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9.7 KiB
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9.7 KiB
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{"version":3,"names":["_helperSplitExportDeclaration","require","t","_helperEnvironmentVisitor","_traverseNode","_visitors","renameVisitor","ReferencedIdentifier","node","state","name","oldName","newName","Scope","path","scope","bindingIdentifierEquals","binding","identifier","skip","isMethod","requeueComputedKeyAndDecorators","ObjectProperty","key","shorthand","getBindingIdentifier","_node$extra","extra","AssignmentExpression|Declaration|VariableDeclarator","isVariableDeclaration","ids","getOuterBindingIdentifiers","Renamer","constructor","maybeConvertFromExportDeclaration","parentDeclar","maybeExportDeclar","parentPath","isExportDeclaration","isExportDefaultDeclaration","declaration","isDeclaration","id","isExportAllDeclaration","splitExportDeclaration","maybeConvertFromClassFunctionDeclaration","maybeConvertFromClassFunctionExpression","rename","find","isFunctionExpression","isClassExpression","bindingIds","blockToTraverse","arguments","block","traverseNode","explode","discriminant","removeOwnBinding","bindings","exports","default"],"sources":["../../../src/scope/lib/renamer.ts"],"sourcesContent":["import type Binding from \"../binding.ts\";\nimport splitExportDeclaration from \"@babel/helper-split-export-declaration\";\nimport * as t from \"@babel/types\";\nimport type { NodePath, Visitor } from \"../../index.ts\";\nimport { requeueComputedKeyAndDecorators } from \"@babel/helper-environment-visitor\";\nimport { traverseNode } from \"../../traverse-node.ts\";\nimport { explode } from \"../../visitors.ts\";\nimport type { Identifier } from \"@babel/types\";\n\nconst renameVisitor: Visitor<Renamer> = {\n ReferencedIdentifier({ node }, state) {\n if (node.name === state.oldName) {\n node.name = state.newName;\n }\n },\n\n Scope(path, state) {\n if (\n !path.scope.bindingIdentifierEquals(\n state.oldName,\n state.binding.identifier,\n )\n ) {\n path.skip();\n if (path.isMethod()) {\n requeueComputedKeyAndDecorators(path);\n }\n }\n },\n\n ObjectProperty({ node, scope }, state) {\n const { name } = node.key as Identifier;\n if (\n node.shorthand &&\n // In destructuring the identifier is already renamed by the\n // AssignmentExpression|Declaration|VariableDeclarator visitor,\n // while in object literals it's renamed later by the\n // ReferencedIdentifier visitor.\n (name === state.oldName || name === state.newName) &&\n // Ignore shadowed bindings\n scope.getBindingIdentifier(name) === state.binding.identifier\n ) {\n node.shorthand = false;\n if (node.extra?.shorthand) node.extra.shorthand = false;\n }\n },\n\n \"AssignmentExpression|Declaration|VariableDeclarator\"(\n path: NodePath<t.AssignmentPattern | t.Declaration | t.VariableDeclarator>,\n state,\n ) {\n if (path.isVariableDeclaration()) return;\n const ids = path.getOuterBindingIdentifiers();\n\n for (const name in ids) {\n if (name === state.oldName) ids[name].name = state.newName;\n }\n },\n};\n\nexport default class Renamer {\n constructor(binding: Binding, oldName: string, newName: string) {\n