schemsearch-cli/src/main.rs

@@ -39,7 +39,7 @@ use schemsearch_sql::load_all_schematics;
 #[cfg(feature = "sql")]
 use crate::types::SqlSchematicSupplier;
 use indicatif::*;
-use schemsearch_files::SpongeSchematic;
+use schemsearch_files::{SchematicVersioned};
 use crate::sinks::{OutputFormat, OutputSink};
 use crate::stderr::MaschineStdErr;
 
@@ -206,7 +206,7 @@ fn main() {
         threshold: *matches.get_one::<f32>("threshold").expect("Couldn't get threshold"),
     };
 
-    let pattern = match SpongeSchematic::load(&PathBuf::from(matches.get_one::<String>("pattern").unwrap())) {
+    let pattern = match SchematicVersioned::load(&PathBuf::from(matches.get_one::<String>("pattern").unwrap())) {
         Ok(x) => x,
         Err(e) => {
             cmd.error(ErrorKind::Io, format!("Error while loading Pattern: {}", e.to_string())).exit();
@@ -334,8 +334,8 @@ fn main() {
     }
 }
 
-fn load_schem(schem_path: &PathBuf) -> Option<SpongeSchematic> {
+fn load_schem(schem_path: &PathBuf) -> Option<SchematicVersioned> {
-    match SpongeSchematic::load(schem_path) {
+    match SchematicVersioned::load(schem_path) {
         Ok(x) => Some(x),
         Err(e) => {
             println!("Error while loading schematic ({}): {}", schem_path.to_str().unwrap(), e.to_string());

schemsearch-cli/src/types.rs

@@ -15,13 +15,11 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-#[cfg(feature = "sql")]
 use std::io::Cursor;
 use std::path::PathBuf;
 #[cfg(feature = "sql")]
 use futures::executor::block_on;
-#[cfg(feature = "sql")]
+use schemsearch_files::SchematicVersioned;
-use schemsearch_files::SpongeSchematic;
 #[cfg(feature = "sql")]
 use schemsearch_sql::{load_schemdata, SchematicNode};
 
@@ -48,9 +46,9 @@ pub struct SqlSchematicSupplier {
 
 #[cfg(feature = "sql")]
 impl SqlSchematicSupplier {
-    pub fn get_schematic(&self) -> Result<SpongeSchematic, String> {
+    pub fn get_schematic(&self) -> Result<SchematicVersioned, String> {
         let mut schemdata = block_on(load_schemdata(self.node.id));
-        SpongeSchematic::load_data(&mut Cursor::new(schemdata.as_mut_slice()))
+        SchematicVersioned::load_data(&mut Cursor::new(schemdata.as_mut_slice()))
     }
 
     pub fn get_name(&self) -> String {

schemsearch-files/src/lib.rs

@@ -21,7 +21,92 @@ use std::path::PathBuf;
 use nbt::{CompoundTag, Tag};
 
