31 lines
889 B
OCaml
31 lines
889 B
OCaml
(* it's not worth adding a dependency on parsing/location.ml(i) or
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compilerlibs just to support location printing, so we re-implement
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that here *)
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open Lexing
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type location = position * position
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let file loc = loc.pos_fname
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let line loc = loc.pos_lnum
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let char loc = loc.pos_cnum - loc.pos_bol
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let print_loc ppf (start, end_) =
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let open Format in
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let print one_or_two ppf (start_num, end_num) =
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if one_or_two then fprintf ppf " %d" start_num
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else fprintf ppf "s %d-%d" start_num end_num in
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fprintf ppf "File %S, line%a, character%a:@."
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(file start)
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(print (line start = line end_))
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(line start, line end_)
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(print (line start = line end_ && char start = char end_))
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(char start, char end_)
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let of_lexbuf lexbuf =
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(lexbuf.lex_start_p, lexbuf.lex_curr_p)
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let print_loc_option ppf = function
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| None -> ()
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| Some loc -> print_loc ppf loc
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