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3.9 KiB
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{"version":3,"names":["_core","require","exports","getDynamicImportSource","node","source","arguments","t","isStringLiteral","isTemplateLiteral","template","expression","ast","buildDynamicImport","deferToThen","wrapWithPromise","builder","specifier","isCallExpression","quasis","length","specifierToString","identifier","templateLiteral","templateElement","raw"],"sources":["../src/dynamic-import.ts"],"sourcesContent":["// Heavily inspired by\n// https://github.com/airbnb/babel-plugin-dynamic-import-node/blob/master/src/utils.js\n\nimport { types as t, template } from \"@babel/core\";\n\nif (!process.env.BABEL_8_BREAKING && !USE_ESM && !IS_STANDALONE) {\n // eslint-disable-next-line no-restricted-globals\n exports.getDynamicImportSource = function getDynamicImportSource(\n node: t.CallExpression,\n ): t.StringLiteral | t.TemplateLiteral {\n const [source] = node.arguments;\n\n return t.isStringLiteral(source) || t.isTemplateLiteral(source)\n ? source\n : (template.expression.ast`\\`\\${${source}}\\`` as t.TemplateLiteral);\n };\n}\n\nexport function buildDynamicImport(\n node: t.CallExpression | t.ImportExpression,\n deferToThen: boolean,\n wrapWithPromise: boolean,\n builder: (specifier: t.Expression) => t.Expression,\n): t.Expression {\n const specifier = t.isCallExpression(node) ? node.arguments[0] : node.source;\n\n if (\n t.isStringLiteral(specifier) ||\n (t.isTemplateLiteral(specifier) && specifier.quasis.length === 0)\n ) {\n if (deferToThen) {\n return template.expression.ast`\n Promise.resolve().then(() => ${builder(specifier)})\n `;\n } else return builder(specifier);\n }\n\n const specifierToString = t.isTemplateLiteral(specifier)\n ? t.identifier(\"specifier\")\n : t.templateLiteral(\n [t.templateElement({ raw: \"\" }), t.templateElement({ raw: \"\" })],\n [t.identifier(\"specifier\")],\n );\n\n if (deferToThen) {\n return template.expression.ast`\n (specifier =>\n new Promise(r => r(${specifierToString}))\n .then(s => ${builder(t.identifier(\"s\"))})\n )(${specifier})\n `;\n } else if (wrapWithPromise) {\n return template.expression.ast`\n (specifier =>\n new Promise(r => r(${builder(specifierToString)}))\n )(${specifier})\n `;\n } else {\n return template.expression.ast`\n (specifier => ${builder(specifierToString)})(${specifier})\n `;\n }\n}\n"],"mappings":";;;;;;AAGA,IAAAA,KAAA,GAAAC,OAAA;AAEiE;EAE/DC,OAAO,CAACC,sBAAsB,GAAG,SAASA,sBAAsBA,CAC9DC,IAAsB,EACe;IACrC,MAAM,CAACC,MAAM,CAAC,GAAGD,IAAI,CAACE,SAAS;IAE/B,OAAOC,WAAC,CAACC,eAAe,CAACH,MAAM,CAAC,IAAIE,WAAC,CAACE,iBAAiB,CAACJ,MAAM,CAAC,GAC3DA,MAAM,GACLK,cAAQ,CAACC,UAAU,CAACC,GAAI,QAAOP,MAAO,KAA0B;EACvE,CAAC;AACH;AAEO,SAASQ,kBAAkBA,CAChCT,IAA2C,EAC3CU,WAAoB,EACpBC,eAAwB,EACxBC,OAAkD,EACpC;EACd,MAAMC,SAAS,GAAGV,WAAC,CAACW,gBAAgB,CAACd,IAAI,CAAC,GAAGA,IAAI,CAACE,SAAS,CAAC,CAAC,CAAC,GAAGF,IAAI,CAACC,MAAM;EAE5E,IACEE,WAAC,CAACC,eAAe,CAACS,SAAS,CAAC,IAC3BV,WAAC,CAACE,iBAAiB,CAACQ,SAAS,CAAC,IAAIA,SAAS,CAACE,MAAM,CAACC,MAAM,KAAK,CAAE,EACjE;IACA,IAAIN,WAAW,EAAE;MACf,OAAOJ,cAAQ,CAACC,UAAU,CAACC,GAAI;AACrC,uCAAuCI,OAAO,CAACC,SAAS,CAAE;AAC1D,OAAO;IACH,CAAC,MAAM,OAAOD,OAAO,CAACC,SAAS,CAAC;EAClC;EAEA,MAAMI,iBAAiB,GAAGd,WAAC,CAACE,iBAAiB,CAACQ,SAAS,CAAC,GACpDV,WAAC,CAACe,UAAU,CAAC,WAAW,CAAC,GACzBf,WAAC,CAACgB,eAAe,CACf,CAAChB,WAAC,CAACiB,eAAe,CAAC;IAAEC,GAAG,EAAE;EAAG,CAAC,CAAC,EAAElB,WAAC,CAACiB,eAAe,CAAC;IAAEC,GAAG,EAAE;EAAG,CAAC,CAAC,CAAC,EAChE,CAAClB,WAAC,CAACe,UAAU,CAAC,WAAW,CAAC,CAC5B,CAAC;EAEL,IAAIR,WAAW,EAAE;IACf,OAAOJ,cAAQ,CAACC,UAAU,CAACC,GAAI;AACnC;AACA,6BAA6BS,iBAAkB;AAC/C,uBAAuBL,OAAO,CAACT,WAAC,CAACe,UAAU,CAAC,GAAG,CAAC,CAAE;AAClD,UAAUL,SAAU;AACpB,KAAK;EACH,CAAC,MAAM,IAAIF,eAAe,EAAE;IAC1B,OAAOL,cAAQ,CAACC,UAAU,CAACC,GAAI;AACnC;AACA,6BAA6BI,OAAO,CAACK,iBAAiB,CAAE;AACxD,UAAUJ,SAAU;AACpB,KAAK;EACH,CAAC,MAAM;IACL,OAAOP,cAAQ,CAACC,UAAU,CAACC,GAAI;AACnC,sBAAsBI,OAAO,CAACK,iBAAiB,CAAE,KAAIJ,SAAU;AAC/D,KAAK;EACH;AACF"}
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