class UltraVisitor extends Visitorimport { UltraVisitor } from "https://dotland.deno.dev/x/ultra@v1.0.1/src/ast/ultra.ts"; ConstructorsnewUltraVisitor(importMapResolver: ImportMapResolver,cacheTimestamp?: number,relativePrefix?: string,sourceUrl?: URL,)MethodsprivatereplaceImportStringLiteral(node: StringLiteral)visitCallExpression(node: CallExpression)visitImportDeclaration(node: ImportDeclaration)