update elements and fix some bugs

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

Index: lib/src/prism/tests/languages/nsis/operator_feature.test
diff --git a/lib/src/prism/tests/languages/nsis/operator_feature.test b/lib/src/prism/tests/languages/nsis/operator_feature.test
new file mode 100644
index 0000000000000000000000000000000000000000..341fbb83fa9b533ee8896b05889675c318ad36b8
--- /dev/null
+++ b/lib/src/prism/tests/languages/nsis/operator_feature.test
@@ -0,0 +1,21 @@
++ - ++ --
+< <= > >=
+= == ===
+& && | ||
+? * / ~
+^ %
+
+----------------------------------------------------
+
+[
+	["operator", "+"], ["operator", "-"], ["operator", "++"], ["operator", "--"],
+	["operator", "<"], ["operator", "<="], ["operator", ">"], ["operator", ">="],
+	["operator", "="], ["operator", "=="], ["operator", "==="],
+	["operator", "&"], ["operator", "&&"], ["operator", "|"], ["operator", "||"],
+	["operator", "?"], ["operator", "*"], ["operator", "/"], ["operator", "~"],
+	["operator", "^"], ["operator", "%"]
+]
+
+----------------------------------------------------
+
+Checks for operators.