Add supported for quoted cast expressions for PostgreSQL (#1411)

Co-authored-by: EverSQL <[email protected]>

Author: tomershay

src/main/jjtree/net/sf/jsqlparser/parser/JSqlParserCC.jjt

@@ -5021,7 +5021,7 @@ ColDataType ColDataType():
     (
 		(tk=<K_CHARACTER> | tk=<K_BIT>) [tk2=<K_VARYING>] { colDataType.setDataType(tk.image + (tk2!=null?" " + tk2.image:"")); }
 		| tk=<K_DOUBLE> [LOOKAHEAD(2) tk2=<K_PRECISION>] { colDataType.setDataType(tk.image + (tk2!=null?" " + tk2.image:"")); }
-		| ( tk=<S_IDENTIFIER> | tk=<K_DATETIMELITERAL> | tk=<K_DATE_LITERAL> | tk=<K_XML> | tk=<K_INTERVAL>
+		| ( tk=<S_IDENTIFIER> | tk=<S_QUOTED_IDENTIFIER> | tk=<K_DATETIMELITERAL> | tk=<K_DATE_LITERAL> | tk=<K_XML> | tk=<K_INTERVAL>
 			| tk=<DT_ZONE> | tk=<K_CHAR> | tk=<K_SET> | tk=<K_BINARY> | tk=<K_JSON> )
                         [ "." tk2=<S_IDENTIFIER> ]
 		    { if (tk2!=null) colDataType.setDataType(tk.image + "." + tk2.image); else colDataType.setDataType(tk.image); }

src/test/java/net/sf/jsqlparser/statement/select/SelectTest.java

@@ -1166,6 +1166,11 @@ public void testNamedParametersPR702_2() throws JSQLParserException {
         assertSqlCanBeParsedAndDeparsed("SELECT substring(id from 2 for 3) FROM mytable");
     }
 
+    @Test
+    public void testQuotedCastExpression() throws JSQLParserException {
+        assertSqlCanBeParsedAndDeparsed("SELECT col FROM test WHERE status = CASE WHEN anothercol = 5 THEN 'pending'::\"enum_test\" END");
+    }
+
     @Test
     public void testWhere() throws JSQLParserException {