Module: Handlebar::Support

Extended by:
Support
Included in:
Support
Defined in:
lib/handlebar/support.rb

Instance Method Summary collapse

Instance Method Details

#cast_as_vars(object, stack) ⇒ Object 



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# File 'lib/handlebar/support.rb', line 31

def cast_as_vars(object, stack)
  if (object.is_a?(Hash))
    stack.each do |parent|
      if (parent.is_a?(Hash))
        object = parent.merge(object)
      end
    end
  
    object
  else
    object.respond_to?(:each) ? object : [ object ]
  end
end

#css_escape(object) ⇒ Object 



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# File 'lib/handlebar/support.rb', line 17

def css_escape(object)
  [ object ].flatten.join(' ')
end

#html_escape(object) ⇒ Object 



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# File 'lib/handlebar/support.rb', line 9

def html_escape(object)
  CGI.escapeHTML(object.to_s)
end

#iterate(object) ⇒ Object 



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# File 'lib/handlebar/support.rb', line 21

def iterate(object)
  if (object.respond_to?(:each))
    object.each do |i|
      yield(i)
    end
  elsif (object)
    yield(object)
  end
end

#js_escape(object) ⇒ Object 



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# File 'lib/handlebar/support.rb', line 13

def js_escape(object)
  object.inspect
end

#uri_escape(object) ⇒ Object 



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# File 'lib/handlebar/support.rb', line 5

def uri_escape(object)
  URI.escape(object.to_s, /[^a-z0-9\-\.]/i)
end

#variable_stack(variables, force_as_array = true) ⇒ Object 



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# File 'lib/handlebar/support.rb', line 45

def variable_stack(variables, force_as_array = true)
  case (variables)
  when Hash
    remapped = Hash[
      variables.collect do |k, v|
        [ k ? k.to_sym : k, variable_stack(v, false) ]
      end
    ]
    
    if (default = variables.default)
      remapped.default = default
    end

    if (default_proc = variables.default_proc)
      remapped.default_proc = default_proc
    end
    
    remapped
  when Array
    variables.collect do |v|
      variable_stack(v, false)
    end
  else
    force_as_array ? [ variables ] : variables
  end
end