Class: Philiprehberger::Template::Context

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

Instance Method Summary collapse

Constructor Details

#initialize(variables = {}) ⇒ Context

Returns a new instance of Context.



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# File 'lib/philiprehberger/template/context.rb', line 6

def initialize(variables = {})
  @stack = [normalize(variables)]
end

Instance Method Details

#defined?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/philiprehberger/template/context.rb', line 18

def defined?(name)
  key = name.to_sym
  @stack.reverse_each do |scope|
    return true if scope.key?(key)
  end
  false
end

#lookup(name) ⇒ Object 



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# File 'lib/philiprehberger/template/context.rb', line 10

def lookup(name)
  key = name.to_sym
  @stack.reverse_each do |scope|
    return scope[key] if scope.key?(key)
  end
  nil
end

#pop ⇒ Object 



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# File 'lib/philiprehberger/template/context.rb', line 30

def pop
  @stack.pop if @stack.size > 1
end

#push(scope) ⇒ Object 



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# File 'lib/philiprehberger/template/context.rb', line 26

def push(scope)
  @stack.push(normalize(scope))
end