update elements and fix some bugs

lib/src/prism/tests/languages/objectivec/operator_feature.test

Index: lib/src/prism/tests/languages/objectivec/operator_feature.test
diff --git a/lib/src/prism/tests/languages/objectivec/operator_feature.test b/lib/src/prism/tests/languages/objectivec/operator_feature.test
new file mode 100644
index 0000000000000000000000000000000000000000..e241410d19beff8c60b557000fe6a85326ae87ae
--- /dev/null
+++ b/lib/src/prism/tests/languages/objectivec/operator_feature.test
@@ -0,0 +1,25 @@
++ - ++ --
+! !=
+< << <= <<=
+> >> >= >>=
+-> = ==
+^ ~ %
+& && | ||
+? * / @
+
+----------------------------------------------------
+
+[
+	["operator", "+"], ["operator", "-"], ["operator", "++"], ["operator", "--"],
+	["operator", "!"], ["operator", "!="],
+	["operator", "<"], ["operator", "<<"], ["operator", "<="], ["operator", "<<="],
+	["operator", ">"], ["operator", ">>"], ["operator", ">="], ["operator", ">>="],
+	["operator", "->"], ["operator", "="], ["operator", "=="],
+	["operator", "^"], ["operator", "~"], ["operator", "%"],
+	["operator", "&"], ["operator", "&&"], ["operator", "|"], ["operator", "||"],
+	["operator", "?"], ["operator", "*"], ["operator", "/"], ["operator", "@"]
+]
+
+----------------------------------------------------
+
+Checks for operators.