Linux
How to install bash autocompletion in Linux
Installing bash-completion
package on most Linux distributions like Ubuntu or Debian is as easy as executing:
sudo apt update
sudo apt install bash-completion
If you have it already installed, but it does not work, you might try to reinstall it:
sudo apt install --reinstall bash-completion
How to configure autocomplete in Linux bash
To make installed completions available in bash, you must source the definitions as part of your shell startup. Add the following to your ~/.bashrc
file:
if ! shopt -oq posix; then
if [ -f /usr/share/bash-completion/bash_completion ]; then
. /usr/share/bash-completion/bash_completion
elif [ -f /etc/bash_completion ]; then
. /etc/bash_completion
fi
fi
macOS
How to install bash autocomplete in macOS (OS X)
brew install bash-completion
How to configure autocompletion in macOS (OS X) bash
To make Homebrew’s completions available in bash, you must source the definitions as part of your shell startup. Add the following to your ~/.bash_profile
file:
if type brew &>/dev/null; then
for COMPLETION in $(brew --prefix)/etc/bash_completion.d/*
do
[[ -f $COMPLETION ]] && source "$COMPLETION"
done
if [[ -f $(brew --prefix)/etc/profile.d/bash_completion.sh ]];
then
source "$(brew --prefix)/etc/profile.d/bash_completion.sh"
fi
fi