Virthualenvwrapper

三島Haskell無名関数の会#2 @kzfm

へびちゅうにゅう～

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Virthualenvは Pythonのvirtualenv

インスパイア (知ってるよね？)

Pythonには virtualenvwrapperがあるよ！ (virtualenvを快適に使える)

快適すぎるので Haskellでもつくった

(virthualenvwrapper)

install from Github

$ git://github.com/kzfm/virthualenvwrapper.git$ cd virthualenvwrapper$ cabal install

# add to .bashrc $ echo “source $HOME/Library/Haskell/ghc-7.4.2/lib/\virthualenvwrapper-0.1.0.0/share/virthualenvwrapper.sh”\>> ~/.bashrc$ source ~/.bashrc

make new env

$ mkvhenv testenvUse regular Haskell tools (ghc, ghci, ghc-pkg, cabal)\ to manage your Haskell environment.

To exit from this virtual environment, enter command 'deactivate'.(testenv)localhost@kzfm:~ $

switch env

$ deactivateDeactivating testenv Virtual Haskell Environment\ (at /Users/kzfm/.virthualenv/testenv).Restoring previous environment settings.localhost@kzfm:~ $ workhon yesodActivating yesod Virtual Haskell Environment\ (at /Users/kzfm/.virthualenv/yesod).

Use regular Haskell tools (ghc, ghci, ghc-pkg, cabal)\ to manage your Haskell environment.

To exit from this virtual environment, enter command 'deactivate'.(yesod)localhost@kzfm:~ $

list all env

$ lsvirthualenvcurloptparsesnaptestenvyesod

おしまい