golang-github-blevesearch-bleve-dev 0.5.0+git20170912.278.6eea5b78-3 (amd64 binary) in ubuntu bionic

 Blevesearch is a library that provides full-text search and indexing
 for Go. It is designed to be fast, flexible, and easy to use.
 .
 Features:
   * Index any go data structure (including JSON)
   * Intelligent defaults backed up by powerful configuration
   * Supported field types:
     - Text
     - Numeric
     - Date
   * Supported query types:
     - Term, Phrase, Match, Match Phrase, Prefix
     - Conjunction, Disjunction, Boolean
     - Numeric Range, Date Range
     - Simple query syntax for human entry
   * tf-idf Scoring
   * Search result match highlighting
   * Supports Aggregating Facets:
     - Terms Facet
     - Numeric Range Facet
     - Date Range Facet