vue-cli-plugin-styleguidist/generator/template/src/components/sizeMixin.js

vue cli 3.0 plugin for vue-styleguidist

/**
 * @mixin
 */
module.exports = {
	props: {
		/**
		 * Set size of the element
		 */
		size: {
			type: String,
			default: '14px'
		}
	}
}