how-to-build-a-lexer

Practicing compiler construction by building a lexer.

See the documentation folder for detailed information. It does not contain code. But it describes the background of the code.

`Main` project

The Main project contains a regular expression parser prompt.

Please enter a regular expression!
> [a-z][a-z0-9]*
start: 1
ends: 0
0 --[48-57],[97-122]--> 0
1 --[97-122]--> 0

Please enter a regular...
...