Module: MultidimensionalTable
- Included in:
- TestClass
- Defined in:
- lib/multidimensional_table/version.rb,
lib/multidimensional_table/multidimensional_table.rb,
lib/multidimensional_table/non_existant_dimension_attribute.rb
Defined Under Namespace
Classes: NonExistantDimensionAttribute
Constant Summary
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- VERSION =
"1.1.1"
Instance Method Summary
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Instance Method Details
#dimensions ⇒ Object
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# File 'lib/multidimensional_table/multidimensional_table.rb', line 56
def dimensions
@dimensions ||= {}
end
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#initialize ⇒ Object
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# File 'lib/multidimensional_table/multidimensional_table.rb', line 6
def initialize
set_dimensions(dimensions)
data
end
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#set_dimensions(map) ⇒ Object
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# File 'lib/multidimensional_table/multidimensional_table.rb', line 11
def set_dimensions(map)
@dimensions = map
@dimensions.each do |key, value|
value.each do |possible_value|
Kernel.class_eval do
define_method possible_value do |value = nil, &block|
if value.nil? && !block.nil?
@index_level += 1
@context[@index_level] = "@attributes[:#{key}] == :#{possible_value}"
begin
block.call
rescue NoMethodError => e
raise NonExistantDimensionAttribute.new(e.name)
end
@index_level -= 1
elsif !value.nil?
context = (1..@index_level).reduce([]) { |context, level| context << @context[level] }
@table_rules[value] = context << ["@attributes[:#{key}] == :#{possible_value}"]
end
end
end
end
end
end
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#table_data ⇒ Object
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# File 'lib/multidimensional_table/multidimensional_table.rb', line 48
def table_data
@context = []
@table_rules = {}
@attributes ||= {}
@index_level = 0
yield
end
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#table_result ⇒ Object
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# File 'lib/multidimensional_table/multidimensional_table.rb', line 40
def table_result
result = @table_rules.each { |key, condition| return key if eval(condition.join(' && ')) == true }
if result.size > 1
raise MoreThanOneResult, result
end
result
end
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#update_attributes(attrs) ⇒ Object
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# File 'lib/multidimensional_table/multidimensional_table.rb', line 36
def update_attributes(attrs)
attrs.each do |key, value| @attributes[key] = value end
end
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