yasumi/examples/basic/serializers.ts

export const TEXT_SERIALIZER_PAIR = {
	name: 'text/plain',
	serialize(obj: unknown, level = 0): string {
		if (Array.isArray(obj)) {
			return obj.map((o) => this.serialize(o)).join('\n\n');
		}

		if (typeof obj === 'object') {
			if (obj !== null) {
				return Object.entries(obj)
					.map(([key, value]) => `${Array(level * 2).fill(' ').join('')}${key}: ${this.serialize(value, level + 1)}`)
					.join('\n');
			}

			return '';
		}

		if (typeof obj === 'number' && Number.isFinite(obj)) {
			return obj.toString();
		}

		if (typeof obj === 'string') {
			return obj;
		}

		return '';
	},
	deserialize: <T>(str: string) => str as T
};