Module Melange_ppx_lib.Ast_pat

val is_unit_cont : yes:'a -> no:'a -> t -> 'a
val arity_of_fun : t -> Melange_compiler_libs.Parsetree.expression -> int

arity_of_fun pat e tells the arity of expression fun pat -> e

val labels_of_fun : Melange_compiler_libs.Parsetree.expression -> Asttypes.arg_label list
val is_single_variable_pattern_conservative : t -> bool