index.js.map
6 KB
{"version":3,"names":["getBuiltinClasses","category","Object","keys","globals","filter","name","test","builtinClasses","Set","declare","api","options","assertVersion","loose","setClassMethods","assumption","constantSuper","superIsCallableConstructor","noClassCalls","supportUnicodeId","isRequired","targets","VISITED","WeakSet","visitor","ExportDefaultDeclaration","path","get","isClassDeclaration","splitExportDeclaration","ClassDeclaration","node","ref","id","scope","generateUidIdentifier","replaceWith","t","variableDeclaration","variableDeclarator","toExpression","ClassExpression","state","has","inferred","nameFunction","undefined","add","replacedPath","transformClass","file","isCallExpression","annotateAsPure","callee","isArrowFunctionExpression","arrowFunctionToExpression"],"sources":["../src/index.ts"],"sourcesContent":["import { declare } from \"@babel/helper-plugin-utils\";\nimport { isRequired } from \"@babel/helper-compilation-targets\";\nimport annotateAsPure from \"@babel/helper-annotate-as-pure\";\nimport nameFunction from \"@babel/helper-function-name\";\nimport splitExportDeclaration from \"@babel/helper-split-export-declaration\";\nimport { types as t } from \"@babel/core\";\nimport globals from \"globals\";\nimport transformClass from \"./transformClass\";\n\nconst getBuiltinClasses = (category: keyof typeof globals) =>\n Object.keys(globals[category]).filter(name => /^[A-Z]/.test(name));\n\nconst builtinClasses = new Set([\n ...getBuiltinClasses(\"builtin\"),\n ...getBuiltinClasses(\"browser\"),\n]);\n\nexport interface Options {\n loose?: boolean;\n}\n\nexport default declare((api, options: Options) => {\n api.assertVersion(7);\n\n const { loose = false } = options;\n\n const setClassMethods = (api.assumption(\"setClassMethods\") ??\n loose) as boolean;\n const constantSuper = (api.assumption(\"constantSuper\") ?? loose) as boolean;\n const superIsCallableConstructor = (api.assumption(\n \"superIsCallableConstructor\",\n ) ?? loose) as boolean;\n const noClassCalls = (api.assumption(\"noClassCalls\") ?? loose) as boolean;\n const supportUnicodeId = !isRequired(\n \"transform-unicode-escapes\",\n api.targets(),\n );\n\n // todo: investigate traversal requeueing\n const VISITED = new WeakSet();\n\n return {\n name: \"transform-classes\",\n\n visitor: {\n ExportDefaultDeclaration(path) {\n if (!path.get(\"declaration\").isClassDeclaration()) return;\n splitExportDeclaration(path);\n },\n\n ClassDeclaration(path) {\n const { node } = path;\n\n const ref = node.id || path.scope.generateUidIdentifier(\"class\");\n\n path.replaceWith(\n t.variableDeclaration(\"let\", [\n t.variableDeclarator(ref, t.toExpression(node)),\n ]),\n );\n },\n\n ClassExpression(path, state) {\n const { node } = path;\n if (VISITED.has(node)) return;\n\n const inferred = nameFunction(path, undefined, supportUnicodeId);\n if (inferred && inferred !