# syntax_tools v4.1 - API Reference

## Modules

- [epp_dodger](epp_dodger.md): Bypassing the Erlang preprocessor.
- [erl_comment_scan](erl_comment_scan.md): Functions for reading comment lines from Erlang source code.
- [erl_prettypr](erl_prettypr.md): Pretty printing of abstract Erlang syntax trees.
- [erl_recomment](erl_recomment.md): Inserting comments into abstract Erlang syntax trees
- [erl_syntax](erl_syntax.md): Abstract Erlang syntax trees.
- [erl_syntax_lib](erl_syntax_lib.md): Support library for abstract Erlang syntax trees.
- [merl](merl.md): Metaprogramming in Erlang.
- [merl_transform](merl_transform.md): Parse transform for merl.
- [prettypr](prettypr.md): A generic pretty printer library.

