 exports.checkDuplicateIncludeExcludes = checkDuplicateIncludeExcludes;
-
 const normalizeTargets = targets => {
@@ -76,6 +81,4 @@ if (typeof targets === "string" || Array.isArray(targets)) {
   }
-
   return Object.assign({}, targets);
 };
-
 const validateModulesOption = (modulesOpt = _options.ModulesOption.auto) => {
@@ -85,5 +88,3 @@ v.invariant(_options.ModulesOption[modulesOpt.toString()] || modulesOpt === _options.ModulesOption.false, `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`);
 };
-
 exports.validateModulesOption = validateModulesOption;
-
 const validateUseBuiltInsOption = (builtInsOpt = false) => {
@@ -96,12 +97,11 @@ v.invariant(_options.UseBuiltInsOption[builtInsOpt.toString()] || builtInsOpt === _options.UseBuiltInsOption.false, `The 'useBuiltIns' option must be either
 };
-
 exports.validateUseBuiltInsOption = validateUseBuiltInsOption;
-
 function normalizeCoreJSOption(corejs, useBuiltIns) {
   let proposals = false;
   let rawVersion;
-
   if (useBuiltIns && corejs === undefined) {
-    rawVersion = 2;
-    console.warn("\nWARNING (@babel/preset-env): 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\n" + "More info about useBuiltIns: https://babeljs.io/docs/en/babel-preset-env#usebuiltins\n" + "More info about core-js: https://babeljs.io/docs/en/babel-preset-env#corejs");
+    {
+      rawVersion = 2;
+      console.warn("\nWARNING (@babel/preset-env): 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\n" + "More info about useBuiltIns: https://babeljs.io/docs/en/babel-preset-env#usebuiltins\n" + "More info about core-js: https://babeljs.io/docs/en/babel-preset-env#corejs");
+    }
   } else if (typeof corejs === "object" && corejs !== null) {
@@ -113,13 +113,14 @@ rawVersion = corejs.version;
   }
-
-  const version = rawVersion ? (0, _semver.coerce)(String(rawVersion)) : false;
-
-  if (!useBuiltIns && version) {
-    console.warn("\nWARNING (@babel/preset-env): The `corejs` option only has an effect when the `useBuiltIns` option is not `false`\n");
+  const version = rawVersion ? _semver.coerce(String(rawVersion)) : false;
+  if (version) {
+    if (useBuiltIns) {
+      {
+        if (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.");
+        }
+      }
+    } else {
+      console.warn("\nWARNING (@babel/preset-env): The `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 {
@@ -130,3 +131,2 @@ version,
 }
-
 function normalizeOptions(opts) {
@@ -139,2 +139,6 @@ v.validateTopLevelOptions(opts, _options.TopLevelOptions);
   checkDuplicateIncludeExcludes(include, exclude);
+  {
+    v.validateBooleanOption("loose", opts.loose);
+    v.validateBooleanOption("spec", opts.spec);
+  }
   return {
@@ -149,6 +153,4 @@ bugfixes: v.validateBooleanOption(_options.TopLevelOptions.bugfixes, opts.bugfixes, false),
     ignoreBrowserslistConfig: v.validateBooleanOption(_options.TopLevelOptions.ignoreBrowserslistConfig, opts.ignoreBrowserslistConfig, false),
-    loose: v.validateBooleanOption(_options.TopLevelOptions.loose, opts.loose),
     modules: validateModulesOption(opts.modules),
     shippedProposals: v.validateBooleanOption(_options.TopLevelOptions.shippedProposals, opts.shippedProposals, false),
-    spec: v.validateBooleanOption(_options.TopLevelOptions.spec, opts.spec, false),
     targets: normalizeTargets(opts.targets),
@@ -158,2 +160,4 @@ useBuiltIns: useBuiltIns,
   };
-}
+}
+
+//# sourceMappingURL=normalize-options.js.map

lib/options.js

@@ -6,4 +6,4 @@ "use strict";
 });
-exports.UseBuiltInsOption = exports.ModulesOption = exports.TopLevelOptions = void 0;
-const TopLevelOptions = {
+exports.UseBuiltInsOption = exports.TopLevelOptions = exports.ModulesOption = void 0;
+const TopLevelOptions = exports.TopLevelOptions = {
   bugfixes: "bugfixes",
@@ -17,6 +17,4 @@ configPath: "configPath",
   include: "include",
-  loose: "loose",
   modules: "modules",
   shippedProposals: "shippedProposals",
-  spec: "spec",
   targets: "targets",
@@ -26,4 +24,9 @@ useBuiltIns: "useBuiltIns",
 };
-exports.TopLevelOptions = TopLevelOptions;
-const ModulesOption = {
+{
+  Object.assign(TopLevelOptions, {
+    loose: "loose",
+    spec: "spec"
+  });
+}
+const ModulesOption = exports.ModulesOption = {
   false: false,
@@ -37,4 +40,3 @@ auto: "auto",
 };
-exports.ModulesOption = ModulesOption;
-const UseBuiltInsOption = {
+const UseBuiltInsOption = exports.UseBuiltInsOption = {
   false: false,
@@ -44,2 +46,3 @@ entry: "entry",
 };
-exports.UseBuiltInsOption = UseBuiltInsOption;
+
+//# sourceMappingURL=options.js.map

