Implementation of an Interpreter

Introduction

A C/C++ implementation of interpreter for the bellowing syntax:

Parser rules:

expression ::= number ( ( '+' | '-' ) number )*

Scanner rules:

number ::= ( integer ( '.' integer? )? | '.' integer ) ( ( 'e' | 'E' ) ( '+' | '-' )? integer )?
integer ::= ( '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9' )+

References

1. Charles N. Fischer et al, Crafting a Compiler, 2009
2. Ronald Mak, Writing Compilers and Interpreters: A Software Engineering Approach, 3rd Edition
3. Terence Parr, Language Implementation Patterns: Create Your Own Domain-Specific and General Programming Languages, 2010
4. Keith D. Cooper et al, Engineering a Compiler, 2nd Edition
5. Luna Programming Language