ParGen

Parser generator to generate an LALR parser with C++

Documentation

PXML Syntax

Prerequisite

• CMake >= 3.16

• C++ compiler with C++20 standard library

Build

1. Run CMake

mkdir build && cd build && cmake ..

2. Run Make

make -j4

Generate HTML documents

1. Run CMake

mkdir build && cd build && cmake ..

2. Run Make

make docs

The generated document will under build/docs/html

Usage

pargen [-h | --help] [-v | --version ] [-n | --namespace ]? [-d | --debug ] [--dump_tree ] [-I? | --includes ?]... pxml_file

Arguments

• pxml_file : Path of the main PXML file

Options

• --help, -h : Show usage and additional help messages.

• --version, -v : Print version information.

• --namespace, -n : Override namespace of generated objects.

• --debug, -d : Open Debug mode, dump grammar, term enumeration, lexer states and parser states

• --dump_tree : Dump parse tree at runtime

• --includes, -I : Add directory for searching included PXML files