whitespace_test revision d8899526551cbfe112e0ecc8280003a8349fc531
#!/bin/bash
set -e -u -o pipefail
# An AWK regex matching tracked file paths to be excluded from the search.
# Example: '.*\.po|README'
PATH_EXCLUDE_REGEX='.*\.po|.*\.patch|.*\.diff|\/debian\/.*'
export GIT_DIR="$ABS_TOP_SRCDIR/.git"
export GIT_WORK_TREE="$ABS_TOP_SRCDIR"
if [ ! -d "$GIT_DIR" ]; then
echo "Git repository is required for this test!" 1>&2
exit 77
fi
{
# Look for lines with trailing whitespace in all files tracked by Git
git grep -n -I '\s\+$' -- "$(git rev-parse --show-toplevel)" ||
# Don't fail if no such lines were found anywhere
[[ $? == 1 ]]
} |
awk -- "
BEGIN {
found = 0
}
! /^($PATH_EXCLUDE_REGEX):/ {
if (!found) {
print \"Trailing whitespace found:\"
found = 1
}
print
}
END {
exit found
}
"