lib/plugins-compat-data.js

@@ -6,29 +6,22 @@ "use strict";
 });
-exports.pluginsBugfixes = exports.plugins = void 0;
-
-var _plugins = _interopRequireDefault(require("@babel/compat-data/plugins"));
-
-var _pluginBugfixes = _interopRequireDefault(require("@babel/compat-data/plugin-bugfixes"));
-
-var _availablePlugins = _interopRequireDefault(require("./available-plugins"));
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-const pluginsFiltered = {};
-exports.plugins = pluginsFiltered;
-const bugfixPluginsFiltered = {};
-exports.pluginsBugfixes = bugfixPluginsFiltered;
-
-for (const plugin of Object.keys(_plugins.default)) {
-  if (Object.hasOwnProperty.call(_availablePlugins.default, plugin)) {
-    pluginsFiltered[plugin] = _plugins.default[plugin];
+exports.pluginsBugfixes = exports.plugins = exports.overlappingPlugins = void 0;
+var _plugins = require("@babel/compat-data/plugins");
+var _pluginBugfixes = require("@babel/compat-data/plugin-bugfixes");
+var _overlappingPlugins = require("@babel/compat-data/overlapping-plugins");
+var _availablePlugins = require("./available-plugins.js");
+const keys = Object.keys;
+const plugins = exports.plugins = filterAvailable(_plugins);
+const pluginsBugfixes = exports.pluginsBugfixes = filterAvailable(_pluginBugfixes);
+const overlappingPlugins = exports.overlappingPlugins = filterAvailable(_overlappingPlugins);
+overlappingPlugins["syntax-import-attributes"] = ["syntax-import-assertions"];
+function filterAvailable(data) {
+  const result = {};
+  for (const plugin of keys(data)) {
+    if (Object.hasOwnProperty.call(_availablePlugins.default, plugin)) {
+      result[plugin] = data[plugin];
+    }
   }
+  return result;
 }
 
-for (const plugin of Object.keys(_pluginBugfixes.default)) {
-  if (Object.hasOwnProperty.call(_availablePlugins.default, plugin)) {
-    bugfixPluginsFiltered[plugin] = _pluginBugfixes.default[plugin];
-  }
-}
-
-pluginsFiltered["proposal-class-properties"] = pluginsFiltered["proposal-private-methods"];
+//# sourceMappingURL=plugins-compat-data.js.map

lib/targets-parser.js

@@ -18,13 +18,4 @@ "use strict";
 });
-Object.defineProperty(exports, "semverMin", {
-  enumerable: true,
-  get: function () {
-    return _helperCompilationTargets.semverMin;
-  }
-});
+var _helperCompilationTargets = require("@babel/helper-compilation-targets");
 
-var _helperCompilationTargets = _interopRequireWildcard(require("@babel/helper-compilation-targets"));
-
-function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
-
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+//# sourceMappingURL=targets-parser.js.map

