Sha256: 17f53a229a898360e7b25b1454c69fd58b35c31e8783a54a0378be24aab1ac82
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Size: 739 Bytes
Versions: 56
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Stored size: 739 Bytes
Contents
module GLI
module Commands
module HelpModules
# Given a list of two-element lists, formats on the terminal
class ListFormatter
def initialize(list,wrapper_class=TextWrapper)
@list = list
@wrapper_class = wrapper_class
end
# Output the list to the output_device
def output(output_device)
return if @list.empty?
max_width = @list.map { |_| _[0].length }.max
wrapper = @wrapper_class.new(Terminal.instance.size[0],4 + max_width + 3)
@list.each do |(name,description)|
output_device.printf(" %-#{max_width}s - %s\n",name,wrapper.wrap(String(description).strip))
end
end
end
end
end
end
Version data entries
56 entries across 56 versions & 2 rubygems