Class: Milkshake::Template

Inherits:
Object
  • Object
show all
Defined in:
lib/milkshake/template.rb

Defined Under Namespace

Modules: SourceFile

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(template) ⇒ Template

Returns a new instance of Template.



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# File 'lib/milkshake/template.rb', line 27

def initialize(template)
  @template = template
end

Class Attribute Details

.template_dir ⇒ Object

Returns the value of attribute template_dir.



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# File 'lib/milkshake/template.rb', line 6

def template_dir
  @template_dir
end

Class Method Details

.[](name) ⇒ Object 



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# File 'lib/milkshake/template.rb', line 8

def [](name)
  (@templates ||= {})[name] ||= load(name)
end

.evaluate(name, context = {}) ⇒ Object 



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# File 'lib/milkshake/template.rb', line 12

def evaluate(name, context={})
  self[name].evaluate(context)
end

.load(name) ⇒ Object 



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# File 'lib/milkshake/template.rb', line 18

def self.load(name)
  path = File.join(self.template_dir, name)
  if File.exist?(path)
    new IO.read(path)
  else
    raise "Missing template #{name}"
  end
end

Instance Method Details

#evaluate(context = {}) ⇒ Object 



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# File 'lib/milkshake/template.rb', line 31

def evaluate(context={})
  result = @template.dup
  result.gsub!(/\{\{([a-zA-Z0-9_.-]+)\}\}/) do |match|
    (context[$1] || context[$1.to_sym]).to_s
  end
  result.extend SourceFile
  result
end