package.json

 {
   "name": "@babel/preset-env",
-  "version": "7.13.5",
+  "version": "7.23.7",
   "description": "A Babel preset for each environment.",
-  "author": "Henry Zhu <[e-mail]>",
+  "author": "The Babel Team (https://babel.dev/team)",
   "homepage": "https://babel.dev/docs/en/next/babel-preset-env",
@@ -17,72 +17,84 @@ "bugs": "https://github.com/babel/babel/issues?utf8=%E2%9C%93&q=is%3Aissue+label%3A%22pkg%3A%20preset-env%22+is%3Aopen",
   },
-  "main": "lib/index.js",
+  "main": "./lib/index.js",
   "dependencies": {
-    "@babel/compat-data": "^7.13.5",
-    "@babel/helper-compilation-targets": "^7.13.0",
-    "@babel/helper-plugin-utils": "^7.13.0",
-    "@babel/helper-validator-option": "^7.12.17",
-    "@babel/plugin-proposal-async-generator-functions": "^7.13.5",
-    "@babel/plugin-proposal-class-properties": "^7.13.0",
-    "@babel/plugin-proposal-dynamic-import": "^7.12.17",
-    "@babel/plugin-proposal-export-namespace-from": "^7.12.13",
-    "@babel/plugin-proposal-json-strings": "^7.12.13",
-    "@babel/plugin-proposal-logical-assignment-operators": "^7.12.13",
-    "@babel/plugin-proposal-nullish-coalescing-operator": "^7.13.0",
-    "@babel/plugin-proposal-numeric-separator": "^7.12.13",
-    "@babel/plugin-proposal-object-rest-spread": "^7.13.0",
-    "@babel/plugin-proposal-optional-catch-binding": "^7.12.13",
-    "@babel/plugin-proposal-optional-chaining": "^7.13.0",
-    "@babel/plugin-proposal-private-methods": "^7.13.0",
-    "@babel/plugin-proposal-unicode-property-regex": "^7.12.13",
-    "@babel/plugin-syntax-async-generators": "^7.8.0",
+    "@babel/compat-data": "^7.23.5",
+    "@babel/helper-compilation-targets": "^7.23.6",
+    "@babel/helper-plugin-utils": "^7.22.5",
+    "@babel/helper-validator-option": "^7.23.5",
+    "@babel/plugin-bugfix-safari-id-destructuring-collision-in-function-expression": "^7.23.3",
+    "@babel/plugin-bugfix-v8-spread-parameters-in-optional-chaining": "^7.23.3",
+    "@babel/plugin-bugfix-v8-static-class-fields-redefine-readonly": "^7.23.7",
+    "@babel/plugin-proposal-private-property-in-object": "7.21.0-placeholder-for-preset-env.2",
+    "@babel/plugin-syntax-async-generators": "^7.8.4",
     "@babel/plugin-syntax-class-properties": "^7.12.13",
-    "@babel/plugin-syntax-dynamic-import": "^7.8.0",
+    "@babel/plugin-syntax-class-static-block": "^7.14.5",
+    "@babel/plugin-syntax-dynamic-import": "^7.8.3",
     "@babel/plugin-syntax-export-namespace-from": "^7.8.3",
-    "@babel/plugin-syntax-json-strings": "^7.8.0",
+    "@babel/plugin-syntax-import-assertions": "^7.23.3",
+    "@babel/plugin-syntax-import-attributes": "^7.23.3",
+    "@babel/plugin-syntax-import-meta": "^7.10.4",
+    "@babel/plugin-syntax-json-strings": "^7.8.3",
     "@babel/plugin-syntax-logical-assignment-operators": "^7.10.4",
-    "@babel/plugin-syntax-nullish-coalescing-operator": "^7.8.0",
+    "@babel/plugin-syntax-nullish-coalescing-operator": "^7.8.3",
     "@babel/plugin-syntax-numeric-separator": "^7.10.4",
-    "@babel/plugin-syntax-object-rest-spread": "^7.8.0",
-    "@babel/plugin-syntax-optional-catch-binding": "^7.8.0",
-    "@babel/plugin-syntax-optional-chaining": "^7.8.0",
-    "@babel/plugin-syntax-top-level-await": "^7.12.13",
-    "@babel/plugin-transform-arrow-functions": "^7.13.0",
-    "@babel/plugin-transform-async-to-generator": "^7.13.0",
-    "@babel/plugin-transform-block-scoped-functions": "^7.12.13",
-    "@babel/plugin-transform-block-scoping": "^7.12.13",
-    "@babel/plugin-transform-classes": "^7.13.0",
-    "@babel/plugin-transform-computed-properties": "^7.13.0",
-    "@babel/plugin-transform-destructuring": "^7.13.0",
-    "@babel/plugin-transform-dotall-regex": "^7.12.13",
-    "@babel/plugin-transform-duplicate-keys": "^7.12.13",
-    "@babel/plugin-transform-exponentiation-operator": "^7.12.13",
-    "@babel/plugin-transform-for-of": "^7.13.0",
-    "@babel/plugin-transform-function-name": "^7.12.13",
-    "@babel/plugin-transform-literals": "^7.12.13",
-    "@babel/plugin-transform-member-expression-literals": "^7.12.13",
-    "@babel/plugin-transform-modules-amd": "^7.13.0",
-    "@babel/plugin-transform-modules-commonjs": "^7.13.0",
-    "@babel/plugin-transform-modules-systemjs": "^7.12.13",
-    "@babel/plugin-transform-modules-umd": "^7.13.0",
-    "@babel/plugin-transform-named-capturing-groups-regex": "^7.12.13",
-    "@babel/plugin-transform-new-target": "^7.12.13",
-    "@babel/plugin-transform-object-super": "^7.12.13",
-    "@babel/plugin-transform-parameters": "^7.13.0",
-    "@babel/plugin-transform-property-literals": "^7.12.13",
-    "@babel/plugin-transform-regenerator": "^7.12.13",
