A tool to demangle Swift function names in IDA.
You can use it in Mac's IDA Pro 7.0
git clone https://github.com/paradiseduo/ida-swift-demangle.git
cd ida-swift-demangle
sudo mv swift.py /Applications/IDA\ Pro\ 7.0/ida.app/Contents/MacOS/plugins/
Open IDA Pro 7.0, Edit->Plugin->Swift Dump
MacOS and install Xcode.app
slowly but nice