Has anyone come across a Ruby mathematical expression parser, capable
of parsing out token, replacing them with values then executing the
mathematical formula? Nothing too heavy, A * (44/12) * … etc. where
A is can be replaced with a value.
In Java there are serveral, like JEP, but I’d prefer it we could get a
Ruby one now we have moved over to Rails, otherwise we will have to
have some sort of Java calculation web service which would be quite