impl<'a, T: AsRef<B>, B> Access<'a, T, B> {

pub const fn is_borrowed(&self) -> bool {

}

pub const fn is_owned(&self) -> bool {

}

}

impl<'a, T: AsRef<B>, B: ?Sized> Borrow<B> for Access<'a, T, B> {

fn borrow(&self) -> &B {

match self {

Self::Owned(v) => v.as_ref(),

}

}

fn deref(&self) -> &Self::Target {

match self {

Self::Owned(v) => v.as_ref(),

}

}

impl<'a, T: AsRef<B>, B: ?Sized + Hash> Hash for Access<'a, T, B> {

fn hash<H: Hasher>(&self, state: &mut H) {

}

}

use crate::block::simple::{cost, state_impl, BuildCost, SimpleBlock};

use crate::block::transport::ItemBlock;

use crate::data::dynamic::{DynData, DynType};

use crate::data::GridPos;

use crate::item::storage::Storage;

impl From<RGBA> for u32 {

fn from(value: RGBA) -> Self {

}

}

}

impl LampBlock {

pub const fn new(size: u8, symmetric: bool, build_cost: BuildCost) -> Self {

Self {

size,

symmetric,

}

impl BlockLogic for LampBlock {

fn data_from_i32(&self, config: i32, _: GridPos) -> Result<DynData, DataConvertError> {

Ok(DynData::Int(config))

use std::any::Any;

use crate::block::simple::{cost, state_impl, BuildCost, SimpleBlock};

use crate::data::dynamic::{DynData, DynType};

use crate::data::GridPos;

use crate::item::storage::Storage;

}

impl DoorBlock {

pub const fn new(size: u8, symmetric: bool, build_cost: BuildCost) -> Self {

Self {

size,

symmetric,

}

impl BlockLogic for DoorBlock {

fn data_from_i32(&self, _: i32, _: GridPos) -> Result<DynData, DataConvertError> {

Ok(DynData::Boolean(false))

use std::error::Error;

use std::fmt;

use crate::block::transport::BridgeBlock;

use crate::content;

use crate::data::dynamic::{DynData, DynType};

use crate::data::GridPos;

}

impl FluidBlock {

pub const fn new(size: u8, symmetric: bool, build_cost: BuildCost) -> Self {

Self {

size,

symmetric,

}

impl BlockLogic for FluidBlock {

fn data_from_i32(&self, config: i32, _: GridPos) -> Result<DynData, DataConvertError> {

return Err(DataConvertError::Custom(Box::new(FluidConvertError(

config,

))));

};

use crate::block::simple::{cost, state_impl, BuildCost, SimpleBlock};

use crate::data::dynamic::{DynData, DynType};

use crate::data::{self, DataRead, DataWrite, GridPos};

use crate::item::storage::Storage;

}

impl MessageLogic {

pub const fn new(size: u8, symmetric: bool, build_cost: BuildCost) -> Self {

Self {

size,

symmetric,

}

impl BlockLogic for MessageLogic {

fn data_from_i32(&self, _: i32, _: GridPos) -> Result<DynData, DataConvertError> {

Ok(DynData::Empty)

}

impl SwitchLogic {

pub const fn new(size: u8, symmetric: bool, build_cost: BuildCost) -> Self {

Self {

size,

symmetric,

}

impl BlockLogic for SwitchLogic {

fn data_from_i32(&self, _: i32, _: GridPos) -> Result<DynData, DataConvertError> {

Ok(DynData::Empty)

}

fn clone_state(&self, state: &dyn Any) -> Box<dyn Any> {

}

fn mirror_state(&self, _: &mut dyn Any, _: bool, _: bool) {}

}

impl ProcessorLogic {

pub const fn new(size: u8, symmetric: bool, build_cost: BuildCost) -> Self {

Self {

size,

symmetric,

}

impl BlockLogic for ProcessorLogic {

fn data_from_i32(&self, _: i32, _: GridPos) -> Result<DynData, DataConvertError> {

Ok(DynData::Empty)

fn deserialize_state(&self, data: DynData) -> Result<Option<Box<dyn Any>>, DeserializeError> {

match data {

DynData::ByteArray(arr) => {

let mut input = arr.as_ref();

let mut dec = Decompress::new(true);