 #[derive(Clone, Debug)]
-pub struct SpongeSchematic {
+pub enum SchematicVersioned {
+    V1(SpongeV1Schematic),
+    V2(SpongeV2Schematic),
+    V3(SpongeV3Schematic),
+}
+
+impl SchematicVersioned {
+    #[inline]
+    pub fn get_width(&self) -> u16 {
+        return match self {
+            SchematicVersioned::V1(schematic) => schematic.width,
+            SchematicVersioned::V2(schematic) => schematic.width,
+            SchematicVersioned::V3(schematic) => schematic.width,
+        };
+    }
+
+    #[inline]
+    pub fn get_height(&self) -> u16 {
+        return match self {
+            SchematicVersioned::V1(schematic) => schematic.height,
+            SchematicVersioned::V2(schematic) => schematic.height,
+            SchematicVersioned::V3(schematic) => schematic.height,
+        };
+    }
+
+    #[inline]
+    pub fn get_length(&self) -> u16 {
+        return match self {
+            SchematicVersioned::V1(schematic) => schematic.length,
+            SchematicVersioned::V2(schematic) => schematic.length,
+            SchematicVersioned::V3(schematic) => schematic.length,
+        };
+    }
+
+    #[inline]
+    pub fn get_palette_max(&self) -> i32 {
+        return match self {
+            SchematicVersioned::V1(schematic) => schematic.palette_max,
+            SchematicVersioned::V2(schematic) => schematic.palette_max,
+            SchematicVersioned::V3(schematic) => schematic.blocks.palette.len() as i32,
+        };
+    }
+
+    #[inline]
+    pub fn get_palette(&self) -> &HashMap<String, i32> {
+        return match self {
+            SchematicVersioned::V1(schematic) => &schematic.palette,
+            SchematicVersioned::V2(schematic) => &schematic.palette,
+            SchematicVersioned::V3(schematic) => &schematic.blocks.palette,
+        };
+    }
+
+    #[inline]
+    pub fn get_block_data(&self) -> &Vec<i32> {
+        return match self {
+            SchematicVersioned::V1(schematic) => &schematic.block_data,
+            SchematicVersioned::V2(schematic) => &schematic.block_data,
+            SchematicVersioned::V3(schematic) => &schematic.blocks.block_data,
+        };
+    }
+
+    #[inline]
+    pub fn get_block_entities(&self) -> &Vec<BlockEntity> {
+        return match self {
+            SchematicVersioned::V1(schematic) => &schematic.tile_entities,
+            SchematicVersioned::V2(schematic) => &schematic.block_entities,
+            SchematicVersioned::V3(schematic) => &schematic.blocks.block_entities,
+        };
+    }
+}
+
+#[derive(Clone, Debug)]
+pub struct SpongeV1Schematic {
+    pub metadata: CompoundTag,
+    pub width: u16,
+    pub height: u16,
+    pub length: u16,
+    pub offset: [i32; 3],
+    pub palette_max: i32,
+    pub palette: HashMap<String, i32>,
+    pub block_data: Vec<i32>,
+    pub tile_entities: Vec<BlockEntity>,
+}
+
+#[derive(Clone, Debug)]
+pub struct SpongeV2Schematic {
     pub data_version: i32,
     pub metadata: CompoundTag,
     pub width: u16,
@@ -35,6 +120,18 @@ pub struct SpongeSchematic {
     pub entities: Option<Vec<Entity>>,
 }
 
+#[derive(Clone, Debug)]
+pub struct SpongeV3Schematic {
+    pub data_version: i32,
+    pub metadata: CompoundTag,
+    pub width: u16,
+    pub height: u16,
+    pub length: u16,
+    pub offset: [i32; 3],
+    pub blocks: BlockContainer,
+    pub entities: Option<Vec<Entity>>,
+}
+
 #[derive(Clone, Debug)]
 pub struct BlockContainer {
     pub palette: HashMap<String, i32>,
@@ -61,27 +158,28 @@ pub struct Entity {
     pub pos: [i32; 3],
 }
 
-impl SpongeSchematic {
+impl SchematicVersioned {
-    pub fn load_data<R>(data: &mut R) -> Result<SpongeSchematic, String> where R: Read {
+    pub fn load_data<R>(data: &mut R) -> Result<SchematicVersioned, String> where R: Read {
         let nbt: CompoundTag = nbt::decode::read_gzip_compound_tag(data).map_err(|e| e.to_string())?;
         let version = nbt.get_i32("Version").map_err(|e| e.to_string())?;
 
         match version {
-            1 => SpongeSchematic::from_nbt_1(nbt),
+            1 => Ok(SchematicVersioned::V1(SpongeV1Schematic::from_nbt(nbt)?)),
-            2 => SpongeSchematic::from_nbt_2(nbt),
+            2 => Ok(SchematicVersioned::V2(SpongeV2Schematic::from_nbt(nbt)?)),
-            3 => SpongeSchematic::from_nbt_3(nbt),
+            3 => Ok(SchematicVersioned::V3(SpongeV3Schematic::from_nbt(nbt)?)),
             _ => Err("Invalid schematic: Unknown Version".to_string()),
         }
     }
 
-    pub fn load(path: &PathBuf) -> Result<SpongeSchematic, String> {
+    pub fn load(path: &PathBuf) -> Result<SchematicVersioned, String> {
         let mut file = std::fs::File::open(path).map_err(|e| e.to_string())?;
         Self::load_data(&mut file)
     }
+}
 
