fix: White-list CURRENT_DATE and CURRENT_TIMESTAMP tokens

allows CURRENT_DATE(3) and CURRENT_TIMESTAMP(3) as regular functions fixes #1507 fixes #1607
JSQLParser · wumpz · Nov 20, 2022 · Sep 15, 2022 · Oct 14, 2022 · Oct 19, 2022
commit 9df3c0789bdd832e3bbc3d9c43366c253d3a77b7
diff --git a/src/main/java/net/sf/jsqlparser/parser/ParserKeywordsUtils.java b/src/main/java/net/sf/jsqlparser/parser/ParserKeywordsUtils.java
@@ -365,7 +365,7 @@ public static void buildGrammarForRelObjectNameWithoutValue(File file) throws Ex
                        + "{    Token tk = null; }\n"
                        + "{\n"
                        //@todo: find a way to avoid those hardcoded compound tokens
-                       + "    ( tk=<S_IDENTIFIER> | tk=<S_QUOTED_IDENTIFIER> |  tk=<K_DATE_LITERAL> | tk=<K_DATETIMELITERAL> | tk=<K_STRING_FUNCTION_NAME> | tk=<K_ISOLATION> \n"
+                       + "    ( tk=<S_IDENTIFIER> | tk=<S_QUOTED_IDENTIFIER> |  tk=<K_DATE_LITERAL> | tk=<K_DATETIMELITERAL> | tk=<K_STRING_FUNCTION_NAME> | tk=<K_ISOLATION> | tk=<K_TIME_KEY_EXPR> \n"
                        + "      ");
 
