# File lib/column.rb, line 21
21:   def initialize(*options)
22:     if options
23:       options.flatten! 
24:       options = options.first
25:     end
26:     options = {} if options.nil?
27:     
28:     options.keys.each do |option|
29:       raise ArgumentError.new("#{option} is not a valid option") unless VALID_OPTIONS.include?(option)
30:     end
31:     
32:     @name          = options[:name] || ''
33:     @description   = options[:description] || @name
34:     @size          = options[:size] || 0
35:     @fixed_size    = options[:fixed_size] || false
36:     @justification = options[:justification] || LEFT
37: 
38:     set_field_from_name
39:     raise ArgumentError.new("size must be a number, but was '#{@size}'") unless @size.is_a?(Fixnum)
40:     raise ArgumentError.new("fixed_size must be a boolean, but was '#{@fixed_size}'") unless @fixed_size.is_a?(FalseClass) or @fixed_size.is_a?(TrueClass)
41:     raise ArgumentError.new("justification must LEFT or RIGHT, but was '#{@justification}") unless @justification == LEFT or @justification == RIGHT
42:   end

    # File lib/column.rb, line 54
54:   def field=(value)
55:     case value
56:     when Symbol
57:       @field = value
58:     when NilClass
59:       @field = nil
60:     else
61:       begin
62:         @field = value.to_sym
63:       rescue ArgumentError => error
64:         raise ArgumentError.new("#{error}: Can't create column with name '#{value}'")
65:       end
66:     end
67:   end

    # File lib/column.rb, line 75
75:   def fixed_size?
76:     fixed_size
77:   end

    # File lib/column.rb, line 83
83:   def present?
84:     name.present?
85:   end

    # File lib/column.rb, line 44
44:   def set_field_from_name
45:     unless self.name.blank?
46:       begin
47:         self.field = self.name.strip.to_sym
48:       rescue ArgumentError => error
49:         raise ArgumentError.new("#{error}: Can't create column with name '#{self.name}'")
50:       end
51:     end
52:   end

    # File lib/column.rb, line 69
69:   def size=(value)
70:     unless fixed_size?
71:       @size = value
72:     end
73:   end

    # File lib/column.rb, line 87
87:   def to_s
88:     name
89:   end

    # File lib/column.rb, line 79
79:   def valid?
80:     !@field.nil?
81:   end