github.com/sharplispers/parse-number

Matthew Danish <mrd@debian.org>, Stelian Ionescu <sionescu@cddr.org>

Sharp Lispers <sharplispers@googlegroups.com>

BSD 3-Clause

-*- Outline -*- PARSE-NUMBER is a library of functions which accept an arbitrary string and attempt to parse it, if possible into one of the standard Common Lisp number types without using the reader, or else signal an error of type INVALID-NUMBER * Functions PARSE-NUMBER (string &key start end radix) PARSE-REAL-NUMBER (string &key start end radix) PARSE-POSITIVE-REAL-NUMBER (string &key start end radix) * Error conditions INVALID-NUMBER (inherits PARSE-ERROR) ** Accessors INVALID-NUMBER-VALUE INVALID-NUMBER-REASON