Class: String

Inherits:
Object
  • Object
show all
Defined in:
lib/string/pad.rb

Constant Summary collapse

ZERO_WIDTH_CHARS = 
[
  0x200b,
  0x200c,
  0x200d,
  0x200e,
  0x200f,
  0x202a,
  0x202b,
  0x202c,
  0x202d,
  0x202e,
  0x2060,
  0x2061,
  0x2062,
  0x2063,
  0x2064,
  0x2066,
  0x2067,
  0x2068,
  0x2069,
  0x206a,
  0x206b,
  0x206c,
  0x206d,
  0x206e,
  0x206f
]

Instance Method Summary collapse

Instance Method Details

#pad(size) ⇒ Object 



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# File 'lib/string/pad.rb', line 36

def pad(size)
  orig_size = split(//).size
  padding = (0...(size - orig_size)).to_a.map { ZERO_WIDTH_CHARS.sort_by { rand }.first }.pack('U*')
  padding + self
end