Fix formatting of parameterized TIMESTAMP() WITH TIME ZONE

Fixes #618

Author: nene

src/languages/postgresql/postgresql.formatter.ts

@@ -246,7 +246,7 @@ const reservedPhrases = expandPhrases([
   'ON {UPDATE | DELETE} [SET NULL | SET DEFAULT]',
   '{ROWS | RANGE | GROUPS} BETWEEN',
   // https://www.postgresql.org/docs/current/datatype-datetime.html
-  '{TIMESTAMP | TIME} {WITH | WITHOUT} TIME ZONE',
+  '[TIMESTAMP | TIME] {WITH | WITHOUT} TIME ZONE',
   // comparison operator
   'IS [NOT] DISTINCT FROM',
 ]);

test/postgresql.test.ts

@@ -213,18 +213,21 @@ describe('PostgreSqlFormatter', () => {
     `);
   });
 
-  // Regression test for issue #391
+  // Regression test for issues #391 and #618
   it('formats TIMESTAMP WITH TIME ZONE syntax', () => {
     expect(
-      format(
-        'CREATE TABLE time_table (id INT, created_at TIMESTAMP WITH TIME ZONE, deleted_at TIME WITH TIME ZONE);'
-      )
+      format(`
+        CREATE TABLE time_table (id INT,
+          created_at TIMESTAMP WITH TIME ZONE,
+          deleted_at TIME WITH TIME ZONE,
+          modified_at TIMESTAMP(0) WITH TIME ZONE);`)
     ).toBe(dedent`
       CREATE TABLE
         time_table (
           id INT,
           created_at TIMESTAMP WITH TIME ZONE,
-          deleted_at TIME WITH TIME ZONE
+          deleted_at TIME WITH TIME ZONE,
+          modified_at TIMESTAMP(0) WITH TIME ZONE
         );
     `);
   });