From cfd970e21663c3278f6e01d356690789225b6b56 Mon Sep 17 00:00:00 2001
From: Elizabeth Hunt <elizabeth.hunt@simponic.xyz>
Date: Sat, 2 Dec 2023 14:16:56 -0700
Subject: 2022 day 9 and add utils

---
 utils/jsonds.ts | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 utils/jsonds.ts

(limited to 'utils/jsonds.ts')

diff --git a/utils/jsonds.ts b/utils/jsonds.ts
new file mode 100644
index 0000000..c717232
--- /dev/null
+++ b/utils/jsonds.ts
@@ -0,0 +1,66 @@
+export class JSONSet<T extends Object> {
+  private items: Set<string>;
+
+  constructor() {
+    this.items = new Set<string>();
+  }
+
+  add(item: T): void {
+    const itemJson = JSON.stringify(item, Object.keys(item).sort());
+    this.items.add(itemJson);
+  }
+
+  has(item: T): boolean {
+    const itemJson = JSON.stringify(item, Object.keys(item).sort());
+    return this.items.has(itemJson);
+  }
+
+  delete(item: T): boolean {
+    const itemJson = JSON.stringify(item, Object.keys(item).sort());
+    return this.items.delete(itemJson);
+  }
+
+  clear(): void {
+    this.items.clear();
+  }
+
+  get size(): number {
+    return this.items.size;
+  }
+}
+
+export class JSONHashMap<T extends Object> {
+  private map: Map<string, T>;
+
+  constructor() {
+    this.map = new Map<string, T>();
+  }
+
+  set(key: T, value: T): void {
+    const keyJson = JSON.stringify(key, Object.keys(key).sort());
+    this.map.set(keyJson, value);
+  }
+
+  get(key: T): T | undefined {
+    const keyJson = JSON.stringify(key, Object.keys(key).sort());
+    return this.map.get(keyJson);
+  }
+
+  has(key: T): boolean {
+    const keyJson = JSON.stringify(key, Object.keys(key).sort());
+    return this.map.has(keyJson);
+  }
+
+  delete(key: T): boolean {
+    const keyJson = JSON.stringify(key, Object.keys(key).sort());
+    return this.map.delete(keyJson);
+  }
+
+  clear(): void {
+    this.map.clear();
+  }
+
+  get size(): number {
+    return this.map.size;
+  }
+}
-- 
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