From 3a447d83226c4591e796e44933dad8278d97d683 Mon Sep 17 00:00:00 2001
From: Théo Zimmermann <theo.zimmermann@univ-paris-diderot.fr>
Date: Fri, 5 Jan 2018 12:57:56 +0100
Subject: Brackets support single numbered goal selectors.

This allows to focus on a sub-goal other than the first one without
resorting to the `Focus` command.
---
 ide/coq_lex.mll | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'ide')

diff --git a/ide/coq_lex.mll b/ide/coq_lex.mll
index 8bfd937e3..a7e9003db 100644
--- a/ide/coq_lex.mll
+++ b/ide/coq_lex.mll
@@ -17,7 +17,9 @@
 
 let space = [' ' '\n' '\r' '\t' '\012'] (* '\012' is form-feed *)
 
-let undotted_sep = '{' | '}' | '-'+ | '+'+ | '*'+
+let number = [ '0'-'9' ]+
+
+let undotted_sep = (number space* ':' space*)? '{' | '}' | '-'+ | '+'+ | '*'+
 
 let dot_sep = '.' (space | eof)
 
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