Ast\_helper.Te(3) OCaml library Ast\_helper.Te(3)

# [NAME](#NAME)

Ast\_helper.Te - Type extensions

# [Module](#Module)

Module Ast\_helper.Te

# [Documentation](#Documentation)

Module **Te**  
: **sig end**

Type extensions

*val mk* : **?loc:Ast\_helper.loc ->** **?attrs:Ast\_helper.attrs ->** **?docs:Docstrings.docs ->** **?params:(Parsetree.core\_type * (Asttypes.variance * Asttypes.injectivity))** **list ->** **?priv:Asttypes.private\_flag ->** **Ast\_helper.lid ->** **Parsetree.extension\_constructor list -> Parsetree.type\_extension**

*val mk\_exception* : **?loc:Ast\_helper.loc ->** **?attrs:Ast\_helper.attrs ->** **?docs:Docstrings.docs ->** **Parsetree.extension\_constructor -> Parsetree.type\_exception**

*val constructor* : **?loc:Ast\_helper.loc ->** **?attrs:Ast\_helper.attrs ->** **?docs:Docstrings.docs ->** **?info:Docstrings.info ->** **Ast\_helper.str ->** **Parsetree.extension\_constructor\_kind -> Parsetree.extension\_constructor**

*val decl* : **?loc:Ast\_helper.loc ->** **?attrs:Ast\_helper.attrs ->** **?docs:Docstrings.docs ->** **?info:Docstrings.info ->** **?vars:Ast\_helper.str list ->** **?args:Parsetree.constructor\_arguments ->** **?res:Parsetree.core\_type -> Ast\_helper.str -> Parsetree.extension\_constructor**

*val rebind* : **?loc:Ast\_helper.loc ->** **?attrs:Ast\_helper.attrs ->** **?docs:Docstrings.docs ->** **?info:Docstrings.info ->** **Ast\_helper.str -> Ast\_helper.lid -> Parsetree.extension\_constructor**

2026-10-23 OCamldoc

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Document: Ast_helper.Te(3o) from ocaml 5.5.2-r0 (Chainguard OS)
Source: https://github.com/ocaml/ocaml