Class: DohDb::AbstractRow

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

Direct Known Subclasses

AbstractSmartRow, ReadOnlyRow, WritableRow

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#keys ⇒ Object (readonly)

Returns the value of attribute keys.



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# File 'lib/dohmysql/abstract_row.rb', line 6

def keys
  @keys
end

#values ⇒ Object (readonly)

Returns the value of attribute values.



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# File 'lib/dohmysql/abstract_row.rb', line 6

def values
  @values
end

Instance Method Details

#at(index) ⇒ Object 



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# File 'lib/dohmysql/abstract_row.rb', line 9

def at(index)
  @values.at(index)
end

#each_pair ⇒ Object 



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# File 'lib/dohmysql/abstract_row.rb', line 46

def each_pair
  @keys.size.times do |index|
    yield(@keys.at(index), @values.at(index))
  end
end

#empty_field?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dohmysql/abstract_row.rb', line 56

def empty_field?(key)
  return true if !key?(key)
  val = get(key)
  return val.nil? || (val.respond_to?(:empty?) && val.empty?)
end

#get(key) ⇒ Object Also known as: [] 



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# File 'lib/dohmysql/abstract_row.rb', line 13

def get(key)
  index = @keys.index(key)
  if index
    @values.at(index)
  else
    nil
  end
end

#inspect ⇒ Object 



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# File 'lib/dohmysql/abstract_row.rb', line 40

def inspect
  ary = []
  @keys.size.times {|index| ary.push([@keys[index], @values[index]])}
  ary.inspect
end

#key?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dohmysql/abstract_row.rb', line 23

def key?(key)
  !@keys.index(key).nil?
end

#size ⇒ Object 



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# File 'lib/dohmysql/abstract_row.rb', line 52

def size
  @keys.size
end

#to_a ⇒ Object Also known as: to_ary 



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# File 'lib/dohmysql/abstract_row.rb', line 27

def to_a
  retval = []
  @keys.size.times {|index| retval.push([@keys[index], @values[index]])}
  retval
end

#to_h ⇒ Object 



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# File 'lib/dohmysql/abstract_row.rb', line 34

def to_h
  retval = {}
  @keys.each_with_index {|key, index| retval[key] = @values.at(index)}
  retval
end