Created
May 31, 2023 05:18
-
-
Save dufferzafar/bd4b6bd5cee7cde98b4e411b057dec2f to your computer and use it in GitHub Desktop.
Previewer for lf using batter
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/bin/bash | |
REVERSE="\x1b[7m" | |
RESET="\x1b[m" | |
if [ "$1" == "-v" ]; then | |
SPLIT=1 | |
shift | |
fi | |
if [ -z "$1" ]; then | |
echo "usage: $0 [-v] FILENAME[:LINENO][:IGNORED]" | |
exit 1 | |
fi | |
IFS=':' read -r -a INPUT <<< "$1" | |
FILE=${INPUT[0]} | |
CENTER=${INPUT[1]} | |
if [[ $1 =~ ^[A-Z]:\\ ]]; then | |
FILE=$FILE:${INPUT[1]} | |
CENTER=${INPUT[2]} | |
fi | |
if [ -z "$CENTER" ]; then | |
CENTER=1 | |
fi | |
if [ -z "$LINES" ]; then | |
if [ -r /dev/tty ]; then | |
LINES=$(stty size < /dev/tty | awk '{print $1}') | |
else | |
LINES=40 | |
fi | |
if [ -n "$SPLIT" ]; then | |
LINES=$(($LINES/2)) # using horizontal split | |
fi | |
LINES=$(($LINES-2)) # remove preview border | |
fi | |
FIRST=$(($CENTER-$LINES/3)) | |
FIRST=$(($FIRST < 1 ? 1 : $FIRST)) | |
LAST=$((${FIRST}+${LINES}-1)) | |
bat --color always \ | |
--line-range $FIRST:$LAST "$FILE" \ | |
--style numbers,changes \ | |
--terminal-width=$(tput cols) | |
# --style=plain,snip,numbers |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment