singleton package:text

O(1) Convert a character into a Text. Performs replacement on invalid scalar values.

O(1). A Builder taking a single character, satisfying

• toLazyText (singleton c) = singleton
  c

O(1) Convert a character into a Stream Properties

unstream . singleton = singleton

O(n) Indicate whether a string contains exactly one element. Properties

isSingleton . stream = isSingleton