diff options
Diffstat (limited to 'builtins/text.c')
| -rw-r--r-- | builtins/text.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/builtins/text.c b/builtins/text.c index f99a8728..4d385cda 100644 --- a/builtins/text.c +++ b/builtins/text.c @@ -943,6 +943,7 @@ public bool Text$equal_ignoring_case(Text_t a, Text_t b) public Text_t Text$upper(Text_t text) { + if (text.length == 0) return text; Array_t codepoints = Text$utf32_codepoints(text); const char *language = uc_locale_language(); uint32_t buf[128]; @@ -955,6 +956,7 @@ public Text_t Text$upper(Text_t text) public Text_t Text$lower(Text_t text) { + if (text.length == 0) return text; Array_t codepoints = Text$utf32_codepoints(text); const char *language = uc_locale_language(); uint32_t buf[128]; @@ -967,6 +969,7 @@ public Text_t Text$lower(Text_t text) public Text_t Text$title(Text_t text) { + if (text.length == 0) return text; Array_t codepoints = Text$utf32_codepoints(text); const char *language = uc_locale_language(); uint32_t buf[128]; |