feat: finish ghostty pane backend integration

1 files changed, 15 insertions, 0 deletions

diff --git a/vendor/libghostty-vt/src/lib/string.zig b/vendor/libghostty-vt/src/lib/string.zig
new file mode 100644
index 00000000..795823c2
--- /dev/null
+++ b/vendor/libghostty-vt/src/lib/string.zig
@@ -0,0 +1,15 @@
+const std = @import("std");
+
+// This is a copy of std.mem.cutPrefix from 0.16. Once Ghostty has been ported
+// to 0.16 this can be removed.
+
+/// If slice starts with prefix, returns the rest of slice starting at
+/// prefix.len.
+pub fn cutPrefix(comptime T: type, slice: []const T, prefix: []const T) ?[]const T {
+    return if (std.mem.startsWith(T, slice, prefix)) slice[prefix.len..] else null;
+}
+
+test cutPrefix {
+    try std.testing.expectEqualStrings("foo", cutPrefix(u8, "--example=foo", "--example=").?);
+    try std.testing.expectEqual(null, cutPrefix(u8, "--example=foo", "-example="));
+}