node-esquery 1.0.1-1 (amd64 binary) in ubuntu focal

 ESQuery is a library for querying the AST output by Esprima
 for patterns of syntax using a CSS style selector system.
 .
 Esprima is a high performance, standard-compliant ECMAScript parser
 written in ECMAScript (also popularly known as JavaScript).
 .
 An abstract syntax tree (AST) is a tree representation
 of the abstract syntactic structure of source code
 written in a programming language.
 Each node of the tree denotes a construct
 occurring in the source code.
 .
 Cascading Style Sheets (CSS) is a style sheet language
 used for describing the presentation of a document
 written in a markup language like HTML.