OCaml代写代考

open MicroCamlTypes open Utils open TokenTypes (* Provided functions – DO NOT MODIFY *) (* Matches the next token in the list, throwing an error if it doesn’t match the given token *) let match_token (toks: token list) (tok: token) = match toks with | [] -> raise (InvalidInputException(string_of_token tok)) | h::t when h =

open P4b.MicroCamlTypes open P4b.Utils open P4b.Parser open P4b.Lexer open P4b.Eval let end_r = Str.string_match (Str.regexp {|.*;;$|});; let exit_r = Str.string_match (Str.regexp {|^exit;;$|});; (* Set this to false if you want to turn off the coloring *) let use_color = true;; let green_str st = if use_color then Printf.sprintf “\027[0;32m%s\027[0m” st else st let red_str st

open MicroCamlTypes open TokenTypes val tokenize : string -> token list

#! /bin/sh . ./ocaml_version.sh dune utop src

open MicroCamlTypes open Utils exception TypeError of string exception DeclareError of string exception DivByZeroError (* Provided functions – DO NOT MODIFY *) (* Adds mapping [x:v] to environment [env] *) let extend env x v = (x, ref v)::env (* Returns [v] if [x:v] is a mapping in [env]; uses the most recent if multiple

#! /bin/sh . ./ocaml_version.sh dune exec bin/viz.bc

open MicroCamlTypes exception TypeError of string exception DeclareError of string exception DivByZeroError val eval_expr: environment -> expr -> value val eval_mutop: environment -> mutop -> environment * value option

open MicroCamlTypes open TokenTypes val parse_expr : token list -> (token list * expr) val parse_mutop : token list -> (token list * mutop)