}

let code_len = ProcessorDeserializeError::forward(buff.read_i32())?;

return Err(DeserializeError::Custom(Box::new(

ProcessorDeserializeError::CodeLength(code_len),

)));

}

fn mirror_state(&self, state: &mut dyn Any, horizontally: bool, vertically: bool) {

if horizontally {

link.x = -link.x;

}

}

fn rotate_state(&self, state: &mut dyn Any, clockwise: bool) {

let (cdx, cdy) = link.get_pos();

link.x = if clockwise { cdy } else { -cdy };

link.y = if clockwise { -cdx } else { cdx };

fn serialize_state(&self, state: &dyn Any) -> Result<DynData, SerializeError> {

let state = Self::get_state(state);

ProcessorSerializeError::forward(rbuff.write_u8(1))?;

assert!(state.code.len() < 500 * 1024);

ProcessorSerializeError::forward(rbuff.write_i32(state.code.len() as i32))?;

ProcessorSerializeError::forward(rbuff.write_bytes(state.code.as_bytes()))?;

assert!(state.links.len() < i32::MAX as usize);

ProcessorSerializeError::forward(rbuff.write_i32(state.links.len() as i32))?;

ProcessorSerializeError::forward(rbuff.write_utf(&link.name))?;

ProcessorSerializeError::forward(rbuff.write_i16(link.x))?;

ProcessorSerializeError::forward(rbuff.write_i16(link.y))?;

}

}

pub struct ProcessorLink {

name: String,

x: i16,

}

impl ProcessorLink {

pub fn new(name: Cow<'_, str>, x: i16, y: i16) -> Self {

Self {

name: name.into_owned(),

x,

}

}

pub fn get_name(&self) -> &str {

&self.name

}

pub fn get_pos(&self) -> (i16, i16) {

(self.x, self.y)

}

}

pub struct ProcessorState {

code: String,

links: Vec<ProcessorLink>,

}

impl ProcessorState {

pub fn get_code(&self) -> &str {

&self.code

}

Ok(())

}

pub fn get_links(&self) -> &[ProcessorLink] {

&self.links

}

if name.len() > u16::MAX as usize {

return Err(CreateError::NameLength(name.len()));

}

return Err(CreateError::DuplicateName(name));

}

if x == curr.x && y == curr.y {

fn serialize_state(&self, state: &dyn Any) -> Result<DynData, SerializeError>;

}

#[derive(Debug)]

pub enum DataConvertError {

Custom(Box<dyn Error>),

}

impl Block {

pub const fn new(

name: Cow<'static, str>,

logic: BoxAccess<'static, dyn BlockLogic + Sync>,

impl fmt::Debug for Block {

fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {

let name: &str = &self.name;

}

}

}

impl Rotation {

pub fn mirrored(self, horizontally: bool, vertically: bool) -> Self {

match self {

Self::Right => {

*self = self.mirrored(horizontally, vertically);

}

pub fn rotated(self, clockwise: bool) -> Self {

match self {

Self::Right => {

*self = self.rotated(clockwise);

}

pub fn rotated_180(self) -> Self {

match self {

Self::Right => Self::Left,

std::borrow::Cow::Borrowed($field), $crate::access::Access::Borrowed(&$logic));

)+

$(assert!(reg.register(&[<$field:snake:upper>]).is_ok(), "duplicate block {:?}", $field);)+

}

}

}

pub(crate) use make_register;

pub fn build_registry() -> BlockRegistry<'static> {

register(&mut reg);

reg

}

turret::register(reg);

extraction::register(reg);

transport::register(reg);

use crate::block::simple::{cost, state_impl, BuildCost, SimpleBlock};

use crate::block::{

};

use crate::content;

use crate::data::dynamic::{DynData, DynType};

}

impl AssemblerBlock {

pub const fn new(

size: u8,

symmetric: bool,

build_cost: BuildCost,

valid: &'static [unit::Type],

) -> Self {

Self {

size,

symmetric,

}

impl BlockLogic for AssemblerBlock {

fn data_from_i32(&self, _: i32, _: GridPos) -> Result<DynData, DataConvertError> {

Ok(DynData::Int(-1))

