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root_dir=$(pwd)
for f in $(find -name '*.re'); do
grep -q 'assert' $f || continue # skip incomplete tests
cd $(dirname $f)
pyfile="$(basename ${f%.re}.py)"
pytest="example.py"
cat "$pyfile" \
| egrep -v 'warning: rule .*matches empty string \[-Wmatch-empty-string\]' \
| egrep -v 'warning: tag .* degree of nondeterminism \[-Wnondeterministic-tags\]' \
> "$pytest"
test -n "$(grep 'error: \|YYPEEK' $pytest)" && continue
# If the autogenerated message appears more than once in the file, then
# it must have autogenerated header appended at the end. Cut it off.
msg='Generated by re2c'
if [ $(grep -c "$msg" "$pytest") -gt 1 ]; then
# Get the line of the second message occurrence.
l=$(grep -n "$msg" "$pytest" | tail -n +2 | cut -d : -f 1)
# Cut off everything past that line.
head -n $l "$pytest" > "$pytest".mod && mv "$pytest".mod "$pytest"
fi
echo "$f"
python "$pytest" || { echo "*** error ***"; exit 1; }
rm -f "$pytest"
cd $root_dir
done
rm -f "$pytest"
echo "All good."
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