words package:streamly-core

Break a string up into a stream of strings, which were delimited by characters representing white space.

words = S.words A.write

>>> Stream.fold Fold.toList $ Unicode.words $ Stream.fromList "A  newline\nis considered white space?"
[fromList "A",fromList "newline",fromList "is",fromList "considered",fromList "white",fromList "space?"]

Fold each word of the stream using the supplied Fold and stream the result.

>>> Stream.fold Fold.toList $ words Fold.toList (Stream.fromList "fold these     words")
["fold","these","words"]

words = Stream.wordsBy isSpace

Pre-release

Flattens the stream of Array Char, after appending a separating space to each string. unwords is an inverse operation to words.

>>> Stream.fold Fold.toList $ Unicode.unwords $ Stream.fromList ["unwords", "this", "string"]
"unwords this string"

unwords = S.unwords A.read

Note that, in general

unwords . words /= id

Unfold the elements of a stream to character streams using the supplied Unfold and concat the results with a whitespace character infixed between the streams.

unwords = Stream.interpose ' '
unwords = Stream.intercalate Unfold.fromList " "

Pre-release