From: Jean Privat <jean@pryen.org>
Date: Wed, 8 Apr 2015 05:01:07 +0000 (+0700)
Subject: parser: reuse child location when possible
X-Git-Tag: v0.7.4~34^2~7
X-Git-Url: http://nitlanguage.org

parser: reuse child location when possible

Signed-off-by: Jean Privat <jean@pryen.org>
---

diff --git a/src/parser/parser_work.nit b/src/parser/parser_work.nit
index 41d6741..29588b4 100644
--- a/src/parser/parser_work.nit
+++ b/src/parser/parser_work.nit
@@ -220,7 +220,11 @@ private class ComputeProdLocationVisitor
 				var endl = _last_location
 				assert endl != null
 
-				n.location = new Location(startl.file, startl.line_start, endl.line_end, startl.column_start, endl.column_end)
+				if startl == endl then
+					n.location = startl
+				else
+					n.location = new Location(startl.file, startl.line_start, endl.line_end, startl.column_start, endl.column_end)
+				end
 
 				if not _need_after_epsilons.is_empty then
 					var loc = new Location(endl.file, endl.line_end, endl.line_end, endl.column_end, endl.column_end)