From 1ffb9f197075975a00cd95cddcb39a29b15aed86 Mon Sep 17 00:00:00 2001
From: Taeer Bar-Yam <taeer@bar-yam.me>
Date: Tue, 31 Aug 2021 08:21:42 -0400
Subject: fix parse of `/${foo}`. was `// + foo`

I don't think this changes the way any program would behave, but it's a
cleaner internal representation.
---
 src/libexpr/parser.y | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/libexpr/parser.y')

diff --git a/src/libexpr/parser.y b/src/libexpr/parser.y
index 796e87cc1..e3749783a 100644
--- a/src/libexpr/parser.y
+++ b/src/libexpr/parser.y
@@ -459,7 +459,7 @@ path_start
   : PATH {
     Path path(absPath($1, data->basePath));
     /* add back in the trailing '/' to the first segment */
-    if ($1[strlen($1)-1] == '/')
+    if ($1[strlen($1)-1] == '/' && strlen($1) > 1)
       path += "/";
     $$ = new ExprPath(path);
   }
-- 
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