-    pub fn from_nbt_1(nbt: CompoundTag) -> Result<Self, String> {
+impl SpongeV1Schematic {
+    pub fn from_nbt(nbt: CompoundTag) -> Result<Self, String> {
         Ok(Self {
-            data_version: 0,
             metadata: nbt.get_compound_tag("Metadata").map_err(|e| e.to_string())?.clone(),
             width: nbt.get_i16("Width").map_err(|e| e.to_string())? as u16,
             height: nbt.get_i16("Height").map_err(|e| e.to_string())? as u16,
@@ -90,12 +188,13 @@ impl SpongeSchematic {
             palette_max: nbt.get_i32("PaletteMax").map_err(|e| e.to_string())?,
             palette: read_palette(nbt.get_compound_tag("Palette").map_err(|e| e.to_string())?),
             block_data: read_blocks(nbt.get_i8_vec("BlockData").map_err(|e| e.to_string())?),
-            block_entities: read_tile_entities(nbt.get_compound_tag_vec("TileEntities").map_err(|e| e.to_string())?)?,
+            tile_entities: read_tile_entities(nbt.get_compound_tag_vec("TileEntities").map_err(|e| e.to_string())?)?,
-            entities: None,
         })
     }
+}
 
-    pub fn from_nbt_2(nbt: CompoundTag) -> Result<Self, String> {
+impl SpongeV2Schematic {
+    pub fn from_nbt(nbt: CompoundTag) -> Result<Self, String> {
         Ok(Self{
             data_version: nbt.get_i32("DataVersion").map_err(|e| e.to_string())?,
             metadata: nbt.get_compound_tag("Metadata").map_err(|e| e.to_string())?.clone(),
@@ -110,8 +209,10 @@ impl SpongeSchematic {
             entities: None,
         })
     }
+}
 
-    pub fn from_nbt_3(nbt: CompoundTag) -> Result<Self, String> {
+impl SpongeV3Schematic {
+    pub fn from_nbt(nbt: CompoundTag) -> Result<Self, String> {
         let blocks = nbt.get_compound_tag("Blocks").map_err(|e| e.to_string())?;
         Ok(Self{
             data_version: nbt.get_i32("DataVersion").map_err(|e| e.to_string())?,
@@ -120,14 +221,14 @@ impl SpongeSchematic {
             height: nbt.get_i16("Height").map_err(|e| e.to_string())? as u16,
             length: nbt.get_i16("Length").map_err(|e| e.to_string())? as u16,
             offset: read_offset(nbt.get_i32_vec("Offset").map_err(|e| e.to_string())?)?,
-            palette_max: compute_palette_max(blocks.get_compound_tag("Palette").map_err(|e| e.to_string())?),
+            blocks: BlockContainer {
                 palette: read_palette(blocks.get_compound_tag("Palette").map_err(|e| e.to_string())?),
                 block_data: read_blocks(blocks.get_i8_vec("BlockData").map_err(|e| e.to_string())?),
                 block_entities: read_tile_entities(blocks.get_compound_tag_vec("BlockEntities").map_err(|e| e.to_string())?)?,
+            },
             entities: None,
         })
     }
-
 }
 
 fn read_tile_entities(tag: Vec<&CompoundTag>) -> Result<Vec<BlockEntity>, String> {
@@ -161,14 +262,6 @@ fn read_palette(p: &CompoundTag) -> HashMap<String, i32> {
     palette
 }
 
-#[inline]
-fn compute_palette_max(palette: &CompoundTag) -> i32 {
-    palette.iter().map(|(_, v)| v).filter_map(|v| match v {
-        Tag::Int(n) => Some(*n),
-        _ => None,
-    }).max().unwrap_or(0)
-}
-
 #[inline]
 fn read_blocks(blockdata: &Vec<i8>) -> Vec<i32> {
     read_varint_array(blockdata)

schemsearch-lib/src/lib.rs

@@ -19,7 +19,7 @@ pub mod pattern_mapper;
 
 use serde::{Serialize, Deserialize};
 use pattern_mapper::match_palette;
-use schemsearch_files::SpongeSchematic;
+use schemsearch_files::SchematicVersioned;
 use crate::pattern_mapper::match_palette_adapt;
 
