OCaml compiler library : Ast_helper.Cf

`sig
val mk :
?loc:Ast_helper.loc ->
?attrs:Ast_helper.attrs ->
?docs:Docstrings.docs ->
Parsetree.class_field_desc -> Parsetree.class_field
val attr :
Parsetree.class_field -> Parsetree.attribute -> Parsetree.class_field
val inherit_ :
?loc:Ast_helper.loc ->
?attrs:Ast_helper.attrs ->
Asttypes.override_flag ->
Parsetree.class_expr -> Ast_helper.str option -> Parsetree.class_field
val val_ :
?loc:Ast_helper.loc ->
?attrs:Ast_helper.attrs ->
Ast_helper.str ->
Asttypes.mutable_flag ->
Parsetree.class_field_kind -> Parsetree.class_field
val method_ :
?loc:Ast_helper.loc ->
?attrs:Ast_helper.attrs ->
Ast_helper.str ->
Asttypes.private_flag ->
Parsetree.class_field_kind -> Parsetree.class_field
val constraint_ :
?loc:Ast_helper.loc ->
?attrs:Ast_helper.attrs ->
Parsetree.core_type -> Parsetree.core_type -> Parsetree.class_field
val initializer_ :
?loc:Ast_helper.loc ->
?attrs:Ast_helper.attrs -> Parsetree.expression -> Parsetree.class_field
val extension :
?loc:Ast_helper.loc ->
?attrs:Ast_helper.attrs -> Parsetree.extension -> Parsetree.class_field
val attribute :
?loc:Ast_helper.loc -> Parsetree.attribute -> Parsetree.class_field
val text : Docstrings.text -> Parsetree.class_field list
val virtual_ : Parsetree.core_type -> Parsetree.class_field_kind
val concrete :
Asttypes.override_flag ->
Parsetree.expression -> Parsetree.class_field_kind
end`