当您尝试安装库reactie-banana-wx时,请收到错误:
src\CRUD.hs:10:18: Could not find module `Data.Map': It is a member of the hidden package `containers-0.4.0.0'. Perhaps you need to add `containers' to the build-depends in your .cabal file.
安装命令:
cabal install reactive-banana-wx
请帮助解决问题。
答案 0 :(得分:4)
它提供的建议是合理的,如果有点混乱:cabal install
隐藏它产生.cabal
文件的步骤!以下是您可以明确地执行该部分的方法:
cabal unpack reactive-banana-wx
cd reactive-banana-wx-*
gvim *.cabal # or whatever editor you prefer
# follow the instructions given in the error
cabal install