ghostfolio/node_modules/@iconify/utils/lib/customisations/merge.js

import { defaultIconSizeCustomisations } from "./defaults.js";

/**
* Convert IconifyIconCustomisations to FullIconCustomisations, checking value types
*/
function mergeCustomisations(defaults, item) {
	const result = { ...defaults };
	for (const key in item) {
		const value = item[key];
		const valueType = typeof value;
		if (key in defaultIconSizeCustomisations) {
			if (value === null || value && (valueType === "string" || valueType === "number")) result[key] = value;
		} else if (valueType === typeof result[key]) result[key] = key === "rotate" ? value % 4 : value;
	}
	return result;
}

export { mergeCustomisations };