Phoityne VSCode

Phoityne is a ghci debug viewer for Visual Studio Code. (on Windows)

Debug on VSCode

1. Start VSCode
2. Open stack project folder
3. Open debug view
4. Open launch.json
5. Set startup source file. Default file is test/Spec.hs
6. Run debug(F5)

Key Bindings

• F5 : start debug
• F6 : show command menu (for stack watch)
• Shift + F6 : stop stack watch
• F7 : stack clean & build
• F8 : stack test

Important

• Breakpoint can be set in a .hs file which defineds "module ... where".
• Source file extension must be ".hs"
• When you start debugging for the first time, .vscode/tasks.json will be created automatically. Then you can use F6, F7, F8 shortcut key.

Install

Run stack install

% stack install phoityne-vscode
  . . . . .
%

Add 'phoityne-vscode.exe' to PATH environment.

% where $path:phoityne-vscode.exe
C:\Users\[user name]\AppData\Roaming\local\bin\phoityne-vscode.exe

%

Install vscode extensions

1. ctrlr + p on Visual Studio Code
2. ext install haskell ...
3. select "Haskell GHCi debug viewer Phoityne"