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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="));
}
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