040000 tree ee2eceb6c233b5dc550c8e671cb19937dcced7a9	cx
100644 blob 8a24851de8149f2bcb301b9772f76bf5c6e69d6a	mod.rs
040000 tree 36291e9768db84ed7d595aaa6cb0371eb25c50e1	pattern
100644 blob f81a0fa5dfadbac95d5717ce9897b58e4652bde2	util.rs