DOTFILES/dot_config/tmux/plugins/tmux-yank/scripts/helpers.sh

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#!bash
# shellcheck disable=SC2239
yank_line="y"
yank_line_option="@yank_line"
yank_pane_pwd="Y"
yank_pane_pwd_option="@yank_pane_pwd"
yank_default="y"
yank_option="@copy_mode_yank"
put_default="Y"
put_option="@copy_mode_put"
yank_put_default="M-y"
yank_put_option="@copy_mode_yank_put"
yank_wo_newline_default="!"
yank_wo_newline_option="@copy_mode_yank_wo_newline"
yank_selection_default="clipboard"
yank_selection_option="@yank_selection"
yank_selection_mouse_default="primary"
yank_selection_mouse_option="@yank_selection_mouse"
yank_with_mouse_default="on"
yank_with_mouse_option="@yank_with_mouse"
yank_action_default="copy-pipe-and-cancel"
yank_action_option="@yank_action"
shell_mode_default="emacs"
shell_mode_option="@shell_mode"
custom_copy_command_default=""
custom_copy_command_option="@custom_copy_command"
override_copy_command_default=""
override_copy_command_option="@override_copy_command"
# helper functions
get_tmux_option() {
local option="$1"
local default_value="$2"
local option_value
option_value=$(tmux show-option -gqv "$option")
if [ -z "$option_value" ]; then
echo "$default_value"
else
echo "$option_value"
fi
}
yank_line_key() {
get_tmux_option "$yank_line_option" "$yank_line"
}
yank_pane_pwd_key() {
get_tmux_option "$yank_pane_pwd_option" "$yank_pane_pwd"
}
yank_key() {
get_tmux_option "$yank_option" "$yank_default"
}
put_key() {
get_tmux_option "$put_option" "$put_default"
}
yank_put_key() {
get_tmux_option "$yank_put_option" "$yank_put_default"
}
yank_wo_newline_key() {
get_tmux_option "$yank_wo_newline_option" "$yank_wo_newline_default"
}
yank_selection() {
get_tmux_option "$yank_selection_option" "$yank_selection_default"
}
yank_selection_mouse() {
get_tmux_option "$yank_selection_mouse_option" "$yank_selection_mouse_default"
}
yank_with_mouse() {
get_tmux_option "$yank_with_mouse_option" "$yank_with_mouse_default"
}
yank_action() {
get_tmux_option "$yank_action_option" "$yank_action_default"
}
shell_mode() {
get_tmux_option "$shell_mode_option" "$shell_mode_default"
}
custom_copy_command() {
get_tmux_option "$custom_copy_command_option" "$custom_copy_command_default"
}
override_copy_command() {
get_tmux_option "$override_copy_command_option" "$override_copy_command_default"
}
# Ensures a message is displayed for 5 seconds in tmux prompt.
# Does not override the 'display-time' tmux option.
display_message() {
local message="$1"
# display_duration defaults to 5 seconds, if not passed as an argument
if [ "$#" -eq 2 ]; then
local display_duration="$2"
else
local display_duration="5000"
fi
# saves user-set 'display-time' option
local saved_display_time
saved_display_time=$(get_tmux_option "display-time" "750")
# sets message display time to 5 seconds
tmux set-option -gq display-time "$display_duration"
# displays message
tmux display-message "$message"
# restores original 'display-time' value
tmux set-option -gq display-time "$saved_display_time"
}
command_exists() {
local command="$1"
type "$command" >/dev/null 2>&1
}
clipboard_copy_command() {
local mouse="${1:-false}"
# installing reattach-to-user-namespace is recommended on OS X
if [ -n "$(override_copy_command)" ]; then
override_copy_command
elif command_exists "pbcopy"; then
if command_exists "reattach-to-user-namespace"; then
echo "reattach-to-user-namespace pbcopy"
else
echo "pbcopy"
fi
elif command_exists "clip.exe"; then # WSL clipboard command
echo "cat | clip.exe"
elif command_exists "wl-copy"; then # wl-clipboard: Wayland clipboard utilities
echo "wl-copy"
elif command_exists "xsel"; then
local xsel_selection
if [[ $mouse == "true" ]]; then
xsel_selection="$(yank_selection_mouse)"
else
xsel_selection="$(yank_selection)"
fi
echo "xsel -i --$xsel_selection"
elif command_exists "xclip"; then
local xclip_selection
if [[ $mouse == "true" ]]; then
xclip_selection="$(yank_selection_mouse)"
else
xclip_selection="$(yank_selection)"
fi
echo "xclip -selection $xclip_selection"
elif command_exists "putclip"; then # cygwin clipboard command
echo "putclip"
elif [ -n "$(custom_copy_command)" ]; then
custom_copy_command
fi
}
# Cache the TMUX version for speed.
tmux_version="$(tmux -V | cut -d ' ' -f 2 | sed 's/next-//')"
tmux_is_at_least() {
if [[ $tmux_version == "$1" ]] || [[ $tmux_version == master ]]; then
return 0
fi
local i
local -a current_version wanted_version
IFS='.' read -ra current_version <<<"$tmux_version"
IFS='.' read -ra wanted_version <<<"$1"
# fill empty fields in current_version with zeros
for ((i = ${#current_version[@]}; i < ${#wanted_version[@]}; i++)); do
current_version[i]=0
done
# fill empty fields in wanted_version with zeros
for ((i = ${#wanted_version[@]}; i < ${#current_version[@]}; i++)); do
wanted_version[i]=0
done
for ((i = 0; i < ${#current_version[@]}; i++)); do
if ((10#${current_version[i]} < 10#${wanted_version[i]})); then
return 1
fi
if ((10#${current_version[i]} > 10#${wanted_version[i]})); then
return 0
fi
done
return 0
}