Opinionated libmagic Go wrapper, does not allow any configuration and operates on io.Reader only.
Memory sanitizer reports unitialized memory error
CC=clang go test -msan
Uninitialized bytes in __interceptor_memchr at offset 0 inside [0x729000000000, 60)
==13338==WARNING: MemorySanitizer: use-of-uninitialized-value
#0 0x7f38f36b31ea (/usr/lib64/libmagic.so.1+0xb1ea)
#1 0x7f38f36b44e7 (/usr/lib64/libmagic.so.1+0xc4e7)
#2 0x7f38f36b549b (/usr/lib64/libmagic.so.1+0xd49b)
#3 0x7f38f36b4391 (/usr/lib64/libmagic.so.1+0xc391)
#4 0x7f38f36b6131 (/usr/lib64/libmagic.so.1+0xe131)
#5 0x7f38f36b6653 (/usr/lib64/libmagic.so.1+0xe653)
#6 0x7f38f36bea7e (/usr/lib64/libmagic.so.1+0x16a7e)
#7 0x7f38f36ad215 in magic_buffer (/usr/lib64/libmagic.so.1+0x5215)
#8 0x5e854e in _cgo_dee611482f22_Cfunc_magic_buffer (/tmp/go-build583825240/b001/magic.test+0x5e854e)
#9 0x4e9f1f (/tmp/go-build583825240/b001/magic.test+0x4e9f1f)
SUMMARY: MemorySanitizer: use-of-uninitialized-value (/usr/lib64/libmagic.so.1+0xb1ea)
Exiting
exit status 77
FAIL _/home/mvyskocil/projects/vyskocilm/gomoni/magic 0.031s
mvyskocil@linux-33zu:~/projects/vyskocilm/gomoni/magic>