}

impl PayloadBlock {

pub const fn new(size: u8, symmetric: bool, build_cost: BuildCost) -> Self {

Self {

size,

symmetric,

}

impl BlockLogic for PayloadBlock {

fn data_from_i32(&self, _: i32, _: GridPos) -> Result<DynData, DataConvertError> {

Ok(DynData::Empty)

use std::fmt;

use crate::block::simple::{cost, state_impl, BuildCost, SimpleBlock};

use crate::data::dynamic::{DynData, DynType};

use crate::data::GridPos;

use crate::item::storage::Storage;

}

impl ConnectorBlock {

pub const fn new(size: u8, symmetric: bool, build_cost: BuildCost, max: u8) -> Self {

Self {

size,

symmetric,

}

}

pub fn get_max_links(&self) -> u8 {

self.max

}

}

impl BlockLogic for ConnectorBlock {

fn data_from_i32(&self, _: i32, _: GridPos) -> Result<DynData, DataConvertError> {

Ok(DynData::Empty)

use std::any::{type_name, Any};

use crate::data::dynamic::DynData;

use crate::data::GridPos;

use crate::item;

{

($vis:vis $type:ty) =>

{

where Self: Sized

{

state.downcast_ref::<$type>().unwrap()

}

where Self: Sized

{

state.downcast_mut::<$type>().unwrap()

}

impl SimpleBlock {

pub const fn new(size: u8, symmetric: bool, build_cost: BuildCost) -> Self {

Self {

size,

symmetric,

}

impl BlockLogic for SimpleBlock {

fn data_from_i32(&self, _: i32, _: GridPos) -> Result<DynData, DataConvertError> {

Ok(DynData::Empty)

}

}

&[$((crate::item::Type::$item, $cnt)),*]

};

}

use std::fmt;

use crate::block::simple::{cost, state_impl, BuildCost, SimpleBlock};

use crate::content;

use crate::data::dynamic::{DynData, DynType};

use crate::data::GridPos;

use crate::item;

use crate::item::storage::Storage;

"conveyor" => SimpleBlock::new(1, false, cost!(Copper: 1));

"titanium-conveyor" => SimpleBlock::new(1, false, cost!(Copper: 1, Lead: 1, Titanium: 1));

"plastanium-conveyor" => SimpleBlock::new(1, false, cost!(Graphite: 1, Silicon: 1, Plastanium: 1));

// sandbox only

"item-source" => ItemBlock::new(1, true, &[]);

"item-void" => SimpleBlock::new(1, true, &[]);

pub struct ItemBlock {

size: u8,

}

impl ItemBlock {

pub const fn new(size: u8, symmetric: bool, build_cost: BuildCost) -> Self {

Self {

size,

symmetric,

}

impl BlockLogic for ItemBlock {

fn data_from_i32(&self, config: i32, _: GridPos) -> Result<DynData, DataConvertError> {

return Err(DataConvertError::Custom(Box::new(ItemConvertError(config))));

}

Ok(DynData::Content(content::Type::Item, config as u16))

type Point2 = (i32, i32);

impl BridgeBlock {

pub const fn new(

size: u8,

symmetric: bool,

range: u16,

ortho: bool,

) -> Self {

Self {

size,

symmetric,

}

impl BlockLogic for BridgeBlock {

fn data_from_i32(&self, config: i32, pos: GridPos) -> Result<DynData, DataConvertError> {

let (x, y) = ((config >> 16) as i16, config as i16);

y,

})));

}

Ok(DynData::Point2(dx, dy))

}

if self.ortho {

// the game uses (-worldX, -worldY) to indicate no target

// likely because the absolute target being (0, 0) means it's unlinked

}

}

// can't check range otherwise, it depends on the target's size

}

return Err(DecodeError::Truncated);

}

0

};

let expect_len = input.len() / 4 * 3 - pad_len;

if output.len() < expect_len {

have: output.len(),

});

}

let mut in_pos = 0usize;

let mut out_pos = 0usize;

while in_pos < input.len() - 4 {

"missed output ({out_pos}, expected {expect_len})"

);

Ok(out_pos)

