Class: BuilderBuilder

Inherits:
Object show all
Defined in:
lib/Builder/builder_builder.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(target_class, rules = []) ⇒ BuilderBuilder

Returns a new instance of BuilderBuilder.



7
8
9
10
11
 
# File 'lib/Builder/builder_builder.rb', line 7

def initialize(target_class, rules = [])
  @target_class = target_class
  @rules = rules
  @map = RuleMap.new
end

Instance Attribute Details

#map ⇒ Object

Returns the value of attribute map.



5
6
7
 
# File 'lib/Builder/builder_builder.rb', line 5

def map
  @map
end

#rules ⇒ Object

Returns the value of attribute rules.



5
6
7
 
# File 'lib/Builder/builder_builder.rb', line 5

def rules
  @rules
end

#target_class ⇒ Object

Returns the value of attribute target_class.



5
6
7
 
# File 'lib/Builder/builder_builder.rb', line 5

def target_class
  @target_class
end

Instance Method Details

#add_rule(&block) ⇒ Object 



42
43
44
 
# File 'lib/Builder/builder_builder.rb', line 42

def add_rule(&block)
  rules.append(Rule.new(map, &block))
end

#build(validate = true, skip_contingency = false) ⇒ Object 



13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
# File 'lib/Builder/builder_builder.rb', line 13

def build(validate = true, skip_contingency = false)
  builder = Builder.new(target_class, rules)
  target_class.attributes.each do |attribute|
    builder.class.attr_accessor attribute
  end

  begin
    validate_contradictions if validate
  rescue Contingency => c
    raise c unless skip_contingency
  end

  builder
end

#validate_contradictions ⇒ Object 



28
29
30
31
32
33
34
35
36
37
38
39
40
 
# File 'lib/Builder/builder_builder.rb', line 28

def validate_contradictions
  rules.each do |rule|
    other_rules = rules.reject do |other_rule|
      other_rule.equal?(rule)
    end

    next unless other_rules.any? do |other_rule|
      rule.contradictory?(other_rule)
    end

    raise ContradictionError
  end
end