Merge pull request #46 from Servostar/40-add-parser-rule-for-calling-functions

added parser rule for function calling

src/yacc/parser.y

@@ -65,7 +65,6 @@
 %%
 program: statementlist;
 
-
 expr: ValFloat
     | ValInt
     | ValMultistr
@@ -73,6 +72,17 @@ expr: ValFloat
     | Ident
     | operation;
 
+exprlist: expr ',' exprlist
+        | expr
+        | ;
+
+paramlist: paramlist '(' exprlist ')'
+    | ;
+
+funcall: Ident paramlist { DEBUG("Function call"); };
+
+assign: Ident '=' expr { DEBUG("Assignment"); };
+
 statementlist: statementlist statement
     | ;