gout

commit 70e3545308c95e2a8ee1a15071c2003b2626bfb1
parent 645bfa79fc6a2855a0e362cd14cc9a1d1d84df56
Author: Chris Bracken <chris@bracken.jp>
Date:   Fri, 20 Feb 2026 21:14:48 +0900

format: extract is_unicode_modifier() and kUtf8Ellipsis const

Diffstat:
M
src/format.c
 | 
12
+++++++++---

1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/src/format.c b/src/format.c
@@ -7,6 +7,12 @@
 #include <time.h>
 #include <wchar.h>
 
+static const char* kUtf8Ellipsis = "\xE2\x80\xA6";
+
+static bool is_unicode_modifier(wchar_t wc) {
+  return wc == 0x200D || (wc >= 0xFE00 && wc <= 0xFE0F);
+}
+
 void print_time(FILE* out, time_t time, int timezone_offset) {
   assert(out != NULL);
   // Reject any offset > 24 hours.
@@ -219,7 +225,7 @@ void print_gopher_link_padded(FILE* out,
     if (bytes == (size_t)-1 || bytes == (size_t)-2) {
       // Invalid (-1) or incomplete (-2) UTF-8. Consume 1 byte.
       if (display_width == width - 1 && ptr + 1 < end) {
-        fprintf(out, "\xE2\x80\xA6");
+        fprintf(out, "%s", kUtf8Ellipsis);
         display_width++;
         break;
       } else if (display_width < width) {
@@ -237,7 +243,7 @@ void print_gopher_link_padded(FILE* out,
 
     // Print ellipsis if one character from max width but more remains.
     if (display_width == width - 1 && ptr + bytes < end) {
-      fprintf(out, "\xE2\x80\xA6");
+      fprintf(out, "%s", kUtf8Ellipsis);
       display_width++;
       break;
     }
@@ -263,7 +269,7 @@ void print_gopher_link_padded(FILE* out,
     } else {
       // Hack: handle zero-width joiner and variation selector.
       // wcwidth lacks awareness of complex emoji modifier sequences.
-      if (wc == 0x200D || (wc >= 0xFE00 && wc <= 0xFE0F)) {
+      if (is_unicode_modifier(wc)) {
         display_width -= last_char_width;
         char_width = 0;
       }