Created
June 23, 2018 18:42
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#!/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 [ ! -r "$FILE" ]; then | |
echo "File not found ${FILE}" | |
exit 1 | |
fi | |
if [[ "$(file --mime "$FILE")" =~ binary ]]; then | |
echo "$1 is a binary file" | |
exit 0 | |
fi | |
if [ -z "$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 --style header,numbers --line-range $FIRST:$LAST $FILE | |
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This is basically just a copy of https://github.com/junegunn/fzf.vim/blob/master/bin/preview.sh but using a command call bat to print the preview with syntax highlighting.