Add check for arguments of has_members.

Ensure that has_members has at least two arguments.

mesonbuild/interpreter.py

@@ -1092,6 +1092,8 @@ class CompilerHolder(InterpreterObject):
         'dependencies',
     })
     def has_members_method(self, args, kwargs):
+        if len(args) < 2:
+            raise InterpreterException('Has_members needs at least two arguments.')
         check_stringlist(args)
         typename = args[0]
         membernames = args[1:]