lib/markdown/ul.rb
# encoding: utf-8
class MarkdownString
# Return markdown ul from text
#
# === Example
#
# case list
#
# MarkdownString.ul(%w{a b c})
#
# result
#
# * a
# * b
# * c
#
# case not list
#
# MarkdownString.ul("test") # => "test"
#
# case nil list
#
# MarkdownString.ul([nil, nil])
#
# result
#
# *
# *
#
# case empty list
#
# MarkdownString.ul([]) # => ""
#
def self.ul(list)
return list unless list.is_a?(Array)
return '' if list.empty?
list.reduce([]) do |ret, elm|
elm = '' if elm.nil?
ret << "* #{elm}"
ret
end.join("\n") + "\n"
end
end