brntsllvn/mgit

minigit, "mgit", a feature-poor version of git written in rust

mgit

Setup

• cargo new mgit --bin
• add mgit to PATH: export PATH=$PATH:~/src/mgit/target/release/
• add /.idea/ to .gitignore

Functionality

• mgit
  • init Create an empty Git repository
  • add Add file contents to the index
  • commit Record changes to the repository
  • status Show the working tree status
  • cat-file -p Show the decompressed contents of an mgit object
  • log Show commit logs

Interesting

• view ./git/index contents with xxd ./.git/index
• technical details of git index
• view lines of code with git ls-files | xargs wc -l

Make lots of objects

for i in `seq 1 1000`;
do
    RAND="$(openssl rand -base64 4)"
    echo ${RAND} > some_file.txt
    mgit add some_file.txt
done