}

}

assert_ne!(c0, PADDING, "padding character in data charset at {i}");

if i > 0 {

for (j, &c1) in CHARS[..i].iter().enumerate() {

}

}

}

}

impl DynData {

pub fn get_type(&self) -> DynType {

match self {

Self::Empty => DynType::Empty,

None => buff.write_bool(false)?,

Some(s) => {

buff.write_bool(true)?;

}

}

Ok(())

buff.write_u8(8)?;

buff.write_i8(arr.len() as i8)?;

for &(x, y) in arr.iter() {

}

Ok(())

}

};

}

#[test]

let input = [$($val),+];

let mut positions = [$(_zero!($val)),+];

for (i, d) in input.iter().enumerate()

{

assert_eq!(DynSerializer.serialize(&mut writer, d), Ok(()));

);

make_dyn_test!(

reparse_int,

);

make_dyn_test!(

reparse_long,

);

make_dyn_test!(

reparse_float,

DynData::Float(f32::INFINITY),

);

make_dyn_test!(

reparse_string,

DynData::String(None),

DynData::String(Some("hello \u{10FE03}".to_string())),

);

make_dyn_test!(

reparse_content,

);

make_dyn_test!(

reparse_int_array,

);

make_dyn_test!(

reparse_point2,

DynData::Point2(17, 0),

DynData::Point2(234, -345),

);

make_dyn_test!(

reparse_point2_array,

);

make_dyn_test!(

reparse_double,

);

make_dyn_test!(

reparse_building,

DynData::BoolArray(vec![true, true, true, false, true, false, true]),

DynData::BoolArray(vec![false, true])

);

make_dyn_test!(

reparse_vec2_array,

DynData::Vec2Array(vec![(4.4, 5.5), (-3.3, 6.6), (-2.2, -7.7)]),

}

impl<'d> DataRead<'d> {

Self { data }

}

impl<'d> DataWrite<'d> {

pub fn write_bool(&mut self, val: bool) -> Result<(), WriteError> {

}

make_write!(write_u8, u8);

Ok(())

}

}

match &self.data {

WriteBuff::Ref { raw, pos } => &raw[..*pos],

}

}

}

Self {

data: WriteBuff::Vec(Vec::new()),

}

impl From<GridPos> for u32 {

fn from(value: GridPos) -> Self {

}

}

assert_eq!(read.read_u16(), Ok(43296));

assert_eq!(read.read_i16(), Ok(29123));

assert_eq!(read.read_i16(), Ok(-17559));

assert_eq!(read.read_utf(), Ok("the lazy dog."));

}

#[test]

fn write() {

assert_eq!(write.write_u8(84), Ok(()));

assert_eq!(write.write_i8(104), Ok(()));

assert_eq!(write.write_i8(-61), Ok(()));

assert_eq!(write.write_u16(43296), Ok(()));

assert_eq!(write.write_i16(29123), Ok(()));

assert_eq!(write.write_i16(-17559), Ok(()));

assert_eq!(write.write_utf("the lazy dog."), Ok(()));

assert_eq!(

write.get_written(),

}

impl<'l> Placement<'l> {

pub fn get_pos(&self) -> GridPos {

self.pos

}

pub fn get_block(&self) -> &'l Block {

self.block

}

pub fn get_state(&self) -> Option<&dyn Any> {

match self.state {

None => None,

Ok(std::mem::replace(&mut self.state, state))

}

pub fn get_rotation(&self) -> Rotation {

self.rot

}

}

impl<'l> Schematic<'l> {

pub fn new(width: u16, height: u16) -> Self {

match Self::try_new(width, height) {

Ok(s) => s,

})

}

pub fn get_width(&self) -> u16 {

self.width

}

pub fn get_height(&self) -> u16 {

self.height

}

pub fn get_tags(&self) -> &HashMap<String, String> {

&self.tags

}

&mut self.tags

}

pub fn is_empty(&self) -> bool {

self.blocks.is_empty()

}

pub fn get_block_count(&self) -> usize {

self.blocks.len()

}

pub fn is_region_empty(&self, x: u16, y: u16, w: u16, h: u16) -> bool {

return true;

}

if x >= self.width || y >= self.height || w == 0 || h == 0 {

h: self.height,

});

}

return Ok(None);

}

let pos = (x as usize) + (y as usize) * (self.width as usize);

h: self.height,

});

