chunk builder

data/biomes.go

@@ -1,5 +1,7 @@
 package data
 
+import "errors"
+
 // [
 //
 //	{
@@ -48,6 +50,8 @@ func LookupBiomeById(version string, id int32) (biome *Biome, ok bool) {
 	return
 }
 
+var UnknownBiomeNameErr = errors.New("unknown biome Name")
+
 func LookupBiomeByName(version string, name string) (biome *Biome, ok bool) {
 	for _, b := range BiomesForVersion(version) {
 		if b.Name == name {

data/blocks.go

@@ -81,6 +81,8 @@ func LookupBlockByStateId(version string, stateId int32) (block *Block, ok bool)
 	return
 }
 
+var UnknownBlockNameErr = errors.New("unknown block Name")
+
 func LookupBlockByName(version string, name string) (block *Block, ok bool) {
 	for _, b := range BlocksForVersion(version) {
 		if b.Name == name {