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Versions: 31
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Contents
module HammerCLI
module Help
class List < AbstractItem
LIST_INDENT = 20
def initialize(items, options = {})
super(options)
@indent_size = options[:indent_size] || indent_size(items)
build_definition(items || [])
end
def build_string
out = StringIO.new
@definition.each do |item|
out.puts item.build_string
end
out.string
end
protected
def build_definition(items)
@definition = Definition.new
items.each do |item|
@definition << Text.new(format_item(item))
end
@definition
end
private
def indent_size(items)
items = normalize(items)
max_len = items.map { |i| i[0].to_s.length }.max
(max_len + INDENT_STEP > LIST_INDENT) ? (max_len + INDENT_STEP) : LIST_INDENT
end
def format_item(item)
col1, col2, options = item
options ||= {}
col1 = HighLine.color(col1.to_s, :bold) if options[:bold]
col2 = indent(col2.to_s, ' ' * @indent_size).lstrip
padding = col1.length - HammerCLI::Output::Utils.real_length(col1)
line = "%-#{@indent_size + padding}s%s" % [col1, col2]
line.strip!
line
end
def normalize(items)
items.map do |i|
i.is_a?(Array) ? i : [i]
end
end
end
end
end
Version data entries
31 entries across 31 versions & 1 rubygems