private static String extractPackageName(String pkgStr) {
		// Extract package info from pkgStr
		// Will be in form of "pkgname", or "packagePath/packagedomain.org/path/pkgName"
		int pkgNameStart = pkgStr.lastIndexOf('/');
		return pkgNameStart != -1 ? pkgStr.substring(pkgNameStart + 1) : pkgStr;
	}
Fixes the specified string if it contains any of the golang special symbolname characters:
middle-dot and the weird slash.

@param s string to fix
@return original string, or fixed version
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/golang/rtti/GoSymbolName.java