}

return Ok(None);

}

let pos = (x as usize) + (y as usize) * (self.width as usize);

}

fn fill_lookup(&mut self, x: usize, y: usize, sz: usize, val: Option<usize>) {

self.lookup

.resize((self.width as usize) * (self.height as usize), None);

}

if sz > 1 {

let (x0, y0) = (x - off, y - off);

for dy in 0..sz {

for dx in 0..sz {

data: DynData,

rot: Rotation,

) -> Result<&Placement<'l>, PlaceError> {

let off = (sz - 1) / 2;

if x < off || y < off {

return Err(PlaceError::Bounds {

rot: Rotation,

collect: bool,

) -> Result<Option<Vec<Placement<'l>>>, PlaceError> {

let off = (sz - 1) / 2;

if x < off || y < off {

return Err(PlaceError::Bounds {

h: self.height,

});

}

let pos = (x as usize) + (y as usize) * (self.width as usize);

match self.lookup[pos] {

None => Ok(None),

Some(idx) => Ok(Some(self.swap_remove(idx))),

}

}

}

fn rebuild_lookup(&mut self) {

self.lookup.clear();

self.lookup

.resize((self.width as usize) * (self.height as usize), None);

for (i, curr) in self.blocks.iter().enumerate() {

pub fn mirror(&mut self, horizontally: bool, vertically: bool) {

if !self.blocks.is_empty() && (horizontally || vertically) {

// because position is the bottom left of the center (which changes during mirroring)

if horizontally {

curr.pos.0 = self.width - 1 - curr.pos.0 - shift;

}

self.width = h;

self.height = w;

if !self.blocks.is_empty() {

let x = curr.pos.0;

let y = curr.pos.1;

// because position is the bottom left of the center (which changes during rotation)

if clockwise {

curr.pos.0 = y;

curr.pos.1 = w - 1 - x - shift;

let top_bound = dy + h as i16 - 1;

let left_bound = dx;

let bottom_bound = dy;

let (x0, y0, x1, y1) = (

pos.0 - (sz - 1) / 2,

pos.1 - (sz - 1) / 2,

bottom = bottom_bound as u16 - y0;

}

}

return Err(ResizeError::Truncated {

right,

top,

}

self.width = w;

self.height = h;

pos.0 = (pos.0 as i16 + dx) as u16;

pos.1 = (pos.1 as i16 + dy) as u16;

}

self.mirror(true, true);

}

pub fn pos_iter(&self) -> PosIter {

PosIter {

x: 0,

self.blocks.iter()

}

pub fn compute_total_cost(&self) -> (ItemStorage, bool) {

let mut cost = ItemStorage::new();

let mut sandbox = false;

if let Some(curr) = block.get_build_cost() {

cost.add_all(curr, u32::MAX);

} else {

// find unique letters for each block, more common blocks pick first

let mut name_cnt = HashMap::<&str, u16>::new();

match name_cnt.entry(p.block.get_name()) {

Entry::Occupied(mut e) => *e.get_mut() += 1,

Entry::Vacant(e) => {

0x70u8, 0x00u8, 0x00u8, 0x40u8, 0x90u8,

];

let mut types = HashMap::<&str, char>::new();

let mut found = false;

for c in name.chars() {

if c > ' ' && c <= '~' {

}

// coordinates start in the bottom left, so y starts at self.height - 1

for y in (0..self.height as usize).rev() {

let mut x = 0usize;

while x < self.width as usize {

let v = *types.get(k).unwrap();

write!(f, "\n({v}) {k}")?;

}

}

Ok(())

}

buff.write_u32(SCHEMATIC_HEADER)?;

buff.write_u8(1)?;

// don't have to check dimensions because they're already limited to MAX_DIMENSION

rbuff.write_i16(data.width as i16)?;

rbuff.write_i16(data.height as i16)?;

return Err(WriteError::TagCount(data.tags.len()));

}

rbuff.write_u8(data.tags.len() as u8)?;

rbuff.write_utf(k)?;

rbuff.write_utf(v)?;

}

// use string keys here to avoid issues with different block refs with the same name

let mut block_map = HashMap::<&str, u32>::new();

let mut block_table = Vec::<&str>::new();

