{"version":3,"names":["generateUid","scope","denyList","name","uid","i","_generateUid","has","declare","types","t","template","assertVersion","inherits","syntaxClassStaticBlock","default","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 syntaxClassStaticBlock from \"@babel/plugin-syntax-class-static-block\";\nimport type { Scope } from \"@babel/traverse\";\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 = scope._generateUid(name, i);\n    i++;\n  } while (denyList.has(uid));\n  return uid;\n}\n\nexport default declare(({ types: t, template, assertVersion }) => {\n  assertVersion(\"^7.12.0\");\n\n  return {\n    name: \"proposal-class-static-block\",\n    inherits: syntaxClassStaticBlock.default,\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;AACA;AAGA;AAYA,SAASA,WAAW,CAACC,KAAY,EAAEC,QAAqB,EAAE;EACxD,MAAMC,IAAI,GAAG,EAAE;EACf,IAAIC,GAAG;EACP,IAAIC,CAAC,GAAG,CAAC;EACT,GAAG;IACDD,GAAG,GAAGH,KAAK,CAACK,YAAY,CAACH,IAAI,EAAEE,CAAC,CAAC;IACjCA,CAAC,EAAE;EACL,CAAC,QAAQH,QAAQ,CAACK,GAAG,CAACH,GAAG,CAAC;EAC1B,OAAOA,GAAG;AACZ;AAAC,eAEc,IAAAI,0BAAO,EAAC,CAAC;EAAEC,KAAK,EAAEC,CAAC;EAAEC,QAAQ;EAAEC;AAAc,CAAC,KAAK;EAChEA,aAAa,CAAC,SAAS,CAAC;EAExB,OAAO;IACLT,IAAI,EAAE,6BAA6B;IACnCU,QAAQ,EAAEC,6BAAsB,CAACC,OAAO;IAExCC,GAAG,GAAG;MAGJ,IAAAC,8CAAa,EAAC,IAAI,CAACC,IAAI,EAAEC,yCAAQ,CAACC,YAAY,EAAc,KAAK,CAAC;IACpE,CAAC;IAEDC,OAAO,EAAE;MAIPC,SAAS,CAACC,SAAS,EAAE;QACnB,MAAM;UAAEtB;QAAM,CAAC,GAAGsB,SAAS;QAC3B,MAAMC,YAAY,GAAG,IAAIC,GAAG,EAAU;QACtC,MAAMC,IAAI,GAAGH,SAAS,CAACI,GAAG,CAAC,MAAM,CAAC;QAClC,KAAK,MAAMC,IAAI,IAAIF,IAAI,EAAE;UACvB,IAAIE,IAAI,CAACC,SAAS,EAAE,EAAE;YACpBL,YAAY,CAACM,GAAG,CAACF,IAAI,CAACD,GAAG,CAAC,QAAQ,CAAC,CAACI,IAAI,CAAC5B,IAAI,CAAC;UAChD;QACF;QACA,KAAK,MAAMyB,IAAI,IAAIF,IAAI,EAAE;UACvB,IAAI,CAACE,IAAI,CAACI,aAAa,EAAE,EAAE;UAC3B,MAAMC,oBAAoB,GAAGjC,WAAW,CAACC,KAAK,EAAEuB,YAAY,CAAC;UAC7DA,YAAY,CAACM,GAAG,CAACG,oBAAoB,CAAC;UACtC,MAAMC,cAAc,GAAGxB,CAAC,CAACyB,WAAW,CAClCzB,CAAC,CAAC0B,UAAU,CAACH,oBAAoB,CAAC,CACnC;UAED,IAAII,WAAW;UACf,MAAMC,SAAS,GAAGV,IAAI,CAACG,IAAI,CAACL,IAAI;UAGhC,IAAIY,SAAS,CAACC,MAAM,KAAK,CAAC,IAAI7B,CAAC,CAAC8B,qBAAqB,CAACF,SAAS,CAAC,CAAC,CAAC,CAAC,EAAE;YACnED,WAAW,GAAG3B,CAAC,CAAC+B,gBAAgB,CAC9BH,SAAS,CAAC,CAAC,CAAC,CAACI,UAAU,EACvBJ,SAAS,CAAC,CAAC,CAAC,CACb;UACH,CAAC,MAAM;YACLD,WAAW,GAAG1B,QAAQ,CAAC+B,UAAU,CAACC,GAAI,YAAWL,SAAU,OAAM;UACnE;UAEAV,IAAI,CAACgB,WAAW,CACdlC,CAAC,CAACmC,oBAAoB,CACpBX,cAAc,EACdG,WAAW,EACX,EAAE,EACW,IAAI,CAClB,CACF;QACH;MACF;IACF;EACF,CAAC;AACH,CAAC,CAAC;AAAA"}