48 lines
1.7 KiB
OCaml
48 lines
1.7 KiB
OCaml
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(***********************************************************************)
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(* *)
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(* Objective Caml *)
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(* *)
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(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
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(* *)
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(* Copyright 1997 Institut National de Recherche en Informatique et *)
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(* Automatique. Distributed only by permission. *)
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(* *)
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(***********************************************************************)
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(* $Id$ *)
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(* Auxiliary type for reporting syntax errors *)
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open Format
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type error =
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Unclosed of Location.t * string * Location.t * string
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| Other of Location.t
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exception Error of error
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let report_error = function
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Unclosed(opening_loc, opening, closing_loc, closing) ->
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if String.length !Location.input_name > 0 then begin
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Location.print closing_loc;
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print_string "Syntax error: missing '";
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print_string closing;
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print_string "'"; force_newline();
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Location.print opening_loc;
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print_string "This is the location of the unmatched '";
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print_string opening;
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print_string "'"
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end else begin
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Location.print opening_loc;
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print_string "Syntax error: this '";
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print_string opening;
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print_string "' has no matching '";
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print_string closing;
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print_string "'"
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end
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| Other loc ->
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Location.print loc;
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print_string "Syntax error"
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