1 files changed, 4 insertions, 0 deletions

diff --git a/src/parser.y b/src/parser.y
index 024d61a..c5b86ea 100644
--- a/src/parser.y
+++ b/src/parser.y
@@ -69,6 +69,8 @@ void yyerror( YYLTYPE *llocp, yyscan_t yyscanner, GameBuilder &, const char *err
 %token tokMinusAssign
 %token tokTimesAssign
 %token tokDivideAssign
+%token tokExists
+%token tokDelete
 %token <sValue> tokSituationName
 %token <sValue> tokIdent
 %token tokGoto
@@ -234,6 +236,8 @@ literal: tokInt { bld.addLiteral( Variable( $1 ) ); }
            ;
 
 expr: literal
+        | tokExists '(' varRef ')' { bld.addNode( AstNode::tExists ); }
+        | tokDelete '(' varRef ')' { bld.addNode( AstNode::tDelete ); }
         | tokIdent '(' funcCallParams ')' { bld.addFuncCall( *($1) ); }
         | varRef
         | varRef '=' expr { bld.addNode( AstNode::tStore ); }