}

}

if block_table.len() > i8::MAX as usize {

}

// else: implies contents are also valid i8 (they're strictly less than the map length)

rbuff.write_i8(block_table.len() as i8)?;

rbuff.write_utf(name)?;

}

// don't have to check data.blocks.len() because dimensions don't allow exceeding MAX_BLOCKS

rbuff.write_i32(data.blocks.len() as i32)?;

let mut num = 0;

rbuff.write_i8(block_map[curr.block.get_name()] as i8)?;

rbuff.write_u32(u32::from(curr.pos))?;

let data = match curr.state {

assert_eq!(num, data.blocks.len());

// compress into the provided buffer

let mut comp = Compress::new(Compression::default(), true);

// compress the immediate buffer into a temp buffer to copy it to buff? no thanks

match buff.data {

}

pub fn serialize_base64(&mut self, data: &Schematic<'l>) -> Result<String, W64Error> {

self.serialize(&mut buff, data)?;

let buff = buff.get_written();

// round up because of padding

let mut text = Vec::<u8>::new();

text.resize(required, 0);

let n_out = base64::encode(buff, text.as_mut())?;

return Err(Error::EmptyName { pos: arg_off + pos });

}

}

}

}

}

impl ArgCount {

pub const fn has_value(&self) -> bool {

}

pub const fn is_required(&self) -> bool {

}

pub const fn get_max_count(&self) -> Option<usize> {

impl OptionValue {

pub const fn is_absent(&self) -> bool {

}

pub const fn is_present(&self) -> bool {

}

pub const fn has_value(&self) -> bool {

}

pub const fn get_value(&self) -> Option<&String> {

}

}

pub struct OptionHandler {

options: Vec<(ArgOption, OptionValue)>,

short_map: HashMap<char, usize>,

}

impl OptionHandler {

pub fn add(&mut self, opt: ArgOption) -> Result<OptionRef, AddArgError> {

}

}

let idx = self.options.len();

let (ref o, ref mut curr) = self.options[idx];

match o.count {

ArgCount::Forbidden => {

if curr.is_absent() {

*curr = OptionValue::Present;

}

}

pub fn main(mut args: Args, arg_off: usize) {

let opt_file = handler

.add(ArgOption::new(

Some('f'),

// give the user a chance to save their work

if state.unsaved {

match ss.serialize(&mut data, state.schematic.as_ref().unwrap()) {

Ok(()) => {

let data = data.get_written();

self.skip_ws();

if let Some(curr) = self.0 {

if curr.len() >= 2 && (curr.as_bytes()[0] == b'"' || curr.as_bytes()[0] == b'\'') {

None => {

self.0 = None;

Some(&curr[1..])

$cmd.print_usage(0);

return;

}

Ok(v) => v,

Err(e) => {

print_err!(e, "Could not parse {}", $name);

};

if let Some(e) = result {

print_err!(e, "Failed to place block at {x} / {y}");

}

}

Some("rotate") => {

Command::Save.print_usage(0);

return;

}

if let Err(e) = SchematicSerializer(state.reg).serialize(&mut serial_buff, schematic) {

print_err!(e, "Could not serialize schematic");

return;

};

if let Some(e) = result {

print_err!(e, "Failed to place block at {x} / {y}");

}

}

Some("rotate") => {

use crate::print_err;

pub fn main(mut args: Args, arg_off: usize) {

let opt_file = handler

.add(ArgOption::new(

Some('f'),

}

impl Storage {

pub const fn new() -> Self {

Self {

base: Vec::new(),

}

}

pub fn is_empty(&self) -> bool {

self.total == 0

}

pub fn get_total(&self) -> u64 {

self.total

}

pub fn get(&self, ty: item::Type) -> u32 {

match self.base.get(u16::from(ty) as usize) {

None => 0,

None => {

self.base.resize(idx + 1, 0);

self.base[idx] = count;

0

}

Some(curr) => {

let prev = *curr;

*curr = count;

prev

}

let actual = add.min(max);

self.base.resize(idx + 1, 0);

self.base[idx] = actual;

(actual, actual)

}

Some(curr) => {

if *curr < max {

let actual = add.min(max - *curr);

*curr += actual;

(actual, *curr)