-    "@babel/plugin-transform-reserved-words": "^7.12.13",
-    "@babel/plugin-transform-shorthand-properties": "^7.12.13",
-    "@babel/plugin-transform-spread": "^7.13.0",
-    "@babel/plugin-transform-sticky-regex": "^7.12.13",
-    "@babel/plugin-transform-template-literals": "^7.13.0",
-    "@babel/plugin-transform-typeof-symbol": "^7.12.13",
-    "@babel/plugin-transform-unicode-escapes": "^7.12.13",
-    "@babel/plugin-transform-unicode-regex": "^7.12.13",
-    "@babel/preset-modules": "^0.1.3",
-    "@babel/types": "^7.13.0",
-    "babel-plugin-polyfill-corejs2": "^0.1.4",
-    "babel-plugin-polyfill-corejs3": "^0.1.3",
-    "babel-plugin-polyfill-regenerator": "^0.1.2",
-    "core-js-compat": "^3.9.0",
-    "semver": "7.0.0"
+    "@babel/plugin-syntax-object-rest-spread": "^7.8.3",
+    "@babel/plugin-syntax-optional-catch-binding": "^7.8.3",
+    "@babel/plugin-syntax-optional-chaining": "^7.8.3",
+    "@babel/plugin-syntax-private-property-in-object": "^7.14.5",
+    "@babel/plugin-syntax-top-level-await": "^7.14.5",
+    "@babel/plugin-syntax-unicode-sets-regex": "^7.18.6",
+    "@babel/plugin-transform-arrow-functions": "^7.23.3",
+    "@babel/plugin-transform-async-generator-functions": "^7.23.7",
+    "@babel/plugin-transform-async-to-generator": "^7.23.3",
+    "@babel/plugin-transform-block-scoped-functions": "^7.23.3",
+    "@babel/plugin-transform-block-scoping": "^7.23.4",
+    "@babel/plugin-transform-class-properties": "^7.23.3",
+    "@babel/plugin-transform-class-static-block": "^7.23.4",
+    "@babel/plugin-transform-classes": "^7.23.5",
+    "@babel/plugin-transform-computed-properties": "^7.23.3",
+    "@babel/plugin-transform-destructuring": "^7.23.3",
+    "@babel/plugin-transform-dotall-regex": "^7.23.3",
+    "@babel/plugin-transform-duplicate-keys": "^7.23.3",
+    "@babel/plugin-transform-dynamic-import": "^7.23.4",
+    "@babel/plugin-transform-exponentiation-operator": "^7.23.3",
+    "@babel/plugin-transform-export-namespace-from": "^7.23.4",
+    "@babel/plugin-transform-for-of": "^7.23.6",
+    "@babel/plugin-transform-function-name": "^7.23.3",
+    "@babel/plugin-transform-json-strings": "^7.23.4",
+    "@babel/plugin-transform-literals": "^7.23.3",
+    "@babel/plugin-transform-logical-assignment-operators": "^7.23.4",
+    "@babel/plugin-transform-member-expression-literals": "^7.23.3",
+    "@babel/plugin-transform-modules-amd": "^7.23.3",
+    "@babel/plugin-transform-modules-commonjs": "^7.23.3",
+    "@babel/plugin-transform-modules-systemjs": "^7.23.3",
+    "@babel/plugin-transform-modules-umd": "^7.23.3",
+    "@babel/plugin-transform-named-capturing-groups-regex": "^7.22.5",
+    "@babel/plugin-transform-new-target": "^7.23.3",
+    "@babel/plugin-transform-nullish-coalescing-operator": "^7.23.4",
+    "@babel/plugin-transform-numeric-separator": "^7.23.4",
+    "@babel/plugin-transform-object-rest-spread": "^7.23.4",
+    "@babel/plugin-transform-object-super": "^7.23.3",
+    "@babel/plugin-transform-optional-catch-binding": "^7.23.4",
+    "@babel/plugin-transform-optional-chaining": "^7.23.4",
+    "@babel/plugin-transform-parameters": "^7.23.3",
+    "@babel/plugin-transform-private-methods": "^7.23.3",
+    "@babel/plugin-transform-private-property-in-object": "^7.23.4",
+    "@babel/plugin-transform-property-literals": "^7.23.3",
+    "@babel/plugin-transform-regenerator": "^7.23.3",
+    "@babel/plugin-transform-reserved-words": "^7.23.3",
+    "@babel/plugin-transform-shorthand-properties": "^7.23.3",
+    "@babel/plugin-transform-spread": "^7.23.3",
+    "@babel/plugin-transform-sticky-regex": "^7.23.3",
+    "@babel/plugin-transform-template-literals": "^7.23.3",
+    "@babel/plugin-transform-typeof-symbol": "^7.23.3",
+    "@babel/plugin-transform-unicode-escapes": "^7.23.3",
+    "@babel/plugin-transform-unicode-property-regex": "^7.23.3",
+    "@babel/plugin-transform-unicode-regex": "^7.23.3",
+    "@babel/plugin-transform-unicode-sets-regex": "^7.23.3",
+    "@babel/preset-modules": "0.1.6-no-external-plugins",
+    "babel-plugin-polyfill-corejs2": "^0.4.7",
+    "babel-plugin-polyfill-corejs3": "^0.8.7",
+    "babel-plugin-polyfill-regenerator": "^0.5.4",
+    "core-js-compat": "^3.31.0",
+    "semver": "^6.3.1"
   },
@@ -93,6 +105,11 @@ "peerDependencies": {
   "devDependencies": {
-    "@babel/core": "7.13.1",
-    "@babel/helper-plugin-test-runner": "7.12.13",
-    "@babel/plugin-syntax-dynamic-import": "^7.2.0"
-  }
+    "@babel/core": "^7.23.7",
+    "@babel/core-7.12": "npm:@babel/core@7.12.9",
+    "@babel/helper-plugin-test-runner": "^7.22.5",
+    "@babel/traverse": "^7.23.7"
+  },
+  "engines": {
+    "node": ">=6.9.0"
+  },
+  "type": "commonjs"
 }

