check_rust.sh

#!/bin/bash

[ -z "$1" ] && {
	echo "error: specify file or directory"
	exit 1
}
files=$(find "$@" -type f)
exit_code=$?; [ $exit_code -ne 0 ] && exit $exit_code

name_width=20
for f in $files
do [ ${#f} -gt $name_width ] && name_width=${#f}
done
file_count=$(printf '%s' "$files" | wc -l)
total_sloc=0
total_oks=0
total_prints=0
total_unwraps=0

dismissed=
checked=

log() {
	name=$1
	sloc=$2
	prints=$3
	oks=$4
	unwraps=$5
	printf '%b\n' "$(
		printf "%-${name_width}s %6d sloc" "$name" "$sloc"
		[ -n "$prints" ] && {
			[ "$prints" -gt 0 ] && printf '\33[1;35m'
			printf '%4d print\33[m' "$prints"
			[ "$oks" -gt 0 ] && printf '\33[1;33m'
			printf '%4d ok\33[m' "$oks"
			[ "$unwraps" -gt 0 ] && printf '\33[1;31m'
			printf '%4d unwrap\33[m' "$unwraps"
		}
	)"
}

for f in $files
do
	sloc=$(grep -vc '^\(\s*$\|//\)' "$f")
	total_sloc=$((total_sloc + sloc))

	if [ "${f##*.}" = 'rs' ]
	then
		prints=$(grep -c '\<e\?print\(ln\)\?!(' "$f")
		oks=$(grep -c '\<ok();' "$f")
		unwraps=$(grep -c '\<unwrap()' "$f")

		checked="$checked$(log "$f" "$sloc" "$prints" "$oks" "$unwraps")\n"

		total_prints=$((total_prints + prints))
		total_oks=$((total_oks + oks))
		total_unwraps=$((total_unwraps + unwraps))
	else dismissed="$dismissed$(log "$f" "$sloc")\n"
	fi
done

printf '\33[2m'
printf '%b' "$dismissed" | sort -n -k2
printf '\33[m\n'

printf '%b' "$checked" | sort -n -k8 -k6 -k4 -k2
echo

log "$file_count files" "$total_sloc" "$total_prints" "$total_oks" "$total_unwraps"