Method: Squib::Args::Paragraph#validate_spacing

Defined in:
lib/squib/args/paragraph.rb

#validate_spacing(arg, _i) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/squib/args/paragraph.rb', line 102

def validate_spacing(arg, _i)
  return nil if arg.nil?
  raise ArgumentError, 'spacing must be a number or nil' unless arg.respond_to? :to_f
  arg.to_f * Pango::SCALE
end