== node) {\n path.replaceWith(inferred);\n return;\n }\n\n VISITED.add(node);\n\n const [replacedPath] = path.replaceWith(\n transformClass(\n path,\n state.file,\n builtinClasses,\n loose,\n {\n setClassMethods,\n constantSuper,\n superIsCallableConstructor,\n noClassCalls,\n },\n supportUnicodeId,\n ),\n );\n\n if (replacedPath.isCallExpression()) {\n annotateAsPure(replacedPath);\n const callee = replacedPath.get(\"callee\");\n if (callee.isArrowFunctionExpression()) {\n // This is an IIFE, so we don't need to worry about the noNewArrows assumption\n callee.arrowFunctionToExpression();\n }\n }\n },\n },\n };\n});\n"],"mappings":";;;;;;AAAA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AAEA,MAAMA,iBAAiB,GAAIC,QAA8B,IACvDC,MAAM,CAACC,IAAI,CAACC,QAAO,CAACH,QAAQ,CAAC,CAAC,CAACI,MAAM,CAACC,IAAI,IAAI,QAAQ,CAACC,IAAI,CAACD,IAAI,CAAC,CAAC;AAEpE,MAAME,cAAc,GAAG,IAAIC,GAAG,CAAC,CAC7B,GAAGT,iBAAiB,CAAC,SAAS,CAAC,EAC/B,GAAGA,iBAAiB,CAAC,SAAS,CAAC,CAChC,CAAC;AAAC,eAMY,IAAAU,0BAAO,EAAC,CAACC,GAAG,EAAEC,OAAgB,KAAK;EAAA;EAChDD,GAAG,CAACE,aAAa,CAAC,CAAC,CAAC;EAEpB,MAAM;IAAEC,KAAK,GAAG;EAAM,CAAC,GAAGF,OAAO;EAEjC,MAAMG,eAAe,sBAAIJ,GAAG,CAACK,UAAU,CAAC,iBAAiB,CAAC,8BACxDF,KAAiB;EACnB,MAAMG,aAAa,uBAAIN,GAAG,CAACK,UAAU,CAAC,eAAe,CAAC,+BAAIF,KAAiB;EAC3E,MAAMI,0BAA0B,uBAAIP,GAAG,CAACK,UAAU,CAChD,4BAA4B,CAC7B,+BAAIF,KAAiB;EACtB,MAAMK,YAAY,uBAAIR,GAAG,CAACK,UAAU,CAAC,cAAc,CAAC,+BAAIF,KAAiB;EACzE,MAAMM,gBAAgB,GAAG,CAAC,IAAAC,oCAAU,EAClC,2BAA2B,EAC3BV,GAAG,CAACW,OAAO,EAAE,CACd;;EAGD,MAAMC,OAAO,GAAG,IAAIC,OAAO,EAAE;EAE7B,OAAO;IACLlB,IAAI,EAAE,mBAAmB;IAEzBmB,OAAO,EAAE;MACPC,wBAAwB,CAACC,IAAI,EAAE;QAC7B,IAAI,CAACA,IAAI,CAACC,GAAG,CAAC,aAAa,CAAC,CAACC,kBAAkB,EAAE,EAAE;QACnD,IAAAC,qCAAsB,EAACH,IAAI,CAAC;MAC9B,CAAC;MAEDI,gBAAgB,CAACJ,IAAI,EAAE;QACrB,MAAM;UAAEK;QAAK,CAAC,GAAGL,IAAI;QAErB,MAAMM,GAAG,GAAGD,IAAI,CAACE,EAAE,IAAIP,IAAI,CAACQ,KAAK,CAACC,qBAAqB,CAAC,OAAO,CAAC;QAEhET,IAAI,CAACU,WAAW,CACdC,WAAC,CAACC,mBAAmB,CAAC,KAAK,EAAE,CAC3BD,WAAC,CAACE,kBAAkB,CAACP,GAAG,EAAEK,WAAC,CAACG,YAAY,CAACT,IAAI,CAAC,CAAC,CAChD,CAAC,CACH;MACH,CAAC;MAEDU,eAAe,CAACf,IAAI,EAAEgB,KAAK,EAAE;QAC3B,MAAM;UAAEX;QAAK,CAAC,GAAGL,IAAI;QACrB,IAAIJ,OAAO,CAACqB,GAAG,CAACZ,IAAI,CAAC,EAAE;QAEvB,MAAMa,QAAQ,GAAG,IAAAC,2BAAY,EAACnB,IAAI,EAAEoB,SAAS,EAAE3B,gBAAgB,CAAC;QAChE,IAAIyB,QAAQ,IAAIA,QAAQ,KAAKb,IAAI,EAAE;UACjCL,IAAI,CAACU,WAAW,CAACQ,QAAQ,CAAC;UAC1B;QACF;QAEAtB,OAAO,CAACyB,GAAG,CAAChB,IAAI,CAAC;QAEjB,MAAM,CAACiB,YAAY,CAAC,GAAGtB,IAAI,CAACU,WAAW,CACrC,IAAAa,uBAAc,EACZvB,IAAI,EACJgB,KAAK,CAACQ,IAAI,EACV3C,cAAc,EACdM,KAAK,EACL;UACEC,eAAe;UACfE,aAAa;UACbC,0BAA0B;UAC1BC;QACF,CAAC,EACDC,gBAAgB,CACjB,CACF;QAED,IAAI6B,YAAY,CAACG,gBAAgB,EAAE,EAAE;UACnC,IAAAC,6BAAc,EAACJ,YAAY,CAAC;UAC5B,MAAMK,MAAM,GAAGL,YAAY,CAACrB,GAAG,CAAC,QAAQ,CAAC;UACzC,IAAI0B,MAAM,CAACC,yBAAyB,EAAE,EAAE;YAEtCD,MAAM,CAACE,yBAAyB,EAAE;UACpC;QACF;MACF;IACF;EACF,CAAC;AACH,CAAC,CAAC;AAAA"}