Add deprecation warning for missing 'parse' in expressions

Author: UnderscoreTud

src/main/java/org/skriptlang/reflect/syntax/custom/shared/elements/expressions/ExprParseTags.java

@@ -9,6 +9,7 @@
 import org.bukkit.event.Event;
 import org.jetbrains.annotations.Nullable;
 import org.skriptlang.reflect.syntax.custom.shared.CustomSyntaxEvent;
+import org.skriptlang.skript.lang.script.ScriptWarning;
 import org.skriptlang.skript.registration.SyntaxInfo;
 import org.skriptlang.skript.registration.SyntaxRegistry;
 
@@ -29,6 +30,8 @@ public Class<? extends Event>[] supportedEvents() {
 
 	@Override
 	public boolean init(Expression<?>[] expressions, int matchedPattern, Kleenean isDelayed, ParseResult parseResult) {
+		if (!parseResult.expr.contains("parse"))
+			ScriptWarning.printDeprecationWarning("Omitting 'parse' in the expression is no longer supported and will be removed in a future version.");
 		return true;
 	}