Merge pull request sass#567 from am11/master

Function: Fixes str-slice behavior (sass#565)
scantist-ossops-m2 · Oct 27, 2014 · 28b0496 · 28b0496
2 parents 8fd3adb + 9b9b833
commit 28b0496
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/functions.cpp b/functions.cpp
@@ -876,9 +876,9 @@ namespace Sass {
         size_t start = UTF_8::offset_at_position(str, UTF_8::normalize_index(n->value(), UTF_8::code_point_count(str)));
         size_t end = UTF_8::offset_at_position(str, UTF_8::normalize_index(m->value(), UTF_8::code_point_count(str)));
 
-        if(start - end == 0) {
-          newstr = str.substr(start, end - start);
-        } else {
+        if(start == end) {
+          newstr = str.substr(start, 1);
+        } else if(end > start) {
           newstr = str.substr(start, end - start + UTF_8::code_point_size_at_offset(str, end));
         }
         if(quotemark) {