Will take in a string a string and return the length of said string. This function only accepts one
argument. This function only accepts strings. Any other type will result in an error.
git-svn-id: https://svn.tlawal.org/svn/monkey@65 f6afcba9-9ef1-4bdd-9b72-7484f5705bac
- Added test to ensure only '+' will work for concatenating strings
- Likkle reformatting.
git-svn-id: https://svn.tlawal.org/svn/monkey@58 f6afcba9-9ef1-4bdd-9b72-7484f5705bac
The parser now understands what a strings is and can take a string literal and curn out an Stringliteral AST
nodes.
git-svn-id: https://svn.tlawal.org/svn/monkey@56 f6afcba9-9ef1-4bdd-9b72-7484f5705bac
