Declare Comment - SpyglassMC/Spyglass GitHub Wiki
#declare comments are a way to declare a resource which can be used to compute completions, rename symbols,
and find references/declarations. You can also use #define to replace #declare -- they all
work exactly the same.
The game will treat declaration comments as normal comments and simply ignore them.
Syntax: #declare|#define <type: string> <value: string>

Here's a table showing how to declare or define each type of resource:
| Type | Declaration | Definition | 
|---|---|---|
| Advancement | #declare advancement <ID> | An advancement file. | 
| Biome | #declare worldgen/biome <ID> | A biome file. | 
| Block Tag | #declare tag/block <ID> | A block tag file. | 
| Bossbar | #declare bossbar <ID> | bossbar add <ID> | 
| Configured Carver | #declare worldgen/configured_carver <ID> | A configured carver file. | 
| Configured Feature | #declare worldgen/configured_feature <ID> | A configured feature file. | 
| Configured Structure Feature | #declare worldgen/configured_structure_feature <ID> | A configured structure feature file. | 
| Configured Surface Builder | #declare worldgen/configured_surface_builder <ID> | A configured surface builder file. | 
| Dimension | #declare dimension <ID> | A dimension file. | 
| Dimension Type | #declare dimension_type <ID> | A dimension type file. | 
| Entity | #declare entity <ID> | N/A | 
| Entity Type Tag | #declare tag/entity_type <ID> | An entity type tag file. | 
| Fluid Tag | #declare tag/fluid <ID> | A fluid tag file. | 
| Function | #declare function <ID> | A function file. | 
| Function Tag | #declare tag/function <ID> | A function tag file. | 
| Item Tag | #declare tag/item <ID> | An item tag file. | 
| Loot Table | #declare loot_table <ID> | A loot table file. | 
| Objective | #declare objective <ID> | scoreboard objectives add <ID> | 
| Predicate | #declare predicate <ID> | A predicate file. | 
| Processor List | #declare worldgen/processor_list <ID> | A processor list file. | 
| Recipe | #declare recipe <ID> | A recipe file. | 
| Score Holder | #declare score_holder <ID> | N/A | 
| Storage | #declare storage <ID> | N/A | 
| Tag | #declare tag <ID> | N/A | 
| Team | #declare team <ID> | team add <ID> | 
| Template Pool | #declare worldgen/template_pool <ID> | A template pool file. | 
| Version | Description | 
|---|---|
| 1.1.0 | Added #definecomment. | 
| 3.0.0 | Renamed #defineto#declare.Added #defineas an alias of#declare.All kind of resources can be declared. |