2025-08-10 15:15:10 +09:00
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//! ArrayBox 📦 - 配列・リスト操作
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2025-08-10 02:45:57 +00:00
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// Nyashの箱システムによる配列・リスト操作を提供します。
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2025-08-10 15:15:10 +09:00
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// Arc<Mutex>パターンで内部可変性を実現
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2025-08-10 02:45:57 +00:00
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2025-08-10 15:15:10 +09:00
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use crate::box_trait::{NyashBox, StringBox, BoolBox, IntegerBox};
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2025-08-10 03:21:24 +00:00
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use std::any::Any;
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2025-08-10 15:15:10 +09:00
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use std::sync::{Arc, Mutex};
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2025-08-10 03:21:24 +00:00
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2025-08-10 15:15:10 +09:00
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#[derive(Debug, Clone)]
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pub struct ArrayBox {
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pub items: Arc<Mutex<Vec<Box<dyn NyashBox>>>>,
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id: u64,
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}
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impl ArrayBox {
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/// 新しいArrayBoxを作成
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pub fn new() -> Self {
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static mut COUNTER: u64 = 0;
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let id = unsafe {
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COUNTER += 1;
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COUNTER
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};
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ArrayBox {
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items: Arc::new(Mutex::new(Vec::new())),
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id,
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}
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}
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/// 要素を追加
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pub fn push(&self, item: Box<dyn NyashBox>) -> Box<dyn NyashBox> {
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self.items.lock().unwrap().push(item);
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Box::new(StringBox::new("ok"))
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}
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/// 最後の要素を取り出す
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pub fn pop(&self) -> Box<dyn NyashBox> {
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match self.items.lock().unwrap().pop() {
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Some(item) => item,
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None => Box::new(crate::boxes::null_box::NullBox::new()),
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}
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}
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/// 要素数を取得
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pub fn length(&self) -> Box<dyn NyashBox> {
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Box::new(IntegerBox::new(self.items.lock().unwrap().len() as i64))
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}
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/// インデックスで要素を取得
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pub fn get(&self, index: usize) -> Option<Box<dyn NyashBox>> {
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self.items.lock().unwrap().get(index).map(|item| item.clone_box())
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}
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/// インデックスで要素を設定
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pub fn set(&self, index: usize, value: Box<dyn NyashBox>) -> Result<(), String> {
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let mut items = self.items.lock().unwrap();
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if index < items.len() {
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items[index] = value;
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Ok(())
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} else {
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Err(format!("Index {} out of bounds", index))
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}
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}
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/// 要素を削除
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pub fn remove(&self, index: usize) -> Option<Box<dyn NyashBox>> {
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let mut items = self.items.lock().unwrap();
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if index < items.len() {
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Some(items.remove(index))
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} else {
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None
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}
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}
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/// 指定された値のインデックスを検索
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pub fn indexOf(&self, value: &dyn NyashBox) -> Box<dyn NyashBox> {
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let items = self.items.lock().unwrap();
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for (i, item) in items.iter().enumerate() {
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if item.equals(value).value {
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return Box::new(IntegerBox::new(i as i64));
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}
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}
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Box::new(IntegerBox::new(-1))
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}
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/// 指定された値が含まれているか確認
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pub fn contains(&self, value: &dyn NyashBox) -> Box<dyn NyashBox> {
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let items = self.items.lock().unwrap();
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for item in items.iter() {
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if item.equals(value).value {
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return Box::new(BoolBox::new(true));
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}
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}
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Box::new(BoolBox::new(false))
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}
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/// 配列を空にする
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pub fn clear(&self) -> Box<dyn NyashBox> {
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self.items.lock().unwrap().clear();
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Box::new(StringBox::new("ok"))
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}
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/// 文字列結合
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pub fn join(&self, delimiter: &str) -> Box<dyn NyashBox> {
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let items = self.items.lock().unwrap();
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let strings: Vec<String> = items.iter()
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.map(|item| item.to_string_box().value)
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.collect();
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Box::new(StringBox::new(&strings.join(delimiter)))
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}
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}
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impl NyashBox for ArrayBox {
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fn clone_box(&self) -> Box<dyn NyashBox> {
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Box::new(self.clone())
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}
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fn to_string_box(&self) -> StringBox {
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let items = self.items.lock().unwrap();
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let strings: Vec<String> = items.iter()
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.map(|item| item.to_string_box().value)
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.collect();
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StringBox::new(format!("[{}]", strings.join(", ")))
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}
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fn as_any(&self) -> &dyn Any {
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self
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}
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fn type_name(&self) -> &'static str {
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"ArrayBox"
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}
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fn box_id(&self) -> u64 {
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self.id
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}
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fn equals(&self, other: &dyn NyashBox) -> BoolBox {
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if let Some(other_array) = other.as_any().downcast_ref::<ArrayBox>() {
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let self_items = self.items.lock().unwrap();
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let other_items = other_array.items.lock().unwrap();
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if self_items.len() != other_items.len() {
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return BoolBox::new(false);
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}
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for (a, b) in self_items.iter().zip(other_items.iter()) {
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if !a.equals(b.as_ref()).value {
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return BoolBox::new(false);
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}
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}
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BoolBox::new(true)
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} else {
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BoolBox::new(false)
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}
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}
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}
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