SPIGOT-4044: Cannot load datapack functions on startup

nms-patches/CommandListenerWrapper.patch

@@ -20,20 +20,21 @@
          }, ArgumentAnchor.Anchor.FEET);
      }
  
-@@ -119,6 +121,12 @@
+@@ -119,6 +121,13 @@
      }
  
      public boolean hasPermission(int i) {
 +        // CraftBukkit start
 +        if (currentCommand != null) {
-+            return (!getWorld().getServer().ignoreVanillaPermissions && this.f >= i) || getBukkitSender().hasPermission(org.bukkit.craftbukkit.command.VanillaCommandWrapper.getPermission(currentCommand));
++            // World is null when loading functions
++            return ((getWorld() == null || !getWorld().getServer().ignoreVanillaPermissions) && this.f >= i) || getBukkitSender().hasPermission(org.bukkit.craftbukkit.command.VanillaCommandWrapper.getPermission(currentCommand));
 +        }
 +        // CraftBukkit end
 +
          return this.f >= i;
      }
  
-@@ -232,4 +240,10 @@
+@@ -232,4 +241,10 @@
      public Collection<ICompletionProvider.a> a(boolean flag) {
          return Collections.singleton(ICompletionProvider.a.b);
      }