end
end
-redef class String
+redef class Text
# Performs a Rotation of `x` on each letter of self
#
# Works by replacing every character in `self` by its
#
# NOTE : Works on letters only
# NOTE : This cipher is symmetrically decrypted with an `x` of 26-`x`
- fun rot(x: Int): String do
+ fun rot(x: Int): Text do
var rot = x % 26
if rot < 0 then rot += 26
var d = new FlatBuffer.with_capacity(length)
# Therefore, yielding the ciphertext : "fgounbmtcieehkh"
#
# assert "fuckingbehemoth".railfence(4) == "fgounbmtcieehkh"
- fun railfence(depth: Int): String do
+ fun railfence(depth: Int): Text do
var lines = new Array[FlatBuffer].with_capacity(depth)
var up = false
for i in [0..depth[ do
return r.to_s
end
- # Transforms a rail-fence-encrypted String to its original
+ # Transforms a rail-fence-encrypted Text to its original
#
# assert "fgounbmtcieehkh".unrail(4) == "fuckingbehemoth"
- fun unrail(depth: Int): String do
+ fun unrail(depth: Int): Text do
var dots = "." * length
var arr = new FlatBuffer.from(dots)
var start = 0
# completely xored.
#
# assert "goodmorning".xor(" ".to_bytes) == "GOODMORNING"
- fun xor(key: SequenceRead[Byte]): String do
+ fun xor(key: SequenceRead[Byte]): Text do
var xored = new Bytes.empty
var shortest: SequenceRead[Byte]
var longest: SequenceRead[Byte]
#
# In the end, our string is read using the generated array
#
- # SEE: `String::unrail` for how the array is used
+ # SEE: `Text::unrail` for how the array is used
private fun unrail_paces: Array[Couple[Int, Int]] do
var ret = new Array[Couple[Int,Int]].with_capacity(self)
var extremes = new Couple[Int, Int]((self - 1) * 2, (self - 1) * 2)