private String getToolTipText(Symbol symbol) {
		StringBuilder buf = new StringBuilder(HTML);
		buf.append(friendlyEncodeHTML(symbol.getName(true)));
		buf.append(BR).append(BR);
		buf.append("Type: ");
		buf.append(HTML_SPACE).append(HTML_SPACE).append(HTML_SPACE).append(HTML_SPACE);
		buf.append(symbol.getSymbolType());
		buf.append(BR);
		buf.append("Source: ");
		buf.append(symbol.getSource().getDisplayString());
		buf.append(BR);
		return buf.toString();

	}
A hover service to show the full namespace path of a symbol along with its symbol type and
source type.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/codebrowser/hover/LabelListingHover.java