jmatth11

#define macro_var(name) name##__LINE__
#define defer(start, end) for ( \
  int macro_var(_i_) = (start, 0); \
  !macro_var(_i_); \
  (macro_var(_i_) += 1), end) \
 
 
 /**
  Example usage:
  

jmatth11

# allows user to git show by the number the commit appears in git log
# 1 is the first commit, 2 is the second, etc...
git_show() {
    re='^[0-9]+$'
    if ! [[ $1 =~ $re ]]; then
        return
    fi
    sha="$(git log -$1 --format="%H")"
    shaSplit=(${sha//\n/ })
    git show ${shaSplit[$(($1 - 1))]}