kubectx.tmux

#!/usr/bin/env bash

CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

source $CURRENT_DIR/scripts/utils/tmux.sh

# Create map placeholders to handle scripts
# to provide one handler for multiple placeholders.
# Use '//' as separator, due to unix limitation in filenames
placeholders_to_scripts=(
	"$kubectx_full//#($CURRENT_DIR/scripts/all.sh)"
	"$kubectx_context//#($CURRENT_DIR/scripts/context.sh)"
	"$kubectx_cluster//#($CURRENT_DIR/scripts/cluster.sh)"
	"$kubectx_namespace//#($CURRENT_DIR/scripts/namespace.sh)"
	"$kubectx_user//#($CURRENT_DIR/scripts/user.sh)")

do_interpolation() {
	local interpolated=$1
	for assignment in ${placeholders_to_scripts[@]}; do
		# ${assignment%\/\/*} - remove from // til EOL
		# ${assignment#*\/\/} - remove from BOL til //
		# ${interpolated//A/B} - replace all occurrences of A in interpolated with B
		local interpolated=${interpolated//${assignment%\/\/*}/${assignment#*\/\/}}
	done
	echo "$interpolated"
}

main() {
	local option option_value new_option_value
	for option in "status-right" "status-left" "pane-border-format"; do
		option_value=$(get_tmux_option "$option")
		new_option_value=$(do_interpolation "$option_value")
		set_tmux_option "$option" "$new_option_value"
	done;
}

main