Module: DSL

Defined in:
lib/dsl.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.extended(obj) ⇒ Object 



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# File 'lib/dsl.rb', line 142

def self.extended obj
  # add stacks and a context to an extended object.
  obj.instance_variable_set(:@action_stack, [])
  obj.instance_variable_set(:@domain_stack, [])
  obj.instance_variable_set(:@context_stack, [{}])
  obj.extend Action
  obj.extend Annotation
  obj.extend ExtExpression
  obj.extend SyntaxSugar
end

.parse(file) ⇒ Object 



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# File 'lib/dsl.rb', line 178

def self.parse(file)
  obj = Object.new
  obj.extend DSL
  obj.instance_eval(open(file){|f|f.read})
  obj.action_stack
end

Instance Method Details

#action_stack ⇒ Object 



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# File 'lib/dsl.rb', line 152

def action_stack
  @action_stack
end

#domain(*path, &block) ⇒ Object 



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# File 'lib/dsl.rb', line 156

def domain(*path , &block)
  # annotations don't effect over domain
  clear_annotaion
  @domain_stack.push *path
  @context_stack.push(@context_stack.last.clone)
  block.call
  @context_stack.pop
  @domain_stack.pop path.length
  # annotations don't effect over domain
  clear_annotaion
end

#path(method, name, c = nil, &block) ⇒ Object 



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# File 'lib/dsl.rb', line 168

def path(method, name, c=nil, &block)
  meta = @context_stack.last.clone
  meta[:method] = method
  meta[:name] = name
  meta[:domain] = @domain_stack.clone
  meta[:action] = block
  clear_annotaion    # annotations effect only a path.
  @action_stack.push meta
end