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5.3 KiB
1 line
5.3 KiB
2 months ago
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{"version":3,"names":["_helperPluginUtils","require","_helperCreateClassFeaturesPlugin","generateUid","scope","denyList","name","uid","i","has","_default","exports","default","declare","types","t","template","assertVersion","manipulateOptions","_","parser","plugins","push","pre","enableFeature","file","FEATURES","staticBlocks","visitor","ClassBody","classBody","privateNames","Set","body","get","path","isPrivate","add","node","isStaticBlock","staticBlockPrivateId","staticBlockRef","privateName","identifier","replacement","blockBody","length","isExpressionStatement","inheritsComments","expression","ast","replaceWith","classPrivateProperty"],"sources":["../src/index.ts"],"sourcesContent":["import { declare } from \"@babel/helper-plugin-utils\";\nimport type { Scope } from \"@babel/core\";\n\nimport {\n enableFeature,\n FEATURES,\n} from \"@babel/helper-create-class-features-plugin\";\n\n/**\n * Generate a uid that is not in `denyList`\n *\n * @param {Scope} scope\n * @param {Set<string>} denyList a deny list that the generated uid should avoid\n * @returns\n */\nfunction generateUid(scope: Scope, denyList: Set<string>) {\n const name = \"\";\n let uid;\n let i = 1;\n do {\n uid = `_${name}`;\n if (i > 1) uid += i;\n i++;\n } while (denyList.has(uid));\n return uid;\n}\n\nexport default declare(({ types: t, template, assertVersion }) => {\n assertVersion(REQUIRED_VERSION(\"^7.12.0\"));\n\n return {\n name: \"transform-class-static-block\",\n manipulateOptions: process.env.BABEL_8_BREAKING\n ? undefined\n : (_, parser) => parser.plugins.push(\"classStaticBlock\"),\n\n pre() {\n // Enable this in @babel/helper-create-class-features-plugin, so that it\n // can be handled by the private fields and methods transform.\n enableFeature(this.file, FEATURES.staticBlocks, /* loose */ false);\n },\n\n visitor: {\n // Run on ClassBody and not on class so that if @babel/helper-create-class-features-plugin\n // is enabled it can generate optimized output without passing from the intermediate\n // private fields representation.\n ClassBody(classBody) {\n const { scope } = classBody;\n const privateNames = new Set<string>();\n const body = classBody.get(\"body\");\n for (const path of body) {\n if (path.isPrivate()) {\n privateNames.add(path.get(\"key.id\").node.name);\n }\n }\n for (const path of body) {\n if (!path.isStaticBlock()) continue;\n const staticBlockPrivateId = generateUid(scope, privateNames);\n privateNames.add(staticBlockPrivateId);\n const staticBlockRef = t.privateName(\n t.identifier(staticBlockPrivateId),\n );\n\n let replacement;\n const blockBody = path.node.body;\n // We special-case the single expression case to avoid the iife, since\n // it's common.\n if (blockBody.length === 1 && t.isExpressionStatement(blockBody[0])) {\n replacement = t.inheritsComments(\n blockBody[0].expression,\n blockBody[0],\n );\n } else {\n replacement = template.expression.ast`(() => { ${blockBody} })()`;\n }\n\n path.replaceWith(\n t.classPrivateProperty(\n staticBlockRef,\n replacement,\n [],\n /* static */ true,\n ),\n );\n }\n },\n },\n };\n});\n"],"mappings":";;;;;;AAAA,IAAAA,kBAAA,GAAAC,OAAA;AAGA,IAAAC,gCAAA,GAAAD,OAAA;AAYA,SAASE,WAAWA,CAACC,KAAY,EAAEC,QAAqB,EAAE;EACxD,MAAMC,IAAI,GAAG,EAAE;EACf,IAAIC,GAAG;EACP,IAAIC,CAAC,GAAG,CAAC;EACT,GAAG;IACDD,GAAG,GAAG,IAAID,IAAI,EAAE;IAChB,IAAIE,CAAC,GAAG,CAAC,EAAED,GAAG,IAAIC,CAAC;IACnBA,CAAC,EAAE;EACL,CAAC,QAAQH,QAAQ,CAACI,GAAG,CAACF,GAAG,CAAC;EAC1B,OAAOA,GAAG;AACZ;AAAC,IAAAG,QAAA,GAAAC,OAAA,CAAAC,OAAA,GAEc,IAAAC,0BAAO,EAAC,CAAC;EAAEC,KAAK,EAAEC,CAAC;EAAEC,QAAQ;EAAEC;AAAc,CAAC,KAAK;EAChEA,aAAa,sCAA4B,CAAC;EAE1C,OAAO;IACLX,IAAI,EAAE,8BAA8B;IACpCY,iBAAiB,EAEbA,CAACC,
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