this.newName = newName;\n this.oldName = oldName;\n this.binding = binding;\n }\n\n declare oldName: string;\n declare newName: string;\n declare binding: Binding;\n\n maybeConvertFromExportDeclaration(parentDeclar: NodePath) {\n const maybeExportDeclar = parentDeclar.parentPath;\n\n if (!maybeExportDeclar.isExportDeclaration()) {\n return;\n }\n\n if (maybeExportDeclar.isExportDefaultDeclaration()) {\n const { declaration } = maybeExportDeclar.node;\n if (t.isDeclaration(declaration) && !declaration.id) {\n return;\n }\n }\n\n if (maybeExportDeclar.isExportAllDeclaration()) {\n return;\n }\n\n splitExportDeclaration(\n maybeExportDeclar as NodePath<\n Exclude<t.ExportDeclaration, t.ExportAllDeclaration>\n >,\n );\n }\n\n maybeConvertFromClassFunctionDeclaration(path: NodePath) {\n return path; // TODO\n\n // // retain the `name` of a class/function declaration\n\n // if (!path.isFunctionDeclaration() && !path.isClassDeclaration()) return;\n // if (this.binding.kind !== \"hoisted\") return;\n\n // path.node.id = identifier(this.oldName);\n // path.node._blockHoist = 3;\n\n // path.replaceWith(\n // variableDeclaration(\"let\", [\n // variableDeclarator(identifier(this.newName), toExpression(path.node)),\n // ]),\n // );\n }\n\n maybeConvertFromClassFunctionExpression(path: NodePath) {\n return path; // TODO\n\n // // retain the `name` of a class/function expression\n\n // if (!path.isFunctionExpression() && !path.isClassExpression()) return;\n // if (this.binding.kind !== \"local\") return;\n\n // path.node.id = identifier(this.oldName);\n\n // this.binding.scope.parent.push({\n // id: identifier(this.newName),\n // });\n\n // path.replaceWith(\n // assignmentExpression(\"=\", identifier(this.newName), path.node),\n // );\n }\n\n rename(/* Babel 7 - block?: t.Pattern | t.Scopable */) {\n const { binding, oldName, newName } = this;\n const { scope, path } = binding;\n\n const parentDeclar = path.find(\n path =>\n path.isDeclaration() ||\n path.isFunctionExpression() ||\n path.isClassExpression(),\n );\n if (parentDeclar) {\n const bindingIds = parentDeclar.getOuterBindingIdentifiers();\n if (bindingIds[oldName] === binding.identifier) {\n // When we are renaming an exported identifier, we need to ensure that\n // the exported binding keeps the old name.\n this.maybeConvertFromExportDeclaration(parentDeclar);\n }\n }\n\n const blockToTraverse = process.env.BABEL_8_BREAKING\n ? scope.block\n : (arguments[0] as t.Pattern | t.Scopable) || scope.block;\n traverseNode(\n blockToTraverse,\n explode(renameVisitor),\n scope,\n this,\n scope.path,\n // When blockToTraverse is a SwitchStatement, the discriminant\n // is not part of the current scope and thus should be skipped.