Class: Query

Inherits:
Object
  • Object
show all
Defined in:
lib/knife-solo/resources/patch_cookbooks/chef-solo-search/libraries/search/parser.rb

Constant Summary collapse

@@grammar =

initialize the parser by using the grammar shipped with chef

File.join(Chef::SolrQuery::QueryTransform.base_path, "lucene.treetop")
@@parser = 
LuceneParser.new

Class Method Summary collapse

Class Method Details

.parse(data) ⇒ Object 



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# File 'lib/knife-solo/resources/patch_cookbooks/chef-solo-search/libraries/search/parser.rb', line 195

def self.parse(data)
  # parse the query into a query tree
  if data.nil?
    data = "*:*"
  end
  tree = @@parser.parse(data)
  if tree.nil?
    msg = "Parse error at offset: #{@@parser.index}\n"
    msg += "Reason: #{@@parser.failure_reason}"
    raise "Query #{data} is not supported: #{msg}"
  end
  self.clean_tree(tree)
  tree
end