From bb4fb107c337c4a2ff9653f44eb52a91acfe6b4a Mon Sep 17 00:00:00 2001
From: Kristaps Dzonsons <kristaps@bsd.lv>
Date: Thu, 21 Jul 2011 12:30:44 +0000
Subject: Support nested `{, }' subexpressions in eqn.  Document in code.

---
 tree.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

(limited to 'tree.c')

diff --git a/tree.c b/tree.c
index a446fb14..0b05b5ea 100644
--- a/tree.c
+++ b/tree.c
@@ -1,4 +1,4 @@
-/*	$Id: tree.c,v 1.38 2011/07/21 11:34:53 kristaps Exp $ */
+/*	$Id: tree.c,v 1.39 2011/07/21 12:30:44 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -272,14 +272,19 @@ print_box(const struct eqn_box *ep, int indent)
 	case (EQN_ROOT):
 		puts("eqn-root");
 		print_box(ep->child, indent + 1);
-		return;
+		break;
+	case (EQN_SUBEXPR):
+		puts("eqn-subxpr");
+		print_box(ep->child, indent + 1);
+		break;
 	case (EQN_TEXT):
 		printf("eqn-text: [%s]\n", ep->text);
-		print_box(ep->next, indent);
-		return;
+		break;
 	default:
 		break;
 	}
+
+	print_box(ep->next, indent);
 }
 
 static void
-- 
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