---
name: "Ast_helper.Type"
section: "3o"
platform: "linux"
package: "ocaml"
version: "5.5.0-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/Ast_helper.Type"
---

# Ast\_helper.Type(3o)

Type declarations

## NAME

Ast\_helper.Type - Type declarations

## Module

Module   Ast\_helper.Type

## Documentation

Module **Type**\
  :  **sig end**

Type declarations

*val mk* :  **?loc:Ast\_helper.loc -\>** **?attrs:Ast\_helper.attrs -\>** **?docs:Docstrings.docs -\>** **?text:Docstrings.text -\>** **?params:(Parsetree.core\_type \* (Asttypes.variance \* Asttypes.injectivity))** **list -\>** **?constraints:(Parsetree.core\_type \* Parsetree.core\_type \* Ast\_helper.loc)** **list -\>** **?kind:Parsetree.type\_kind -\>** **?priv:Asttypes.private\_flag -\>** **?manifest:Parsetree.core\_type -\> Ast\_helper.str -\> Parsetree.type\_declaration**

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

*val field* :  **?loc:Ast\_helper.loc -\>** **?attrs:Ast\_helper.attrs -\>** **?info:Docstrings.info -\>** **?mut:Asttypes.mutable\_flag -\>** **Ast\_helper.str -\> Parsetree.core\_type -\> Parsetree.label\_declaration**