spintax

Spintax is a text generation library on go. And also command line tool is included.

Spintax is an template with alternative parts that can be evaluated into one of many texts. Depth is not limited

Command

There is ready to use command line tool that can generate text from spintax template. Usage:

$ spintax -h
usage: spintax [-c] [-f] [-a] <spintax> // generates one random text out of given spintax template
  -a	print all the possible texts instead of one random
  -c	print count of distinct possible texts instead of generating one
  -f	interpret argument as a file name with spintax not as spintax itself
  -h	print help and exit

Install

You need to have go installed, or install it now.

go get -u github.com/nikandfor/spintax/...

Example

Spintax                 -> results
"string"                -> "string"
"{opt_a|opt_b}"         -> "opt_a" or "opt_b"
"this is {|so} awesome" -> "this is so awesome" or
                           "this is  awesome" (two spaces here)
"this is{| so} awesome" -> "this is so awesome" or
                           "this is awesome" (one space here)
"{{a|b}|{c|d}}"
the same as "{a|b|c|d}" -> "a" or "b" or "c" or "d"
"a{b{c|d}e|f{g|h}i}j"   -> "abcej" or "abdej" or "afgij" or "afhij"

command line tool usage examples

$ spintax "a{b{c|d}e|f{g|h}i}j"
abdej
$ spintax "a{b{c|d}e|f{g|h}i}j"
afhij
$ echo "a{b{c|d}e|f{g|h}i}j" >spintax.txt
$ spintax -a -f spintax.txt
abcej
abdej
afgij
afhij

Specification

Using Extended Backus-Naur Form Spintax is an Expression where

Expression  ::= { String | Alternative }
Alternative ::= "{" [ AltList ] "}"
AltList     ::= Expression { "|" Expression }
String is an empty or non-empty string