bash/bashrc.d/cd.bash


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21

# If given two arguments to cd, replace the first with the second in $PWD,
# emulating a Zsh function that I often find useful; preserves options too
cd() {
    local opt OPTERR OPTIND
    local -a opts
    while getopts elP opt; do
        opts[${#opts[@]}]=-$opt
    done
    shift $(($OPTIND-1))
    if (($# == 2)); then
        if [[ $PWD == *$1* ]]; then
            builtin cd "${opts[@]}" "${PWD/$1/$2}"
        else
            printf "bash: cd: could not replace substring\n" >&2
            return 1
        fi
    else
        builtin cd "${opts[@]}" "$@"
    fi
}