concept grammar rule in category dsl

This is an excerpt from Manning's book DSLs in Action. Login to get full access to this book.

Parse the input, based on a set of grammar rules.

Figure 7.7. The parser generator takes the grammar rules and the custom actions as input. It then generates the lexical analyzer and the parser, which accept the DSL script and generate the semantic model. Then you can integrate this model with the core application.