README.md

@@ -5,3 +5,3 @@ # @babel/preset-env
 
-See our website [@babel/preset-env](https://babeljs.io/docs/en/babel-preset-env) for more information or the [issues](https://github.com/babel/babel/issues?utf8=%E2%9C%93&q=is%3Aissue+label%3A%22pkg%3A%20preset-env%22+is%3Aopen) associated with this package.
+See our website [@babel/preset-env](https://babeljs.io/docs/babel-preset-env) for more information or the [issues](https://github.com/babel/babel/issues?utf8=%E2%9C%93&q=is%3Aissue+label%3A%22pkg%3A%20preset-env%22+is%3Aopen) associated with this package.
 
@@ -8,0 +8,0 @@ ## Install

lib/get-option-specific-excludes.js

-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-exports.default = _default;
-const defaultExcludesForLooseMode = ["transform-typeof-symbol"];
-
-function _default({
-  loose
-}) {
-  return loose ? defaultExcludesForLooseMode : null;
-}

lib/polyfills/babel-polyfill.js

-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-exports.default = _default;
-
-var _utils = require("./utils");
-
-const BABEL_POLYFILL_DEPRECATION = `
-  \`@babel/polyfill\` is deprecated. Please, use required parts of \`core-js\`
-  and \`regenerator-runtime/runtime\` separately`;
-const NO_DIRECT_POLYFILL_IMPORT = `
-  When setting \`useBuiltIns: 'usage'\`, polyfills are automatically imported when needed.
-  Please remove the direct import of \`SPECIFIER\` or use \`useBuiltIns: 'entry'\` instead.`;
-
-function _default({
-  template
-}, {
-  regenerator,
-  deprecated,
-  usage
-}) {
-  return {
-    name: "preset-env/replace-babel-polyfill",
-    visitor: {
-      ImportDeclaration(path) {
-        const src = (0, _utils.getImportSource)(path);
-
-        if (usage && (0, _utils.isPolyfillSource)(src)) {
-          console.warn(NO_DIRECT_POLYFILL_IMPORT.replace("SPECIFIER", src));
-          if (!deprecated) path.remove();
-        } else if (src === "@babel/polyfill") {
-          if (deprecated) {
-            console.warn(BABEL_POLYFILL_DEPRECATION);
-          } else if (regenerator) {
-            path.replaceWithMultiple(template.ast`
-              import "core-js";
-              import "regenerator-runtime/runtime.js";
-            `);
-          } else {
-            path.replaceWith(template.ast`
-              import "core-js";
-            `);
-          }
-        }
-      },
-
-      Program(path) {
-        path.get("body").forEach(bodyPath => {
-          const src = (0, _utils.getRequireSource)(bodyPath);
-
-          if (usage && (0, _utils.isPolyfillSource)(src)) {
-            console.warn(NO_DIRECT_POLYFILL_IMPORT.replace("SPECIFIER", src));
-            if (!deprecated) bodyPath.remove();
-          } else if (src === "@babel/polyfill") {
-            if (deprecated) {
-              console.warn(BABEL_POLYFILL_DEPRECATION);
-            } else if (regenerator) {
-              bodyPath.replaceWithMultiple(template.ast`
-                require("core-js");
-                require("regenerator-runtime/runtime.js");
-              `);
-            } else {
-              bodyPath.replaceWith(template.ast`
-                require("core-js");
-              `);
-            }
-          }
-        });
-      }
-
-    }
-  };
-}

