39 lines
1.2 KiB
Diff
39 lines
1.2 KiB
Diff
From d3226b70359cb8618d95d1105c908aa591f1b144 Mon Sep 17 00:00:00 2001
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From: Jeremie Dimino <jdimino@janestreet.com>
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Date: Thu, 17 Apr 2014 10:55:43 +0100
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Subject: [PATCH] Fix ocaml/camlp4#19
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---
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syntax/pa_optcomp.ml | 10 ++++++++--
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1 file changed, 8 insertions(+), 2 deletions(-)
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diff --git a/syntax/pa_optcomp.ml b/syntax/pa_optcomp.ml
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index 583248f..4b112d2 100644
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--- a/syntax/pa_optcomp.ml
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+++ b/syntax/pa_optcomp.ml
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@@ -334,13 +334,19 @@ let parse_ident stream =
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let parse_expr stream =
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(* Lists of opened brackets *)
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let opened_brackets = ref [] in
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+ let eoi = ref None in
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(* Return the next token of [stream] until all opened parentheses
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have been closed and a newline is reached *)
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let rec next_token _ =
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- Some(match Stream.next stream, !opened_brackets with
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+ match !eoi with
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+ | Some _ as x -> x
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+ | None ->
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+ Some(match Stream.next stream, !opened_brackets with
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| (NEWLINE, loc), [] ->
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- EOI, loc
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+ let x = EOI, loc in
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+ eoi := Some x;
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+ x
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| (KEYWORD("(" | "[" | "{" as b), _) as x, l ->
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opened_brackets := b :: l;
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--
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1.9.3
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