Source file expr.ml

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open Protocol
open Alpha_context

exception Expression_from_string

(** Parse a Michelson expression from string, raising an exception on error. *)
let from_string ?(check_micheline_indentation = false) str : Script.expr =
  let ast, errs =
    Michelson_v1_parser.parse_expression ~check:check_micheline_indentation str
  in
  (match errs with
  | [] -> ()
  | lst ->
      Format.printf "expr_from_string: %a\n" Error_monad.pp_print_trace lst ;
      raise Expression_from_string) ;
  ast.expanded

(** Parses a Michelson contract from string, raising an exception on error. *)
let toplevel_from_string ?(check_micheline_indentation = false) str =
  let ast, errs =
    Michelson_v1_parser.parse_toplevel ~check:check_micheline_indentation str
  in
  match errs with [] -> ast.expanded | _ -> Stdlib.failwith "parse toplevel"

let to_string c = Format.asprintf "%a" Michelson_v1_printer.print_expr c