Class: Babl::Nodes::Switch

Inherits:

Object

• Object
• Babl::Nodes::Switch

Defined in:

lib/babl/nodes/switch.rb

Instance Method Summary

• #initialize(nodes) ⇒ Switch constructor

  A new instance of Switch.

• #render(frame) ⇒ Object

Constructor Details

#initialize(nodes) ⇒ Switch

Returns a new instance of Switch.

Raises:

• (Errors::InvalidTemplate)

# File 'lib/babl/nodes/switch.rb', line 11

def initialize(nodes)
    raise Errors::InvalidTemplate, 'A least one switch() condition must be taken' if nodes.empty?
    super
end

Instance Method Details

#render(frame) ⇒ Object

Raises:

• (Errors::RenderingError)

# File 'lib/babl/nodes/switch.rb', line 38

def render(frame)
    nodes.each { |cond, value| return value.render(frame) if cond.render(frame) }
    raise Errors::RenderingError, 'A least one switch() condition must be taken'
end