\n { discriminant: true },\n );\n\n if (process.env.BABEL_8_BREAKING) {\n scope.removeOwnBinding(oldName);\n scope.bindings[newName] = binding;\n this.binding.identifier.name = newName;\n } else if (!arguments[0]) {\n scope.removeOwnBinding(oldName);\n scope.bindings[newName] = binding;\n this.binding.identifier.name = newName;\n }\n\n if (parentDeclar) {\n this.maybeConvertFromClassFunctionDeclaration(path);\n this.maybeConvertFromClassFunctionExpression(path);\n }\n }\n}\n"],"mappings":";;;;;;AACA,IAAAA,6BAAA,GAAAC,OAAA;AACA,IAAAC,CAAA,GAAAD,OAAA;AAEA,IAAAE,yBAAA,GAAAF,OAAA;AACA,IAAAG,aAAA,GAAAH,OAAA;AACA,IAAAI,SAAA,GAAAJ,OAAA;AAGA,MAAMK,aAA+B,GAAG;EACtCC,oBAAoBA,CAAC;IAAEC;EAAK,CAAC,EAAEC,KAAK,EAAE;IACpC,IAAID,IAAI,CAACE,IAAI,KAAKD,KAAK,CAACE,OAAO,EAAE;MAC/BH,IAAI,CAACE,IAAI,GAAGD,KAAK,CAACG,OAAO;IAC3B;EACF,CAAC;EAEDC,KAAKA,CAACC,IAAI,EAAEL,KAAK,EAAE;IACjB,IACE,CAACK,IAAI,CAACC,KAAK,CAACC,uBAAuB,CACjCP,KAAK,CAACE,OAAO,EACbF,KAAK,CAACQ,OAAO,CAACC,UAChB,CAAC,EACD;MACAJ,IAAI,CAACK,IAAI,CAAC,CAAC;MACX,IAAIL,IAAI,CAACM,QAAQ,CAAC,CAAC,EAAE;QACnB,IAAAC,yDAA+B,EAACP,IAAI,CAAC;MACvC;IACF;EACF,CAAC;EAEDQ,cAAcA,CAAC;IAAEd,IAAI;IAAEO;EAAM,CAAC,EAAEN,KAAK,EAAE;IACrC,MAAM;MAAEC;IAAK,CAAC,GAAGF,IAAI,CAACe,GAAiB;IACvC,IACEf,IAAI,CAACgB,SAAS,KAKbd,IAAI,KAAKD,KAAK,CAACE,OAAO,IAAID,IAAI,KAAKD,KAAK,CAACG,OAAO,CAAC,IAElDG,KAAK,CAACU,oBAAoB,CAACf,IAAI,CAAC,KAAKD,KAAK,CAACQ,OAAO,CAACC,UAAU,EAC7D;MAAA,IAAAQ,WAAA;MACAlB,IAAI,CAACgB,SAAS,GAAG,KAAK;MACtB,KAAAE,WAAA,GAAIlB,IAAI,CAACmB,KAAK,aAAVD,WAAA,CAAYF,SAAS,EAAEhB,IAAI,CAACmB,KAAK,CAACH,SAAS,GAAG,KAAK;IACzD;EACF,CAAC;EAED,qDAAqDI,CACnDd,IAA0E,EAC1EL,KAAK,EACL;IACA,IAAIK,IAAI,CAACe,qBAAqB,CAAC,CAAC,EAAE;IAClC,MAAMC,GAAG,GAAGhB,IAAI,CAACiB,0BAA0B,CAAC,CAAC;IAE7C,KAAK,MAAMrB,IAAI,IAAIoB,GAAG,EAAE;MACtB,IAAIpB,IAAI,KAAKD,KAAK,CAACE,OAAO,EAAEmB,GAAG,CAACpB,IAAI,CAAC,CAACA,IAAI,GAAGD,KAAK,CAACG,OAAO;IAC5D;EACF;AACF,CAAC;AAEc,MAAMoB,OAAO,CAAC;EAC3BC,WAAWA,CAAChB,OAAgB,EAAEN,OAAe,EAAEC,OAAe,EAAE;IAC9D,IAAI,CAACA,OAAO,GAAGA,OAAO;IACtB,IAAI,CAACD,OAAO,GAAGA,OAAO;IACtB,IAAI,CAACM,OAAO,GAAGA,OAAO;EACxB;EAMAiB,iCAAiCA,CAACC,YAAsB,EAAE;IACxD,MAAMC,iBAAiB,GAAGD,YAAY,CAACE,UAAU;IAEjD,IAAI,CAACD,iBAAiB,CAACE,mBAAmB,CAAC,CAAC,EAAE;MAC5C;IACF;IAEA,IAAIF,iBAAiB,CAACG,0BAA0B,CAAC,CAAC,EAAE;MAClD,MAAM;QAAEC;MAAY,CAAC,GAAGJ,iBAAiB,CAAC5B,IAAI;MAC9C,IAAIN,CAAC,CAACuC,aAAa,CAACD,WAAW,CAAC,IAAI,CAACA,WAAW,CAACE,EAAE,EAAE;QACnD;MACF;IACF;IAEA,IAAIN,iBAAiB,CAACO,sBAAsB,CAAC,CAAC,EAAE;MAC9C;IACF;IAEA,IAAAC,qCAAsB,EACpBR,iBAGF,CAAC;EACH;EAEAS,wCAAwCA,CAAC/B,IAAc,EAAE;IACvD,OAAOA,IAAI;EAeb;EAEAgC,uCAAuCA,CAAChC,IAAc,EAAE;IACtD,OAAOA,IAAI;EAgBb;EAEAiC,MAAMA,CAAA,EAAiD;IACrD,MAAM;MAAE9B,OAAO;MAAEN,OAAO;MAAEC;IAAQ,CAAC,GAAG,IAAI;IAC1C,MAAM;MAAEG,KAAK;MAAED;IAAK,CAAC,GAAGG,OAAO;IAE/B,MAAMkB,YAAY,GAAGrB,IAAI,CAACkC,IAAI,CAC5BlC,IAAI,IACFA,IAAI,CAAC2B,aAAa,CAAC,CAAC,IACpB3B,IAAI,CAACmC,oBAAoB,CAAC,CAAC,IAC3BnC,IAAI,CAACoC,iBAAiB,CAAC,CAC3B,CAAC;IACD,IAAIf,YAAY,EAAE;MAChB,MAAMgB,UAAU,GAAGhB,YAAY,CAACJ,0BAA0B,CAAC,CAAC;MAC5D,IAAIoB,UAAU,CAACxC,OAAO,CAAC,KAAKM,OAAO,CAACC,UAAU,EAAE;QAG9C,IAAI,CAACgB,iCAAiC,CAACC,YAAY,CAAC;MACtD;IACF;IAEA,MAAMiB,eAAe,GAEhBC,SAAS,CAAC,CAAC,CAAC,IAA+BtC,KAAK,CAACuC,KAAK;IAC3D,IAAAC,0BAAY,EACVH,eAAe,EACf,IAAAI,iBAAO,EAAClD,aAAa,CAAC,EACtBS,KAAK,EACL,IAAI,EACJA,KAAK,CAACD,IAAI,EAGV;MAAE2C,YAAY,EAAE;IAAK,CACvB,CAAC;IAMM,IAAI,CAACJ,SAAS,CAAC,CAAC,CAAC,EAAE;MACxBtC,KAAK,CAAC2C,gBAAgB,CAAC/C,OAAO,CAAC;MAC/BI,KAAK,CAAC4C,QAAQ,CAAC/C,OAAO,CAAC,GAAGK,OAAO;MACjC,IAAI,CAACA,OAAO,CAACC,UAAU,CAACR,IAAI,GAAGE,OAAO;IACxC;IAEA,IAAIuB,YAAY,EAAE;MAChB,IAAI,CAACU,wCAAwC,CAAC/B,IAAI,CAAC;MACnD,IAAI,CAACgC,uCAAuC,CAAChC,IAAI,CAAC;IACpD;EACF;AACF;AAAC8C,OAAA,CAAAC,OAAA,GAAA7B,OAAA"} |