first commit

2026-10-07 18:56:27 +02:00
commit 2a8a60b725
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+/**
+ * Compare two objects using reference equality and stable deep hashing.
+ * @param {any} object1 First object
+ * @param {any} object2 Second object
+ * @return {boolean} true if equal and false if not
+ */
+declare function isEqual(object1: any, object2: any): boolean;
+export { isEqual };
@@ -0,0 +1,152 @@
+function serialize(input) {
+	if (typeof input === "string") return `'${input}'`;
+	return new Serializer().serialize(input);
+}
+const asciiOrder = " _-,;:!?.'\"()[]{}@*/\\&#%`^+<=>|~$0123456789abcdefghijklmnopqrstuvwxyz";
+const asciiWeights = /*@__PURE__*/ (function() {
+	const weights = /* @__PURE__ */ new Uint8Array(128);
+	for (let i = 0; i < 69; i++) weights[asciiOrder.charCodeAt(i)] = i + 1;
+	for (let code = 65; code <= 90; code++) weights[code] = weights[code + 32];
+	return weights;
+})();
+function compareStrings(a, b) {
+	if (a === b) return 0;
+	const length = Math.min(a.length, b.length);
+	let tieBreaker = 0;
+	for (let i = 0; i < length; i++) {
+		const codeA = a.charCodeAt(i);
+		const codeB = b.charCodeAt(i);
+		if (codeA === codeB) continue;
+		const weightA = codeA < 128 && asciiWeights[codeA] ? asciiWeights[codeA] : codeA + 128;
+		const weightB = codeB < 128 && asciiWeights[codeB] ? asciiWeights[codeB] : codeB + 128;
+		if (weightA !== weightB) return weightA < weightB ? -1 : 1;
+		if (tieBreaker === 0) tieBreaker = codeA > codeB ? -1 : 1;
+	}
+	if (a.length !== b.length) return a.length < b.length ? -1 : 1;
+	return tieBreaker;
+}
+const Serializer = /*@__PURE__*/ (function() {
+	class Serializer {
+		#context = /* @__PURE__ */ new Map();
+		compare(a, b) {
+			const typeA = typeof a;
+			const typeB = typeof b;
+			if (typeA === "string" && typeB === "string") return compareStrings(a, b);
+			if (typeA === "number" && typeB === "number") return a - b;
+			return compareStrings(this.serialize(a, true), this.serialize(b, true));
+		}
+		serialize(value, noQuotes) {
+			if (value === null) return "null";
+			switch (typeof value) {
+				case "string": return noQuotes ? value : `'${value}'`;
+				case "bigint": return `${value}n`;
+				case "object": return this.$object(value);
+				case "function": return this.$function(value);
+			}
+			return String(value);
+		}
+		serializeObject(object) {
+			const objString = Object.prototype.toString.call(object);
+			if (objString !== "[object Object]") return this.serializeBuiltInType(objString.length < 10 ? `unknown:${objString}` : objString.slice(8, -1), object);
+			const constructor = object.constructor;
+			const objName = constructor === Object || constructor === void 0 ? "" : constructor.name;
+			if (objName !== "" && globalThis[objName] === constructor) return this.serializeBuiltInType(objName, object);
+			if ("toJSON" in object && typeof object.toJSON === "function") {
+				const json = object.toJSON();
+				return objName + (json !== null && typeof json === "object" ? this.$object(json) : `(${this.serialize(json)})`);
+			}
+			const keys = Object.keys(object).sort(compareStrings);
+			let content = `${objName}{`;
+			for (let i = 0; i < keys.length; i++) {
+				const key = keys[i];
+				content += `${key}:${this.serialize(object[key])}`;
+				if (i < keys.length - 1) content += ",";
+			}
+			return content + "}";
+		}
+		serializeBuiltInType(type, object) {
+			const handler = this["$" + type];
+			if (handler) return handler.call(this, object);
+			if (typeof object.entries === "function") return this.serializeObjectEntries(type, object.entries());
+			throw new Error(`Cannot serialize ${type}`);
+		}
+		serializeObjectEntries(type, entries) {
+			const sortedEntries = Array.from(entries).sort((a, b) => this.compare(a[0], b[0]));
+			let content = `${type}{`;
+			for (let i = 0; i < sortedEntries.length; i++) {
+				const [key, value] = sortedEntries[i];
+				content += `${this.serialize(key, true)}:${this.serialize(value)}`;
+				if (i < sortedEntries.length - 1) content += ",";
+			}
+			return content + "}";
+		}
+		$object(object) {
+			let content = this.#context.get(object);
+			if (content === void 0) {
+				this.#context.set(object, `#${this.#context.size}`);
+				content = this.serializeObject(object);
+				this.#context.set(object, content);
+			}
+			return content;
+		}
+		$function(fn) {
+			const fnStr = Function.prototype.toString.call(fn);
+			if (fnStr.slice(-15) === "[native code] }") return `${fn.name || ""}()[native]`;
+			return `${fn.name}(${fn.length})${fnStr.replace(/\s*\n\s*/g, "")}`;
+		}
+		$Array(arr) {
+			let content = "[";
+			for (let i = 0; i < arr.length; i++) {
+				content += this.serialize(arr[i]);
+				if (i < arr.length - 1) content += ",";
+			}
+			return content + "]";
+		}
+		$Date(date) {
+			try {
+				return `Date(${date.toISOString()})`;
+			} catch {
+				return `Date(null)`;
+			}
+		}
+		$ArrayBuffer(arr) {
+			return `ArrayBuffer[${new Uint8Array(arr).join(",")}]`;
+		}
+		$Set(set) {
+			return `Set${this.$Array(Array.from(set).sort((a, b) => this.compare(a, b)))}`;
+		}
+		$Map(map) {
+			return this.serializeObjectEntries("Map", map.entries());
+		}
+	}
+	for (const type of [
+		"Error",
+		"RegExp",
+		"URL"
+	]) Serializer.prototype["$" + type] = function(val) {
+		return `${type}(${val})`;
+	};
+	for (const type of [
+		"Int8Array",
+		"Uint8Array",
+		"Uint8ClampedArray",
+		"Int16Array",
+		"Uint16Array",
+		"Int32Array",
+		"Uint32Array",
+		"Float32Array",
+		"Float64Array"
+	]) Serializer.prototype["$" + type] = function(arr) {
+		return `${type}[${arr.join(",")}]`;
+	};
+	for (const type of ["BigInt64Array", "BigUint64Array"]) Serializer.prototype["$" + type] = function(arr) {
+		return `${type}[${arr.join("n,")}${arr.length > 0 ? "n" : ""}]`;
+	};
+	return Serializer;
+})();
+function isEqual(object1, object2) {
+	if (object1 === object2) return true;
+	if (serialize(object1) === serialize(object2)) return true;
+	return false;
+}
+export { isEqual, serialize };