} else {

(0, *curr)

if add <= max {

self.base.resize(idx + 1, 0);

self.base[idx] = add;

Ok((add, add))

} else {

Err(TryAddError {

Some(curr) => {

if *curr <= max && max - *curr <= add {

*curr += add;

Ok((add, *curr))

} else {

Err(TryAddError {

if *curr > min {

let actual = sub.min(*curr - min);

*curr -= actual;

(actual, *curr)

} else {

(0, *curr)

Some(curr) => {

if *curr >= min && *curr - min >= sub {

*curr -= sub;

Ok((sub, *curr))

} else {

Err(TrySubError {

if curr < max_each {

let actual = (*add).min(max_each - curr);

self.base[idx] += actual;

}

}

// process the final element (which we've retrieved first)

if curr < max_each {

let actual = (*add_last).min(max_each - curr);

self.base[last] += actual;

}

// update total

self.total += added;

let actual = (*add).min(max_each - curr);

self.base[idx] += actual;

*add -= actual;

}

}

// process the final element (which we've retrieved first)

let actual = (*add_last).min(max_each - curr);

self.base[last] += actual;

*add_last -= actual;

}

// update totals

self.total += added;

if *curr > min_each {

let actual = (*sub).min(*curr - min_each);

self.base[idx] -= actual;

}

} else {

break;

let lhs = &mut self.base[..end];

let rhs = &mut other.base[..end];

// process items by increasing ID

if *l > min_each && *r > min_each {

let actual = (*l - min_each).min(*r - min_each);

*l -= actual;

*r -= actual;

}

}

// update totals

(subbed, self.total, other.total)

}

Iter {

base: self.base.iter().enumerate(),

all: true,

}

}

Iter {

base: self.base.iter().enumerate(),

all: false,

}

pub fn clear(&mut self) {

}

}

type Item = (item::Type, u32);

fn next(&mut self) -> Option<Self::Item> {

if *cnt > 0 || self.all {

if let Ok(ty) = item::Type::try_from(idx as u16) {

return Some((ty, *cnt));

}

impl LogicField {

match_select!(

self,

LogicField,

)

}

match_select!(self, LogicField, Enabled, Shoot, ShootP, Config, Color)

}

}

by_name: HashMap<&'l str, &'l E>,

}

Self {

by_name: HashMap::new(),

}

}

pub fn register(&mut self, val: &'l E) -> Result<&'l E, RegisterError<'l, E>> {

Entry::Occupied(e) => Err(RegisterError(e.get())),

Entry::Vacant(e) => Ok(e.insert(val)),

}

}

}

}

pub struct Team(u8);

impl Team {

Self(id)

}

self.0 < 6

}

}

type Error = TryFromU16Error;

fn try_from(value: u16) -> Result<Self, Self::Error> {

Ok(Team(value as u8))

} else {

Err(TryFromU16Error(value))

impl From<Team> for u16 {

fn from(value: Team) -> Self {

}

}

}

fn get_id(&self) -> u16 {

}

fn get_name(&self) -> &'static str {

// dark magic: offsets manually computed, then rely on the format "...|team#{i}|..."

i @ 6..=9 => {

// length: 7 ("team#" (5) + 1 digit + "|" (1))

&TEAM_NAMES[s..s + 6] // exclude the trailing "|"

}

i @ 10..=99 => {

}

impl<T> OnceCell<T> {

pub const fn new() -> Self {

Self {

value: UnsafeCell::new(MaybeUninit::uninit()),

pub fn get(&self) -> Option<&T> {

if self.state.load(Ordering::Acquire) == STATE_READY {

// SAFETY: won't be overwritten for the lifetime of this reference

} else {

None

}

match self.state.load(Ordering::Acquire) {

STATE_INIT => return None,

STATE_LOCKED => (), // continue

x => unreachable!("invalid state {x}"),

}

}

self.state.store(STATE_READY, Ordering::Release);

return written;

}

Err(..) => (), // locked or spurious failure

}

}

Ok(written)

}

// SAFETY: guaranteed to be initialized & protected by acquire ordering

Err(..) => Err(value), // locked or spurious failure

}

}

};

// SAFETY: just in case AtomicU8 has a drop handler

unsafe {

}

std::mem::forget(self);

inner