AdGuardHome/scripts/go-lint.sh

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#!/bin/sh
# Verbosity levels:
# 0 = Don't print anything except for errors.
# 1 = Print commands, but not nested commands.
# 2 = Print everything.
test "${VERBOSE:=0}" -gt '0' && set -x
# Set $EXITONERROR to zero to see all errors.
test "${EXITONERROR:=1}" = '0' && set +e || set -e
# We don't need glob expansions and we want to see errors about unset
# variables.
set -f -u
not_found_msg='
looks like a binary not found error.
make sure you have installed the linter binaries using:
$ make go-install-tools
'
not_found() {
if [ "$?" = '127' ]
then
# Code 127 is the exit status a shell uses when
# a command or a file is not found, according to the
# Bash Hackers wiki.
#
# See https://wiki.bash-hackers.org/dict/terms/exit_status.
echo "$not_found_msg" 1>&2
fi
}
trap not_found EXIT
# blocklist_imports is a simple check against unwanted packages.
# Currently it only looks for package log which is replaced by our own
# package github.com/AdguardTeam/golibs/log.
blocklist_imports() {
git grep -F -e '"log"' -- '*.go' || exit 0;
}
# underscores is a simple check against Go filenames with underscores.
underscores() {
git ls-files '*_*.go' | { grep -F -e '_darwin.go' \
-e '_freebsd.go' -e '_linux.go' -e '_others.go' \
-e '_test.go' -e '_unix.go' -e '_windows.go' \
-v || exit 0; }
}
# exit_on_output exits with a nonzero exit code if there is anything in
# the command's combined output.
exit_on_output() {
test "$VERBOSE" -lt '2' && set +x
cmd="$1"
shift
exitcode='0'
output="$("$cmd" "$@" 2>&1)"
if [ "$output" != '' ]
then
if [ "$*" != '' ]
then
echo "combined output of '$cmd $@':"
else
echo "combined output of '$cmd':"
fi
echo "$output"
exitcode='1'
fi
test "$VERBOSE" -gt '0' && set -x
return "$exitcode"
}
exit_on_output blocklist_imports
exit_on_output underscores
exit_on_output gofumpt --extra -l -s .
golint --set_exit_status ./...
"$GO" vet ./...
gocyclo --over 20 .
gosec --quiet .
ineffassign .
unparam ./...
misspell --error ./...
looppointer ./...
nilness ./...
# TODO(a.garipov): Enable shadow after fixing all of the shadowing.
# shadow --strict ./...
# TODO(a.garipov): Enable errcheck fully after handling all errors,
# including the deferred ones, properly. Also, perhaps, enable --blank.
# errcheck ./...
exit_on_output sh -c '
errcheck --asserts ./... |\
{ grep -e "defer" -e "_test\.go:" -v || exit 0; }
'
staticcheck ./...