#!/usr/bin/env bash
# vim:ts=4:sts=4:sw=4:et
#
# Author: Hari Sekhon
# Date: 2016-01-09 18:50:56 +0000 (Sat, 09 Jan 2016)
#
# https://github.com/harisekhon/bash-tools
#
# License: see accompanying Hari Sekhon LICENSE file
#
# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help improve or steer this or other code I publish
#
# http://www.linkedin.com/in/harisekhon
#
set -euo pipefail
[ -n " ${ DEBUG :- } " ] && set -x
srcdir = " $( cd " $( dirname " ${ BASH_SOURCE [0] } " ) " && pwd ) "
# shellcheck source=lib/utils.sh
. " $srcdir /lib/utils.sh "
section "Checking Whitespace"
start_time = " $( start_timer) "
# shellcheck source=lib/excluded.sh
. " $srcdir /lib/excluded.sh "
progress_char = '-'
[ -n " ${ DEBUG :- } " ] && progress_char = ''
whitespace_only_files_found = 0
trailing_whitespace_files_found = 0
trailing_whitespace_bar_files_found = 0
for filename in $( find " ${ 1 :- . } " -type f | grep -Evf " $srcdir /lib/whitespace_ignore.txt " | sort) ; do
isExcluded " $filename " && continue
printf "%s" " $progress_char "
# [[:space:]] matches \r in Windows files which we don't want, use explicit character class instead to exclude \r
# works but not efficient
#grep -Hn '^[[:space:]]\+$' <<< "$(tr -d '\r' < "$filename")" && let whitespace_only_files_found+=1 || :
#grep -Hn '[[:space:]]\+$' <<< "$(tr -d '\r' < "$filename")" && let trailing_whitespace_files_found+=1 || :
#grep -EHn '[[:space:]]{4}\|[[:space:]]*$' <<< "$(tr -d '\r' < "$filename")" && let trailing_whitespace_bar_files_found+=1 || :
# \t aren't working inside character classes for some reason, embedding literal tabs instead
output = " $( grep -EHn '^[ ]+$' " $filename " || :) "
if [ -n " $output " ] ; then
echo
echo " $output "
( ( whitespace_only_files_found + 1) )
fi
output = " $( grep -EHn '[ ]+$' " $filename " || :) "
if [ -n " $output " ] ; then
echo
echo " $output "
( ( trailing_whitespace_files_found + 1) )
fi
output = " $( grep -EHn '[ ]{4}\|[ ]*$' " $filename " || :) "
if [ -n " $output " ] ; then
echo
echo " $output "
( ( trailing_whitespace_bar_files_found + 1) )
fi
done
echo
if [ $whitespace_only_files_found -gt 0 ] ; then
echo " $whitespace_only_files_found files with whitespace only lines detected! "
fi
if [ $trailing_whitespace_files_found -gt 0 ] ; then
echo " $trailing_whitespace_files_found files with trailing whitespace lines detected! "
fi
if [ $trailing_whitespace_bar_files_found -gt 0 ] ; then
echo " $trailing_whitespace_bar_files_found files with trailing whitespace bar lines detected! "
fi
if [ $whitespace_only_files_found -gt 0 ] ||
[ $trailing_whitespace_files_found -gt 0 ] ||
[ $trailing_whitespace_bar_files_found -gt 0 ] ; then
return 1 & >/dev/null || :
exit 1
fi
time_taken " $start_time "
section2 "Whitespace only checks passed"
echo