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Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 45 |
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@@ -87,34 +87,6 @@ example apears at the end of the document, following the tutorial. ``` -### A Silly Scrambler - -``` lisp - -;; see examples.lisp for defuns of PAD and CHUNK - -> (defun scramble (n str) - (assert (< n (length str))) - (let ((str (pad str (* n (ceiling (/ (length str) n)))))) - (apply #'concatenate 'string - (mapcar #'collect (disperse! n (seq str)))))) - -> (defun descramble (n str) - (concatenate 'string - (collect - (apply #'intersperse! - (mapcar #'seq (chunk n str)))))) - - -> (scramble 3 "this will be scrambled, ya dig?") - -"tsi rbdyd?h lbsal,ai iwlecme g " - -> (descramble 3 *) -"this will be scrambled, ya dig? " - -``` - ## Tutorial GTWIWTG is a tiny library for creating and using generators. @@ -289,23 +261,6 @@ Here are some simple examples of their use: intermingles the values of its argument generators, in the order they appear in the argument list. -And some experimental tools: - -- `(nfurcate! n gen)` returns a list of `n` new generators, each - producing the same elements as of `gen`. -- `(partition! pred gen)` returns a list of two new generators, the - first generating the memebers of `gen` that pass the predicate - `pred`, and the second generating those that don't. -- `(disperse! n gen)` is sort of the opposite of - `intersperse!`. Returns a list of `n` generators, the first produces - every nth value from `gen`, the second produces every nth+1 values - from `gen`, and so on. - -The above are marked as EXPERIMENTAL because they may not be -in line with the the spirit of this library. I wanted the library to -produce constant-memory operations. However, when you consume the -generators that the above forms produce, then new memory will be -consed during consumption. See the docstrings for both forms for more details. ### A Word Of Warning! |