 #[derive(Debug, Clone, Copy, Deserialize, Serialize)]
@@ -33,15 +33,15 @@ pub struct SearchBehavior {
 }
 
 pub fn search(
-    schem: SpongeSchematic,
+    schem: SchematicVersioned,
-    pattern_schem: &SpongeSchematic,
+    pattern_schem: &SchematicVersioned,
     search_behavior: SearchBehavior,
 ) -> Vec<Match> {
-    if schem.width < pattern_schem.width || schem.height < pattern_schem.height || schem.length < pattern_schem.length {
+    if schem.get_width() < pattern_schem.get_width() || schem.get_height() < pattern_schem.get_height() || schem.get_length() < pattern_schem.get_length() {
         return vec![];
     }
 
-    if pattern_schem.palette.len() > schem.palette.len() {
+    if pattern_schem.get_palette().len() > schem.get_palette().len() {
         return vec![];
     }
 
@@ -49,27 +49,27 @@ pub fn search(
 
     let mut matches: Vec<Match> = Vec::new();
 
-    let pattern_data = pattern_schem.block_data.as_slice();
+    let pattern_data = pattern_schem.get_block_data().as_slice();
 
     let schem_data = if search_behavior.ignore_block_data {
-        match_palette_adapt(&schem, &pattern_schem.palette, search_behavior.ignore_block_data)
+        match_palette_adapt(&schem, &pattern_schem.get_palette(), search_behavior.ignore_block_data)
     } else {
-        schem.block_data.clone()
+        schem.get_block_data().clone()
     };
 
     let schem_data = schem_data.as_slice();
 
-    let air_id = if search_behavior.ignore_air || search_behavior.air_as_any { pattern_schem.palette.get("minecraft:air").unwrap_or(&-1) } else { &-1};
+    let air_id = if search_behavior.ignore_air || search_behavior.air_as_any { pattern_schem.get_palette().get("minecraft:air").unwrap_or(&-1) } else { &-1};
 
     let pattern_blocks = pattern_data.len() as f32;
 
-    let pattern_width = pattern_schem.width as usize;
+    let pattern_width = pattern_schem.get_width() as usize;
-    let pattern_height = pattern_schem.height as usize;
+    let pattern_height = pattern_schem.get_height() as usize;
-    let pattern_length = pattern_schem.length as usize;
+    let pattern_length = pattern_schem.get_length() as usize;
 
-    let schem_width = schem.width as usize;
+    let schem_width = schem.get_width() as usize;
-    let schem_height = schem.height as usize;
+    let schem_height = schem.get_height() as usize;
-    let schem_length = schem.length as usize;
+    let schem_length = schem.get_length() as usize;
 
     for y in 0..=schem_height - pattern_height {
         for z in 0..=schem_length - pattern_length {
@@ -136,12 +136,19 @@ pub fn normalize_data(data: &str, ignore_data: bool) -> &str {
 #[cfg(test)]
 mod tests {
     use std::path::{Path, PathBuf};
+    use schemsearch_files::SchematicVersioned::V2;
+    use schemsearch_files::SpongeV2Schematic;
     use crate::pattern_mapper::strip_data;
     use super::*;
 
     #[test]
     fn read_schematic() {
-        let schematic = SpongeSchematic::load(&PathBuf::from("../tests/simple.schem")).unwrap();
+        let schematic = SchematicVersioned::load(&PathBuf::from("../tests/simple.schem")).unwrap();
+
+        let schematic = match schematic {
+            V2 (schematic) => schematic,
+            _ => panic!("Invalid schematic version"),
+        };
 
         assert_eq!(schematic.width as usize * schematic.height as usize * schematic.length as usize, schematic.block_data.len());
         assert_eq!(schematic.palette_max, schematic.palette.len() as i32);
@@ -149,7 +156,12 @@ mod tests {
 
     #[test]
     fn test_parse_function() {
-        let schematic = SpongeSchematic::load(&PathBuf::from("../tests/simple.schem")).unwrap();
+        let schematic: SchematicVersioned = SchematicVersioned::load(&PathBuf::from("../tests/simple.schem")).unwrap();
+
+        let schematic = match schematic {
+            V2 (schematic) => schematic,
+            _ => panic!("Invalid schematic version"),
+        };
 
         assert_eq!(schematic.width as usize * schematic.height as usize * schematic.length as usize, schematic.block_data.len());
         assert_eq!(schematic.palette_max, schematic.palette.len() as i32);
@@ -157,32 +169,32 @@ mod tests {
 