lib/polyfills/regenerator.js

-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-exports.default = _default;
-
-var _utils = require("./utils");
-
-function isRegeneratorSource(source) {
-  return source === "regenerator-runtime/runtime" || source === "regenerator-runtime/runtime.js";
-}
-
-function _default() {
-  const visitor = {
-    ImportDeclaration(path) {
-      if (isRegeneratorSource((0, _utils.getImportSource)(path))) {
-        this.regeneratorImportExcluded = true;
-        path.remove();
-      }
-    },
-
-    Program(path) {
-      path.get("body").forEach(bodyPath => {
-        if (isRegeneratorSource((0, _utils.getRequireSource)(bodyPath))) {
-          this.regeneratorImportExcluded = true;
-          bodyPath.remove();
-        }
-      });
-    }
-
-  };
-  return {
-    name: "preset-env/remove-regenerator",
-    visitor,
-
-    pre() {
-      this.regeneratorImportExcluded = false;
-    },
-
-    post() {
-      if (this.opts.debug && this.regeneratorImportExcluded) {
-        let filename = this.file.opts.filename;
-
-        if (process.env.BABEL_ENV === "test") {
-          filename = filename.replace(/\\/g, "/");
-        }
-
-        console.log(`\n[${filename}] Based on your targets, regenerator-runtime import excluded.`);
-      }
-    }
-
-  };
-}

lib/polyfills/utils.js

-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-exports.getImportSource = getImportSource;
-exports.getRequireSource = getRequireSource;
-exports.isPolyfillSource = isPolyfillSource;
-
-var t = _interopRequireWildcard(require("@babel/types"));
-
-function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
-
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
-
-function getImportSource({
-  node
-}) {
-  if (node.specifiers.length === 0) return node.source.value;
-}
-
-function getRequireSource({
-  node
-}) {
-  if (!t.isExpressionStatement(node)) return;
-  const {
-    expression
-  } = node;
-  const isRequire = t.isCallExpression(expression) && t.isIdentifier(expression.callee) && expression.callee.name === "require" && expression.arguments.length === 1 && t.isStringLiteral(expression.arguments[0]);
-  if (isRequire) return expression.arguments[0].value;
-}
-
-function isPolyfillSource(source) {
-  return source === "@babel/polyfill" || source === "core-js";
-}

New alerts

Environment variable access

Supply chain risk

Package accesses environment variables, which may be a sign of credential stuffing or data theft.

Found 1 instance in 1 package

Fixed alerts

Environment variable access

Supply chain risk

Package accesses environment variables, which may be a sign of credential stuffing or data theft.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

147515

179.56%

Number of package files

43

65.38%

Lines of code

1014

13.17%

Number of low supply chain risk alerts

2

-33.33%

Worsened metrics

Dependency count

81

17.39%

Dev dependency count

4

33.33%

Dependency changes

• + Added

  @babel/plugin-bugfix-safari-id-destructuring-collision-in-function-expression@^7.23.3

• + Added

  @babel/plugin-bugfix-v8-spread-parameters-in-optional-chaining@^7.23.3

• + Added

  @babel/plugin-bugfix-v8-static-class-fields-redefine-readonly@^7.23.7

• + Added

  @babel/plugin-proposal-private-property-in-object@7.21.0-placeholder-for-preset-env.2

• + Added

  @babel/plugin-syntax-class-static-block@^7.14.5

• + Added

  @babel/plugin-syntax-import-assertions@^7.23.3

• + Added

  @babel/plugin-syntax-import-attributes@^7.23.3

• + Added

  @babel/plugin-syntax-import-meta@^7.10.4

• + Added

  @babel/plugin-syntax-private-property-in-object@^7.14.5

• + Added

  @babel/plugin-syntax-unicode-sets-regex@^7.18.6

• + Added

  @babel/plugin-transform-async-generator-functions@^7.23.7

• + Added

  @babel/plugin-transform-class-properties@^7.23.3

• + Added

  @babel/plugin-transform-class-static-block@^7.23.4

• + Added

  @babel/plugin-transform-dynamic-import@^7.23.4

• + Added

  @babel/plugin-transform-export-namespace-from@^7.23.4

• + Added

  @babel/plugin-transform-json-strings@^7.23.4

• + Added

  @babel/plugin-transform-logical-assignment-operators@^7.23.4

• + Added

  @babel/plugin-transform-nullish-coalescing-operator@^7.23.4

• + Added

  @babel/plugin-transform-numeric-separator@^7.23.4

• + Added

  @babel/plugin-transform-object-rest-spread@^7.23.4

• + Added

  @babel/plugin-transform-optional-catch-binding@^7.23.4

• + Added

  @babel/plugin-transform-optional-chaining@^7.23.4

• + Added

  @babel/plugin-transform-private-methods@^7.23.3

• + Added

  @babel/plugin-transform-private-property-in-object@^7.23.4

• + Added

  @babel/plugin-transform-unicode-property-regex@^7.23.3

• + Added

  @babel/plugin-transform-unicode-sets-regex@^7.23.3

• + Added

  @babel/helper-define-polyfill-provider@0.4.40.5.00.6.8
  (transitive)

• + Added

  @babel/plugin-bugfix-safari-id-destructuring-collision-in-function-expression@7.27.1
  (transitive)

