Class: Rezept::DSLContext

Inherits:
Object
  • Object
show all
Defined in:
lib/rezept/dsl_context.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ DSLContext

Returns a new instance of DSLContext.



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# File 'lib/rezept/dsl_context.rb', line 5

def initialize
  @docs = []
  @templates = {}
  @context = Hashie::Mash.new()
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_name, *args, &block) ⇒ Object 



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# File 'lib/rezept/dsl_context.rb', line 17

def method_missing(method_name, *args, &block)
  if [:Automation, :Command, :Policy].include?(method_name)
    hash = dslh_eval(block)
    hash['name'] = args[0]
    hash['document_type'] = method_name.to_s
    @docs << hash
  else
    super
  end
end

Instance Method Details

#context ⇒ Object 



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# File 'lib/rezept/dsl_context.rb', line 32

def context
  @context
end

#dslh_eval(block) ⇒ Object 



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# File 'lib/rezept/dsl_context.rb', line 48

def dslh_eval(block)
  scope_hook = proc do |scope|
    scope.instance_eval("      def include_template(template_name, context = {})\n        tmplt = @templates[template_name.to_s]\n\n        unless tmplt\n          raise \"Template '\#{template_name}' is not defined\"\n        end\n\n        context_orig = @context\n        @context = @context.merge(context)\n        instance_eval(&tmplt)\n        @context = context_orig\n      end\n\n      def context\n        @context\n      end\n\n      def __dsl(&block)\n        @__hash__ = JSON.generate(Dslh::ScopeBlock.nest(binding, 'block'))\n      end\n\n      def __script(str)\n        str.split(/\\R/)\n      end\n\n      def __script_file(file)\n        File.read(file).split(/\\R/)\n      end\n    EOS\n  end\n\n  scope_vars = {templates: @templates, context: @context}\n\n  Dslh.eval(allow_empty_args: true, scope_hook: scope_hook, scope_vars: scope_vars, &block)\nend\n")

#eval_dsl(dsl_file) ⇒ Object 



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# File 'lib/rezept/dsl_context.rb', line 11

def eval_dsl(dsl_file)
  @_dsl_file = dsl_file
  instance_eval(File.read(dsl_file), dsl_file)
  @docs
end

#require(file) ⇒ Object 



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# File 'lib/rezept/dsl_context.rb', line 36

def require(file)
  docfile = (file =~ %r|\A/|) ? file : File.expand_path(File.join(File.dirname(@_dsl_file), file))

  if File.exist?(docfile)
    instance_eval(File.read(docfile), docfile)
  elsif File.exist?(docfile + '.rb')
    instance_eval(File.read(docfile + '.rb'), docfile + '.rb')
  else
    Kernel.require(file)
  end
end

#template(name, &block) ⇒ Object 



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# File 'lib/rezept/dsl_context.rb', line 28

def template(name, &block)
  @templates[name.to_s] = block
end