method Visitor.prototype.visitTsNamespaceDeclarationimport { Visitor } from "https://deno.land/x/lean@0.0.6/lib/deps.ts"; visitTsNamespaceDeclaration(n: TsNamespaceDeclaration): TsModuleBlock | TsNamespaceDeclarationParametersn: TsNamespaceDeclarationReturnsTsModuleBlock | TsNamespaceDeclaration