Class: JSONP3::Path::RelativeQueryExpression

Inherits:
QueryExpression show all
Defined in:
lib/json_p3/path/filter.rb

Overview

An embedded query starting at the current node.

Instance Attribute Summary

Attributes inherited from QueryExpression

#query

Attributes inherited from Expression

#token

Instance Method Summary collapse

Methods inherited from QueryExpression

#==, #hash, #initialize

Methods inherited from Expression

#initialize

Constructor Details

This class inherits a constructor from JSONP3::Path::QueryExpression

Instance Method Details

#evaluate(context) ⇒ Object 



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# File 'lib/json_p3/path/filter.rb', line 326

def evaluate(context)
  unless context.current.is_a?(Array) || context.current.is_a?(Hash)
    return @query.empty? ? context.current : NodeList.new
  end

  @query.find(context.current)
end

#to_s ⇒ Object 



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# File 'lib/json_p3/path/filter.rb', line 334

def to_s
  "@#{@query.to_s[1..]}"
end