Class: Babl::Nodes::Nav

Inherits:
Object
  • Object
show all
Defined in:
lib/babl/nodes/nav.rb

Instance Method Summary collapse

Instance Method Details

#dependencies ⇒ Object 



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# File 'lib/babl/nodes/nav.rb', line 9

def dependencies
    { through => node.dependencies }
end

#optimize ⇒ Object 



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# File 'lib/babl/nodes/nav.rb', line 30

def optimize
    optimized = node.optimize
    return optimized if Constant === optimized
    return optimized.node if Parent === optimized
    Nav.new(through, optimized)
end

#pinned_dependencies ⇒ Object 



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# File 'lib/babl/nodes/nav.rb', line 17

def pinned_dependencies
    node.pinned_dependencies
end

#render(ctx) ⇒ Object 



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# File 'lib/babl/nodes/nav.rb', line 21

def render(ctx)
    value = begin
        ::Hash === ctx.object ? ctx.object.fetch(through) : ctx.object.send(through)
    rescue StandardError => e
        raise Errors::RenderingError, "#{e.message}\n" + ctx.formatted_stack(through), e.backtrace
    end
    node.render(ctx.move_forward(value, through))
end

#schema ⇒ Object 



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# File 'lib/babl/nodes/nav.rb', line 13

def schema
    node.schema
end