Method: BBLib.chars_up_to

Defined in:
lib/bblib/core/util/string.rb

.chars_up_to(str, cap, too_long = '...', style: :front) ⇒ Object

Displays a portion of an object (as a string) with an ellipse displayed if the string is over a certain size. Supported styles:

> front - “for exam…”

> back - “… example”

> middle - “… exam…”

> outter - “for e…ple”

The length of the too_long string is NOT factored into the cap



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# File 'lib/bblib/core/util/string.rb', line 66

def self.chars_up_to(str, cap, too_long = '...', style: :front)
  return str if str.to_s.size <= cap
  str = str.to_s
  case style
  when :back
    "#{too_long}#{str[(str.size - cap)..-1]}"
  when :outter
    "#{str[0...(cap / 2).to_i + (cap.odd? ? 1 : 0)]}#{too_long}#{str[-(cap / 2).to_i..-1]}"
  when :middle
    "#{too_long}#{str[(str.size / 2 - cap / 2 - (cap.odd? ? 1 : 0)).to_i...(str.size / 2 + cap / 2).to_i]}#{too_long}"
  else
    "#{str[0...cap]}#{too_long}"
  end
end