     #[test]
     fn test_strip_schem() {
-        let schematic = SpongeSchematic::load(&PathBuf::from("../tests/simple.schem")).unwrap();
+        let schematic = SchematicVersioned::load(&PathBuf::from("../tests/simple.schem")).unwrap();
         let stripped = strip_data(&schematic);
 
-        assert_eq!(stripped.palette.keys().any(|k| k.contains('[')), false);
+        assert_eq!(stripped.get_palette().keys().any(|k| k.contains('[')), false);
     }
 
     #[test]
     fn test_match_palette() {
-        let schematic = SpongeSchematic::load(&PathBuf::from("../tests/simple.schem")).unwrap();
+        let schematic = SchematicVersioned::load(&PathBuf::from("../tests/simple.schem")).unwrap();
-        let endstone = SpongeSchematic::load(&PathBuf::from("../tests/endstone.schem")).unwrap();
+        let endstone = SchematicVersioned::load(&PathBuf::from("../tests/endstone.schem")).unwrap();
 
         let _ = match_palette(&schematic, &endstone, true);
     }
 
     #[test]
     fn test_match_palette_ignore_data() {
-        let schematic = SpongeSchematic::load(&PathBuf::from("../tests/simple.schem")).unwrap();
+        let schematic = SchematicVersioned::load(&PathBuf::from("../tests/simple.schem")).unwrap();
-        let endstone = SpongeSchematic::load(&PathBuf::from("../tests/endstone.schem")).unwrap();
+        let endstone = SchematicVersioned::load(&PathBuf::from("../tests/endstone.schem")).unwrap();
 
         let _ = match_palette(&schematic, &endstone, false);
     }
 
     #[test]
     pub fn test_big_search() {
-        let schematic = SpongeSchematic::load(&PathBuf::from("../tests/simple.schem")).unwrap();
+        let schematic = SchematicVersioned::load(&PathBuf::from("../tests/simple.schem")).unwrap();
-        let endstone = SpongeSchematic::load(&PathBuf::from("../tests/endstone.schem")).unwrap();
+        let endstone = SchematicVersioned::load(&PathBuf::from("../tests/endstone.schem")).unwrap();
 
         let _ = search(schematic, &endstone, SearchBehavior {
             ignore_block_data: true,
@@ -196,8 +208,8 @@ mod tests {
 
     #[test]
     pub fn test_search() {
-        let schematic = SpongeSchematic::load(&PathBuf::from("../tests/Random.schem")).unwrap();
+        let schematic = SchematicVersioned::load(&PathBuf::from("../tests/Random.schem")).unwrap();
-        let pattern = SpongeSchematic::load(&PathBuf::from("../tests/Pattern.schem")).unwrap();
+        let pattern = SchematicVersioned::load(&PathBuf::from("../tests/Pattern.schem")).unwrap();
 
         let matches = search(schematic, &pattern, SearchBehavior {
             ignore_block_data: true,
@@ -218,8 +230,8 @@ mod tests {
 
     #[test]
     pub fn test_search_ws() {
-        let schematic = SpongeSchematic::load(&PathBuf::from("../tests/warships/GreyFly-by-Bosslar.schem")).unwrap();
+        let schematic = SchematicVersioned::load(&PathBuf::from("../tests/warships/GreyFly-by-Bosslar.schem")).unwrap();
-        let pattern = SpongeSchematic::load(&PathBuf::from("../tests/gray_castle_complex.schem")).unwrap();
+        let pattern = SchematicVersioned::load(&PathBuf::from("../tests/gray_castle_complex.schem")).unwrap();
 
         let matches = search(schematic, &pattern, SearchBehavior {
             ignore_block_data: false,

schemsearch-lib/src/pattern_mapper.rs

@@ -17,26 +17,26 @@
 
 use std::collections::HashMap;
 use nbt::CompoundTag;
-use schemsearch_files::SpongeSchematic;
+use schemsearch_files::{SchematicVersioned, SpongeV2Schematic};
 use crate::normalize_data;
 
-fn create_reverse_palette(schem: &SpongeSchematic) -> Vec<&str> {
+fn create_reverse_palette(schem: &SchematicVersioned) -> Vec<&str> {
-    let mut reverse_palette = Vec::with_capacity(schem.palette_max as usize);
+    let mut reverse_palette = Vec::with_capacity(schem.get_palette_max() as usize);
-    (0..schem.palette_max).for_each(|_| reverse_palette.push(""));
+    (0..schem.get_palette_max()).for_each(|_| reverse_palette.push(""));
-    for (key, value) in schem.palette.iter() {
+    for (key, value) in schem.get_palette().iter() {
         reverse_palette[*value as usize] = key;
     }
     reverse_palette
 }
 