         for (String keyword: allKeywords) {

diff --git a/src/main/jjtree/net/sf/jsqlparser/parser/JSqlParserCC.jjt b/src/main/jjtree/net/sf/jsqlparser/parser/JSqlParserCC.jjt
@@ -1826,7 +1826,7 @@ The following tokens are allowed as Names for Schema, Table, Column and Aliases
 String RelObjectNameWithoutValue() :
 {    Token tk = null; }
 {
-    ( tk=<S_IDENTIFIER> | tk=<S_QUOTED_IDENTIFIER> |  tk=<K_DATE_LITERAL> | tk=<K_DATETIMELITERAL> | tk=<K_STRING_FUNCTION_NAME> | tk=<K_ISOLATION> 
+    ( tk=<S_IDENTIFIER> | tk=<S_QUOTED_IDENTIFIER> |  tk=<K_DATE_LITERAL> | tk=<K_DATETIMELITERAL> | tk=<K_STRING_FUNCTION_NAME> | tk=<K_ISOLATION> | tk=<K_TIME_KEY_EXPR> 
        | tk="ACTION" | tk="ACTIVE" | tk="ADD" | tk="ADVANCE" | tk="ADVISE" | tk="AGAINST" | tk="ALGORITHM" | tk="ALTER" | tk="ANALYZE" | tk="APPLY" | tk="ARCHIVE" | tk="ARRAY" | tk="ASC" | tk="AT" | tk="AUTHORIZATION" | tk="BEGIN" | tk="BINARY" | tk="BIT" | tk="BUFFERS" | tk="BY" | tk="BYTE" | tk="CACHE" | tk="CALL" | tk="CASCADE" | tk="CASE" | tk="CAST" | tk="CHANGE" | tk="CHANGES" | tk="CHAR" | tk="CHARACTER" | tk="CHECKPOINT" | tk="CLOSE" | tk="COLLATE" | tk="COLUMN" | tk="COLUMNS" | tk="COMMENT" | tk="COMMIT" | tk="CONFLICT" | tk="CONSTRAINTS" | tk="COSTS" | tk="CS" | tk="CYCLE" | tk="DATABASE" | tk="DDL" | tk="DECLARE" | tk="DEFAULT" | tk="DEFERRABLE" | tk="DELAYED" | tk="DELETE" | tk="DESC" | tk="DESCRIBE" | tk="DISABLE" | tk="DISCONNECT" | tk="DIV" | tk="DML" | tk="DO" | tk="DROP" | tk="DUMP" | tk="DUPLICATE" | tk="EMIT" | tk="ENABLE" | tk="END" | tk="ESCAPE" | tk="EXCLUDE" | tk="EXEC" | tk="EXECUTE" | tk="EXPLAIN" | tk="EXTENDED" | tk="EXTRACT" | tk="FALSE" | tk="FILTER" | tk="FIRST" | tk="FLUSH" | tk="FN" | tk="FOLLOWING" | tk="FORMAT" | tk="FULLTEXT" | tk="FUNCTION" | tk="GLOBAL" | tk="GRANT" | tk="GUARD" | tk="HISTORY" | tk="HOPPING" | tk="INCLUDE" | tk="INCREMENT" | tk="INDEX" | tk="INSERT" | tk="INVALIDATE" | tk="ISNULL" | tk="JSON" | tk="KEEP" | tk="KEY" | tk="KEYS" | tk="LAST" | tk="LEADING" | tk="LINK" | tk="LOCAL" | tk="LOCKED" | tk="LOG" | tk="MATCH" | tk="MATCHED" | tk="MATERIALIZED" | tk="MAXVALUE" | tk="MERGE" | tk="MINVALUE" | tk="MODIFY" | tk="MOVEMENT" | tk="NEXT" | tk="NO" | tk="NOCACHE" | tk="NOKEEP" | tk="NOLOCK" | tk="NOMAXVALUE" | tk="NOMINVALUE" | tk="NOORDER" | tk="NOTHING" | tk="NOVALIDATE" | tk="NOWAIT" | tk="NULLS" | tk="OF" | tk="OFF" | tk="OPEN" | tk="OVER" | tk="OVERLAPS" | tk="PARALLEL" | tk="PARTITION" | tk="PATH" | tk="PERCENT" | tk="PLACING" | tk="PRECEDING" | tk="PRECISION" | tk="PRIMARY" | tk="PRIOR" | tk="PURGE" | tk="QUERY" | tk="QUICK" | tk="QUIESCE" | tk="RANGE" | tk="READ" | tk="RECYCLEBIN" | tk="REFERENCES" | tk="REGISTER" | tk="RENAME" | tk="REPLACE" | tk="RESET" | tk="RESTART" | tk="RESTRICT" | tk="RESTRICTED" | tk="RESUMABLE" | tk="RESUME" | tk="RLIKE" | tk="ROLLBACK" | tk="ROW" | tk="ROWS" | tk="RR" | tk="RS" | tk="SAVEPOINT" | tk="SCHEMA" | tk="SEPARATOR" | tk="SEQUENCE" | tk="SESSION" | tk="SETS" | tk="SHOW" | tk="SHUTDOWN" | tk="SIBLINGS" | tk="SIGNED" | tk="SIMILAR" | tk="SIZE" | tk="SKIP" | tk="SUSPEND" | tk="SWITCH" | tk="SYNONYM" | tk="SYSTEM" | tk="TABLE" | tk="TABLESPACE" | tk="TEMP" | tk="TEMPORARY" | tk="THEN" | tk="TIMEOUT" | tk="TIMESTAMPTZ" | tk="TO" | tk="TRUE" | tk="TRUNCATE" | tk="TUMBLING" | tk="TYPE" | tk="UNLOGGED" | tk="UNQIESCE" | tk="UNQUIESCE" | tk="UNSIGNED" | tk="UPDATE" | tk="UPSERT" | tk="UR" | tk="USER" | tk="VALIDATE" | tk="VERBOSE" | tk="VIEW" | tk="WAIT" | tk="WITHIN" | tk="WITHOUT" | tk="WORK" | tk="XML" | tk="XMLAGG" | tk="XMLTEXT" | tk="YAML" | tk="ZONE" )
     { return tk.image; }
 }

diff --git a/src/test/java/net/sf/jsqlparser/statement/KeywordsTest.java b/src/test/java/net/sf/jsqlparser/statement/KeywordsTest.java
@@ -11,6 +11,7 @@
 
 import net.sf.jsqlparser.JSQLParserException;
 import net.sf.jsqlparser.parser.ParserKeywordsUtils;
+import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.MethodSource;
 
@@ -51,4 +52,10 @@ public void testRelObjectNameWithoutValue(String keyword) throws JSQLParserExcep
         assertSqlCanBeParsedAndDeparsed(sqlStr, true);
     }
 
+    @Test
+    public void testCombinedTokenKeywords() throws JSQLParserException {
+        String sqlStr = "SELECT current_date(3)";
+        assertSqlCanBeParsedAndDeparsed(sqlStr, true);
+    }
+
 }