Input parameters for SPEL grammar

Author: BoykoAlex

headless-services/commons/jpql/grammars/SpelLexer.g4

@@ -117,12 +117,6 @@ IDENTIFIER
     : (ALPHABETIC | '_') (ALPHABETIC | DIGIT | '_' | '$')*
     ;
 
-NUMERIC_LITERAL
-    : REAL_LITERAL
-    | INTEGER_LITERAL
-    ;
-
-
 REAL_LITERAL
     : '.' DECIMAL_DIGIT+ EXPONENT_PART? REAL_TYPE_SUFFIX?
     | DECIMAL_DIGIT+ '.' DECIMAL_DIGIT+ EXPONENT_PART? REAL_TYPE_SUFFIX?

headless-services/commons/jpql/grammars/SpelParser.g4

@@ -58,6 +58,7 @@ node
 
 nonDottedNode
 	: (LSQUARE spelExpr RSQUARE)
+	| inputParameter
 	;
 
 dottedNode
@@ -105,16 +106,21 @@ startNode
 	| projection
 	| selection
 	| inlineListOrMap
+	| inputParameter
 	;
 
 
 literal
-	: NUMERIC_LITERAL
+	: numericLiteral
 	| STRING_LITERAL
 	| TRUE
 	| FALSE
 	;
 
+numericLiteral
+    : INTEGER_LITERAL
+    | REAL_LITERAL
+    ;
 
 parenspelExpr
 	: LPAREN spelExpr RPAREN
@@ -168,4 +174,7 @@ beanReference
 	: (BEAN_REF | FACTORY_BEAN_REF) (IDENTIFIER | STRING_LITERAL)
 	;
 
-	
+inputParameter
+	: (LSQUARE INTEGER_LITERAL RSQUARE)
+	;
+