chore: import upstream snapshot with attribution

scripts/format_repo.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+# Copyright 2023 Dolthub, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -eo pipefail
+
+script_dir=$(dirname "$0")
+cd $script_dir/..
+
+paths=`find . -maxdepth 1 -mindepth 1 ! -name ".idea" ! -name ".git" ! -name ".github" \( -name gen -prune -o -type d -print -o -type f -name '*.go' -print \)`
+
+goimports -w -local github.com/dolthub/doltgresql $paths
+
+bad_files=$(find $paths -name '*.go' ! -path ".idea/*" | while read f; do
+    if [[ $(awk '/import \(/{flag=1;next}/\)/{flag=0}flag' < $f | egrep -c '$^') -gt 2 ]]; then
+        echo $f
+    fi
+done)
+
+if [ "$bad_files" != "" ]; then
+    for f in $bad_files; do
+        awk '/import \(/{flag=1}/\)/{flag=0}flag&&!/^$/||!flag' < "$f" > "$f.bak"
+        mv "$f.bak" "$f"
+    done
+    goimports -w -local github.com/dolthub/doltgresql .
+fi