fix(deparser): quote policy names in DROP POLICY and COMMENT ON POLICY

__fixtures__/generated/generated.json

@@ -21256,6 +21256,12 @@
   "misc/quotes_etc-28.sql": "DO $$\nBEGIN\n  RAISE NOTICE 'Line one\\nLine two';\nEND;\n$$ LANGUAGE plpgsql",
   "misc/quotes_etc-29.sql": "CREATE USER MAPPING FOR local_user SERVER \"foreign_server\" OPTIONS (user 'remote_user', password 'secret123')",
   "misc/quotes_etc-30.sql": "CREATE USER MAPPING FOR local_user SERVER foreign_server OPTIONS (user 'remote_user', password 'secret123')",
+  "misc/policy-quoted-names-1.sql": "CREATE POLICY \"Users can view own data\" ON public.todos FOR SELECT TO authenticated USING (auth.uid() = user_id)",
+  "misc/policy-quoted-names-2.sql": "DROP POLICY \"Users can view own data\" ON public.todos",
+  "misc/policy-quoted-names-3.sql": "DROP POLICY IF EXISTS \"Users can view own data\" ON todos",
+  "misc/policy-quoted-names-4.sql": "COMMENT ON POLICY \"Users can view own data\" ON public.todos IS 'owner read'",
+  "misc/policy-quoted-names-5.sql": "COMMENT ON POLICY \"Users can view own data\" ON todos IS 'owner read'",
+  "misc/policy-quoted-names-6.sql": "ALTER POLICY \"Users can view own data\" ON public.todos RENAME TO \"Owners read\"",
   "misc/pg_catalog-1.sql": "SELECT json_object('{}')",
   "misc/pg_catalog-2.sql": "SELECT * FROM generate_series(1, 5)",
   "misc/pg_catalog-3.sql": "SELECT get_byte(E'\\\\xDEADBEEF'::bytea, 1)",

__fixtures__/kitchen-sink/misc/policy-quoted-names.sql

@@ -0,0 +1,7 @@
+-- Policy names that need quoting (Supabase-style names with spaces)
+CREATE POLICY "Users can view own data" ON public.todos FOR SELECT TO authenticated USING (auth.uid() = user_id);
+DROP POLICY "Users can view own data" ON public.todos;
+DROP POLICY IF EXISTS "Users can view own data" ON todos;
+COMMENT ON POLICY "Users can view own data" ON public.todos IS 'owner read';
+COMMENT ON POLICY "Users can view own data" ON todos IS 'owner read';
+ALTER POLICY "Users can view own data" ON public.todos RENAME TO "Owners read";

packages/deparser/__tests__/kitchen-sink/misc-policy-quoted-names.test.ts

@@ -0,0 +1,14 @@
+
+import { FixtureTestUtils } from '../../test-utils';
+const fixtures = new FixtureTestUtils();
+
+it('misc-policy-quoted-names', async () => {
+  await fixtures.runFixtureTests([
+  "misc/policy-quoted-names-1.sql",
+  "misc/policy-quoted-names-2.sql",
+  "misc/policy-quoted-names-3.sql",
+  "misc/policy-quoted-names-4.sql",
+  "misc/policy-quoted-names-5.sql",
+  "misc/policy-quoted-names-6.sql"
+]);
+});

packages/deparser/src/deparser.ts

@@ -4699,7 +4699,7 @@ export class Deparser implements DeparserVisitor {
         if (objList && (objList as any).List && (objList as any).List.items) {
           const items = (objList as any).List.items.map((item: any) => {
             if (item.String && item.String.sval) {
-              return item.String.sval;
+              return QuoteUtils.quoteIdentifier(item.String.sval);
             }
             return this.visit(item, context);
           });
@@ -7156,7 +7156,12 @@ export class Deparser implements DeparserVisitor {
             }
           } else if (node.objtype === 'OBJECT_POLICY') {
             // Handle POLICY syntax: COMMENT ON POLICY policy_name ON table_name IS 'comment'
-            if (objectParts.length === 2) {
+            if (objectParts.length === 3) {
+              const [schema, table, policy] = objectParts;
+              output.push(policy);
+              output.push('ON');
+              output.push(`${schema}.${table}`);
+            } else if (objectParts.length === 2) {
               const [table, policy] = objectParts;
               output.push(policy);
               output.push('ON');