`module Ast : sig ... end`

Definition of the OCaml AST

`module Ast_helper : sig ... end`

Helpers to produce Parsetree fragments

`module Ast_magic = Ppxlib_ast__.Import.Selected_ast.Ast.Config`
`module Asttypes = Ppxlib_ast__.Import.Asttypes`
`module Docstrings : sig ... end`

Documentation comments

`module Extra_warnings = Ppxlib_ast__.Warn`
`module Lexer : sig ... end`
`module Parse : sig ... end`

Entry points in the parser

`module Parser : sig ... end`
`module Parsetree = Ppxlib_ast__.Import.Parsetree`
`module Pprintast : sig ... end`
`module Select_ast = Ppxlib_ast__.Import.Select_ast`
`module Selected_ast = Ppxlib_ast__.Import.Selected_ast`
`module Syntaxerr : sig ... end`

Auxiliary type for reporting syntax errors

`module Import_for_core = Ppxlib_ast__.Import`