040000 tree 6fb8e59276131a572f20b6fec3d0ba0aa0814abd	0_intro
040000 tree 02d9c7a7378673460935fa751a7871b6df2bfd94	2_types
040000 tree 8fc2781b44d1e8891ce62dfda0fde3b4d7267a4b	4_references
040000 tree ed47b84555daf2e792878bc0a6672b728ddda5b1	6_expressions
040000 tree 69383f3dfe92d0b6d70ac0b48d0946140a4fc668	8_packages
100644 blob 1fe53eb1fa383ae9c630d93aefa415358d78e737	Readme.md
100644 blob c1879e4e3909038cff4d19da604422b70a423bf8	script_test.go