Class: HashQuery::Selector

Inherits:
Object
  • Object
show all
Defined in:
lib/hash_query.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(matcher) ⇒ Selector

Returns a new instance of Selector.



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# File 'lib/hash_query.rb', line 116

def initialize(matcher)
  @key, @type = matcher.split(':')
  @type = Object.module_eval("::#{@type.capitalize}", __FILE__, __LINE__) if @type
end

Class Method Details

.parse(selectors) ⇒ Object 



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# File 'lib/hash_query.rb', line 112

def self.parse(selectors)
  selectors.split(/ /).map { |matcher| new(matcher) }
end

Instance Method Details

#match!(node) ⇒ Object 



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# File 'lib/hash_query.rb', line 125

def match!(node)
  node[@key]
end

#match?(node) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/hash_query.rb', line 121

def match?(node)
  node.has_key?(@key) && (!@type || node[@key].is_a?(@type))
end