• + Added

  @babel/plugin-bugfix-v8-spread-parameters-in-optional-chaining@7.27.1
  (transitive)

• + Added

  @babel/plugin-bugfix-v8-static-class-fields-redefine-readonly@7.28.6
  (transitive)

• + Added

  @babel/plugin-proposal-private-property-in-object@7.21.0-placeholder-for-preset-env.2
  (transitive)

• + Added

  @babel/plugin-syntax-class-static-block@7.14.5
  (transitive)

• + Added

  @babel/plugin-syntax-import-assertions@7.28.6
  (transitive)

• + Added

  @babel/plugin-syntax-import-attributes@7.28.6
  (transitive)

• + Added

  @babel/plugin-syntax-import-meta@7.10.4
  (transitive)

• + Added

  @babel/plugin-syntax-private-property-in-object@7.14.5
  (transitive)

• + Added

  @babel/plugin-syntax-unicode-sets-regex@7.18.6
  (transitive)

• + Added

  @babel/plugin-transform-async-generator-functions@7.29.0
  (transitive)

• + Added

  @babel/plugin-transform-class-properties@7.28.6
  (transitive)

• + Added

  @babel/plugin-transform-class-static-block@7.28.6
  (transitive)

• + Added

  @babel/plugin-transform-dynamic-import@7.27.1
  (transitive)

• + Added

  @babel/plugin-transform-export-namespace-from@7.27.1
  (transitive)

• + Added

  @babel/plugin-transform-json-strings@7.28.6
  (transitive)

• + Added

  @babel/plugin-transform-logical-assignment-operators@7.28.6
  (transitive)

• + Added

  @babel/plugin-transform-nullish-coalescing-operator@7.28.6
  (transitive)

• + Added

  @babel/plugin-transform-numeric-separator@7.28.6
  (transitive)

• + Added

  @babel/plugin-transform-object-rest-spread@7.28.6
  (transitive)

• + Added

  @babel/plugin-transform-optional-catch-binding@7.28.6
  (transitive)

• + Added

  @babel/plugin-transform-optional-chaining@7.28.6
  (transitive)

• + Added

  @babel/plugin-transform-private-methods@7.28.6
  (transitive)

• + Added

  @babel/plugin-transform-private-property-in-object@7.28.6
  (transitive)

• + Added

  @babel/plugin-transform-unicode-property-regex@7.28.6
  (transitive)

• + Added

  @babel/plugin-transform-unicode-sets-regex@7.28.6
  (transitive)

• + Added

  @babel/preset-modules@0.1.6-no-external-plugins
  (transitive)

• + Added

  babel-plugin-polyfill-corejs2@0.4.17
  (transitive)

• + Added

  babel-plugin-polyfill-corejs3@0.8.7
  (transitive)

• + Added

  babel-plugin-polyfill-regenerator@0.5.5
  (transitive)

• - Removed

  @babel/plugin-proposal-async-generator-functions@^7.13.5

• - Removed

  @babel/plugin-proposal-class-properties@^7.13.0

• - Removed

  @babel/plugin-proposal-dynamic-import@^7.12.17

• - Removed

  @babel/plugin-proposal-export-namespace-from@^7.12.13

• - Removed

  @babel/plugin-proposal-json-strings@^7.12.13

• - Removed

  @babel/plugin-proposal-logical-assignment-operators@^7.12.13

• - Removed

  @babel/plugin-proposal-nullish-coalescing-operator@^7.13.0

• - Removed

  @babel/plugin-proposal-numeric-separator@^7.12.13

• - Removed

  @babel/plugin-proposal-object-rest-spread@^7.13.0

• - Removed

  @babel/plugin-proposal-optional-catch-binding@^7.12.13

• - Removed

  @babel/plugin-proposal-optional-chaining@^7.13.0

• - Removed

  @babel/plugin-proposal-private-methods@^7.13.0

• - Removed

  @babel/plugin-proposal-unicode-property-regex@^7.12.13

• - Removed

  @babel/types@^7.13.0

• - Removed

  @babel/helper-define-polyfill-provider@0.1.5
  (transitive)

• - Removed

  @babel/helper-environment-visitor@7.24.7
  (transitive)

• - Removed

  @babel/plugin-proposal-async-generator-functions@7.20.7
  (transitive)

• - Removed

  @babel/plugin-proposal-class-properties@7.18.6
  (transitive)

• - Removed

  @babel/plugin-proposal-dynamic-import@7.18.6
  (transitive)

• - Removed

  @babel/plugin-proposal-export-namespace-from@7.18.9
  (transitive)

• - Removed

  @babel/plugin-proposal-json-strings@7.18.6
  (transitive)

• - Removed

  @babel/plugin-proposal-logical-assignment-operators@7.20.7
  (transitive)

