Class: Command::Results::StrategyFormatter

Inherits:
Formatter
  • Object
show all
Defined in:
lib/command-set/results.rb

Defined Under Namespace

Classes: FormatStrategy

Instance Attribute Summary

Attributes inherited from Formatter

#advice

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Formatter

#apply_advice, #closed_begin_list, #closed_end_list, #closed_item, #default_advice, #finish, #notify, #receive_advice, #saw_begin_list, #saw_end_list, #saw_item, #start

Constructor Details

#initialize(io) ⇒ StrategyFormatter

Returns a new instance of StrategyFormatter.



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# File 'lib/command-set/results.rb', line 614

def initialize(io)
  super(io)
  @strategies = self.class.strategy_set(self)
  @strategy_stack = [@strategies[:default]]
end

Class Method Details

.inherited(sub) ⇒ Object 



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# File 'lib/command-set/results.rb', line 594

def inherited(sub)
  self.instance_variables.each do |var|
    value = self.instance_variable_get(var)
    if value.nil?
      sub.instance_variable_set(var, nil)
    else
      sub.instance_variable_set(var, value.dup)
    end
  end
end

.strategy(name, base_klass = FormatStrategy, &def_block) ⇒ Object 



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# File 'lib/command-set/results.rb', line 590

def strategy(name, base_klass = FormatStrategy, &def_block)
  @strategies[name.to_sym] = Class.new(base_klass, &def_block)
end

.strategy_set(formatter) ⇒ Object 



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# File 'lib/command-set/results.rb', line 605

def strategy_set(formatter)
  set = {}
  @strategies.each_pair do |name, klass|
    set[name] = klass.new(name, formatter)
  end
  return set
end

Instance Method Details

#current_strategy ⇒ Object 



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# File 'lib/command-set/results.rb', line 623

def current_strategy
  @strategy_stack.last
end

#pop_strategy(name) ⇒ Object 



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# File 'lib/command-set/results.rb', line 633

def pop_strategy(name)
  if current_strategy.name == name
    @strategy_stack.pop
  end
end

#push_strategy(name) ⇒ Object 



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# File 'lib/command-set/results.rb', line 627

def push_strategy(name)
  if @strategies.has_key?(name)
    @strategy_stack.push(@strategies[name])
  end
end