46 lines
1.3 KiB
OCaml
46 lines
1.3 KiB
OCaml
type symbol = string
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(* These are just used for the GADT *)
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type expression
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type definition
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type clause (* for cond *)
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type binding (* for let *)
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type lambda_list
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type body
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type _ t =
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(* Literals *)
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| LitInt : int -> expression t
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| LitDouble : float -> expression t
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| LitString : string -> expression t
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| LitNil : expression t
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| QuotedList : expression t list * expression t option -> expression t
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| Body : definition t list * expression t list -> body t
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| LambdaList : symbol list * symbol option -> lambda_list t
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| Lambda : lambda_list t * body t -> expression t
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| Define : symbol * expression t -> definition t
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| LetBinding : symbol * expression t -> binding t
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| Let : binding t list * body t -> expression t
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| LetRec : binding t list * body t -> expression t
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| CondClause : expression t * expression t -> clause t
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| Cond : clause t list -> expression t
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| If : expression t * expression t * expression t -> expression t
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| Var : symbol -> expression t
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| Apply : expression t * expression t list -> expression t
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type top_level =
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| Def of definition t
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| Exp of expression t
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val make : Parser.Ast.lisp_ast -> (top_level, string) result
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val print_def : definition t -> string
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val print_expr : expression t -> string
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val print : top_level -> string
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