function propagateFlags(oSymbol, oFlags) {
		Object.assign(oSymbol, oFlags);
		if (oSymbol.nodes) {
			oSymbol.nodes.forEach((node) => {
				propagateFlags(node, oFlags);
			});
		}
	}
Merges the set of flags from <code>oFlags</code> into the given <code>oSymbol</code>
@param oSymbol
@param oFlags