• - Removed

  @babel/plugin-proposal-nullish-coalescing-operator@7.18.6
  (transitive)

• - Removed

  @babel/plugin-proposal-numeric-separator@7.18.6
  (transitive)

• - Removed

  @babel/plugin-proposal-object-rest-spread@7.20.7
  (transitive)

• - Removed

  @babel/plugin-proposal-optional-catch-binding@7.18.6
  (transitive)

• - Removed

  @babel/plugin-proposal-optional-chaining@7.21.0
  (transitive)

• - Removed

  @babel/plugin-proposal-private-methods@7.18.6
  (transitive)

• - Removed

  @babel/plugin-proposal-unicode-property-regex@7.18.6
  (transitive)

• - Removed

  @babel/preset-modules@0.1.6
  (transitive)

• - Removed

  babel-plugin-polyfill-corejs2@0.1.10
  (transitive)

• - Removed

  babel-plugin-polyfill-corejs3@0.1.7
  (transitive)

• - Removed

  babel-plugin-polyfill-regenerator@0.1.6
  (transitive)

• - Removed

  semver@7.0.0
  (transitive)

• Updated

  @babel/compat-data@^7.23.5

• Updated

  @babel/helper-compilation-targets@^7.23.6

• Updated

  @babel/helper-plugin-utils@^7.22.5

• Updated

  @babel/helper-validator-option@^7.23.5

• Updated

  @babel/plugin-syntax-async-generators@^7.8.4

• Updated

  @babel/plugin-syntax-dynamic-import@^7.8.3

• Updated

  @babel/plugin-syntax-json-strings@^7.8.3

• Updated

  @babel/plugin-syntax-nullish-coalescing-operator@^7.8.3

• Updated

  @babel/plugin-syntax-object-rest-spread@^7.8.3

• Updated

  @babel/plugin-syntax-optional-catch-binding@^7.8.3

• Updated

  @babel/plugin-syntax-optional-chaining@^7.8.3

• Updated

  @babel/plugin-syntax-top-level-await@^7.14.5

• Updated

  @babel/plugin-transform-arrow-functions@^7.23.3

• Updated

  @babel/plugin-transform-async-to-generator@^7.23.3

• Updated

  @babel/plugin-transform-block-scoped-functions@^7.23.3

• Updated

  @babel/plugin-transform-block-scoping@^7.23.4

• Updated

  @babel/plugin-transform-classes@^7.23.5

• Updated

  @babel/plugin-transform-computed-properties@^7.23.3

• Updated

  @babel/plugin-transform-destructuring@^7.23.3

• Updated

  @babel/plugin-transform-dotall-regex@^7.23.3

• Updated

  @babel/plugin-transform-duplicate-keys@^7.23.3

• Updated

  @babel/plugin-transform-exponentiation-operator@^7.23.3

• Updated

  @babel/plugin-transform-for-of@^7.23.6

• Updated

  @babel/plugin-transform-function-name@^7.23.3

• Updated

  @babel/plugin-transform-literals@^7.23.3

• Updated

  @babel/plugin-transform-member-expression-literals@^7.23.3

• Updated

  @babel/plugin-transform-modules-amd@^7.23.3

• Updated

  @babel/plugin-transform-modules-commonjs@^7.23.3

• Updated

  @babel/plugin-transform-modules-systemjs@^7.23.3

• Updated

  @babel/plugin-transform-modules-umd@^7.23.3

• Updated

  @babel/plugin-transform-named-capturing-groups-regex@^7.22.5

• Updated

  @babel/plugin-transform-new-target@^7.23.3

• Updated

  @babel/plugin-transform-object-super@^7.23.3

• Updated

  @babel/plugin-transform-parameters@^7.23.3

• Updated

  @babel/plugin-transform-property-literals@^7.23.3

• Updated

  @babel/plugin-transform-regenerator@^7.23.3

• Updated

  @babel/plugin-transform-reserved-words@^7.23.3

• Updated

  @babel/plugin-transform-shorthand-properties@^7.23.3

• Updated

  @babel/plugin-transform-spread@^7.23.3

• Updated

  @babel/plugin-transform-sticky-regex@^7.23.3

• Updated

  @babel/plugin-transform-template-literals@^7.23.3

• Updated

  @babel/plugin-transform-typeof-symbol@^7.23.3

• Updated

  @babel/plugin-transform-unicode-escapes@^7.23.3

• Updated

  @babel/plugin-transform-unicode-regex@^7.23.3

• Updated

  @babel/preset-modules@0.1.6-no-external-plugins

• Updated

  babel-plugin-polyfill-corejs2@^0.4.7

• Updated

  babel-plugin-polyfill-corejs3@^0.8.7

• Updated

  babel-plugin-polyfill-regenerator@^0.5.4

• Updated

  core-js-compat@^3.31.0

• Updated

  semver@^6.3.1