Expresser is a modular DSL Lexer.
Expresser.Lexing
Expresser.Lexing.Demo also has demo lexers for C# scripts and Json documents.
C# Lexing
Figure 1: A C# script highlighted using Expresser.
Figure 2: A C# script broken down into tokens using Expresser.
Json Lexing
Figure 3: A Json document highlighted and broken down into tokens using Expresser.
Expresser.Languages.SimpleMath
Expresser contains a simple DSL that uses the Expresser modular Lexer.
Supported Operators
+
-
x
/
^
( )
true
false
==
!=
<
<=
>
>=
|
&
!
BIDMAS Operator Order
Input Variables
Figure 4: A simple DSL created using Expresser.