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{ template, traverse, types as t } from \"@babel/core\";\nimport type { File } from \"@babel/core\";\nimport type { NodePath, Scope, Visitor, Binding } from \"@babel/traverse\";\nimport environmentVisitor from \"@babel/helper-environment-visitor\";\n\nconst findBareSupers = traverse.visitors.merge[]>([\n {\n Super(path) {\n const { node, parentPath } = path;\n if (parentPath.isCallExpression({ callee: node })) {\n this.push(parentPath);\n }\n },\n },\n environmentVisitor,\n]);\n\nconst referenceVisitor: Visitor<{ scope: Scope }> = {\n \"TSTypeAnnotation|TypeAnnotation\"(\n path: NodePath,\n ) {\n path.skip();\n },\n\n ReferencedIdentifier(path: NodePath, { scope }) {\n if (scope.hasOwnBinding(path.node.name)) {\n scope.rename(path.node.name);\n path.skip();\n }\n },\n};\n\ntype HandleClassTDZState = {\n classBinding: Binding;\n file: File;\n};\n\nfunction handleClassTDZ(\n path: NodePath,\n state: HandleClassTDZState,\n) {\n if (\n state.classBinding &&\n state.classBinding === path.scope.getBinding(path.node.name)\n ) {\n const classNameTDZError = state.file.addHelper(\"classNameTDZError\");\n const throwNode = t.callExpression(classNameTDZError, [\n t.stringLiteral(path.node.name),\n ]);\n\n path.replaceWith(t.sequenceExpression([throwNode, path.node]));\n path.skip();\n }\n}\n\nconst classFieldDefinitionEvaluationTDZVisitor: Visitor = {\n ReferencedIdentifier: handleClassTDZ,\n};\n\ninterface RenamerState {\n scope: Scope;\n}\n\nexport function injectInitialization(\n path: NodePath,\n constructor: NodePath | undefined,\n nodes: t.Statement[],\n renamer?: (visitor: Visitor, state: RenamerState) => void,\n) {\n if (!nodes.length) return;\n\n const isDerived = !!path.node.superClass;\n\n if (!constructor) {\n const newConstructor = t.classMethod(\n \"constructor\",\n t.identifier(\"constructor\"),\n [],\n t.blockStatement([]),\n );\n\n if (isDerived) {\n newConstructor.params = [t.restElement(t.identifier(\"args\"))];\n newConstructor.body.body.push(template.statement.ast`super(...args)`);\n }\n\n [constructor] = path\n .get(\"body\")\n .unshiftContainer(\"body\", newConstructor) as NodePath[];\n }\n\n if (renamer) {\n renamer(referenceVisitor, { scope: constructor.scope });\n }\n\n if (isDerived) {\n const bareSupers: NodePath[] = [];\n constructor.traverse(findBareSupers, bareSupers);\n let isFirst = true;\n for (const bareSuper of bareSupers) {\n if (isFirst) {\n bareSuper.insertAfter(nodes);\n isFirst = false;\n } else {\n bareSuper.insertAfter(nodes.map(n => t.cloneNode(n)));\n }\n }\n } else {\n constructor.get(\"body\").unshiftContainer(\"body\", nodes);\n }\n}\n\nexport function extractComputedKeys(\n path: NodePath,\n computedPaths: NodePath[],\n file: File,\n) {\n const declarations: t.ExpressionStatement[] = [];\n const state = {\n classBinding: path.node.id && path.scope.getBinding(path.node.id.name),\n file,\n };\n for (const computedPath of computedPaths) {\n const computedKey = 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