Convert markdown images to html image tags

convertMdImgToHtml.ts

type Options = {
	width?: number;
	height?: number;
	class?: string;
};

const convertMdImgToHtml = (markdownImages: string[], options?: Options) => {
	const convertedImages = markdownImages.map((markdownImage) => {
		return markdownImage.replace(
			/!\[(.*?)\]\((.*?)\)/g,
			(_match, altText, imageUrl) => {
				let imgTag = `<img src="${imageUrl}" alt="${altText}"`;

				if (options) {
					for (const key in options) {
						if (options.hasOwnProperty(key)) {
							const value = options[key as keyof Options];

							if (value !== null) {
								imgTag += ` ${key}="${value}"`;
							}
						}
					}
				}

				imgTag += ' />';
				return imgTag;
			}
		);
	});

	return convertedImages.join('\n');
};