Module: Decanter::Parser::Core::ClassMethods

Defined in:
lib/decanter/parser/core.rb

Instance Method Summary collapse

Instance Method Details

#allow(*args) ⇒ Object

Set allowed classes



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# File 'lib/decanter/parser/core.rb', line 29

def allow(*args)
  @allowed = args
end

#allowed?(values) ⇒ Boolean

Check for allowed classes

Returns:

  • (Boolean) 


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# File 'lib/decanter/parser/core.rb', line 44

def allowed?(values)
  @allowed && Array.wrap(values).all? do |value|
    @allowed.any? { |allowed| value.is_a? allowed }
  end
end

#empty_values?(values) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/decanter/parser/core.rb', line 50

def empty_values?(values)
  return true if Array.wrap(values).all? { |value| value.nil? || value == "" }
end

#parse(name, values, options = {}) ⇒ Object

Check if allowed, parse if not



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# File 'lib/decanter/parser/core.rb', line 12

def parse(name, values, options={})
  case
  when empty_values?(values)
    { name => nil }
  when allowed?(values)
    { name => values }
  else
    _parse(name, values, options)
  end
end

#parser(&block) ⇒ Object

Define parser



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# File 'lib/decanter/parser/core.rb', line 24

def parser(&block)
  @parser = block
end

#pre(*parsers) ⇒ Object

Set preparsers



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# File 'lib/decanter/parser/core.rb', line 34

def pre(*parsers)
  @pre = parsers
end

#preparsers ⇒ Object

Get prepareer



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# File 'lib/decanter/parser/core.rb', line 39

def preparsers
  @pre || []
end