-pub fn strip_data(schem: &SpongeSchematic) -> SpongeSchematic {
+pub fn strip_data(schem: &SchematicVersioned) -> SchematicVersioned {
     let mut data: Vec<i32> = Vec::new();
 
     let mut palette: HashMap<String, i32> = HashMap::new();
     let mut palette_max: i32 = 0;
     let reverse_palette = create_reverse_palette(schem);
 
-    for block in schem.block_data.iter() {
+    for block in schem.get_block_data().iter() {
         let block_name = reverse_palette[*block as usize].clone();
         let block_name = block_name.split('[').next().unwrap().to_string();
 
@@ -48,28 +48,28 @@ pub fn strip_data(schem: &SpongeSchematic) -> SpongeSchematic {
         data.push(*entry);
     }
 
-    SpongeSchematic {
+    SchematicVersioned::V2(SpongeV2Schematic {
         data_version: 1,
         palette,
         palette_max,
         block_data: data,
-        block_entities: schem.block_entities.clone(),
+        block_entities: schem.get_block_entities().clone(),
-        height: schem.height,
+        height: schem.get_height(),
-        length: schem.length,
+        length: schem.get_length(),
-        width: schem.width,
+        width: schem.get_width(),
         metadata: CompoundTag::new(),
         offset: [0; 3],
         entities: None,
-    }
+    },)
 
 
 }
 
-pub fn match_palette_adapt(schem: &SpongeSchematic, matching_palette: &HashMap<String, i32>, ignore_data: bool) -> Vec<i32> {
+pub fn match_palette_adapt(schem: &SchematicVersioned, matching_palette: &HashMap<String, i32>, ignore_data: bool) -> Vec<i32> {
     let mut data: Vec<i32> = Vec::new();
     let reverse_palette = create_reverse_palette(schem);
 
-    for x in schem.block_data.iter() {
+    for x in schem.get_block_data() {
         let blockname = reverse_palette[*x as usize];
         let blockname = if ignore_data { normalize_data(blockname, ignore_data) } else { blockname };
         let block_id = match matching_palette.get(&*blockname) {
@@ -83,10 +83,10 @@ pub fn match_palette_adapt(schem: &SpongeSchematic, matching_palette: &HashMap<S
 }
 
 pub fn match_palette(
-    schem: &SpongeSchematic,
+    schem: &SchematicVersioned,
-    pattern: &SpongeSchematic,
+    pattern: &SchematicVersioned,
     ignore_data: bool,
-) -> SpongeSchematic {
+) -> SchematicVersioned {
     if ignore_data {
         match_palette_internal(&strip_data(schem), &strip_data(pattern), ignore_data)
     } else {
@@ -95,23 +95,23 @@ pub fn match_palette(
 }
 
 fn match_palette_internal(
-    schem: &SpongeSchematic,
+    schem: &SchematicVersioned,
-    pattern: &SpongeSchematic,
+    pattern: &SchematicVersioned,
     ignore_data: bool,
-) -> SpongeSchematic {
+) -> SchematicVersioned {
-    let data_pattern: Vec<i32> = match_palette_adapt(&pattern, &schem.palette, ignore_data);
+    let data_pattern: Vec<i32> = match_palette_adapt(&pattern, schem.get_palette(), ignore_data);
 
-    SpongeSchematic {
+    SchematicVersioned::V2(SpongeV2Schematic {
         data_version: 0,
-        palette: schem.palette.clone(),
+        palette: schem.get_palette().clone(),
-        palette_max: schem.palette_max,
+        palette_max: schem.get_palette_max(),
         block_data: data_pattern,
-        block_entities: pattern.block_entities.clone(),
+        block_entities: pattern.get_block_entities().clone(),
-        height: pattern.height,
+        height: pattern.get_height(),
-        length: pattern.length,
+        length: pattern.get_length(),
-        width: pattern.width,
+        width: pattern.get_width(),
         metadata: CompoundTag::new(),
         offset: [0; 3],
         entities: None,
-    }
+    })
 }