DEVELOPMENT.md

cashc

Prerequisites

In order to use the antlr command line tool when updating CashScript's grammar file, you need to have it installed.

On macOS you can install it using Homebrew:

brew install antlr

On Linux you can install it using apt:

sudo apt install antlr4

For other platforms, refer to the Antlr website.

Updating the grammar

When updating the grammar file in src/grammar/CashScript.g4, we also need to make sure that the generated parser is updated. To do this, run the following command in the packages/cashc directory:

yarn antlr