$ zig run example.zig
78c33481-4c67-4202-ba8d-11ee1dfaad24
3df6f0e4-f9b1-4e34-ad70-33206069b995
Tests
zig test uuid.zig
Test [3/3] test.check to_string works...
First call to_string 851d0256-c62c-43b0-bf15-71da00bafb30
Second call to_string 851d0256-c62c-43b0-bf15-71da00bafb30
All 3 tests passed.