class TerserPlugin extends TextFilePluginimport { TerserPlugin } from "https://deno.land/x/fed_dev@0.9.0/plugins/typescript/terser_plugin.ts"; ConstructorsnewTerserPlugin(unnamed 0?: { options?: terser.MinifyOptions; })Propertiesoptions: terser.MinifyOptionsMethodsoptimizeSource(source: string)test(input: string,_type: DependencyType,format: DependencyFormat,)