ghci

The Glasgow Haskell Compiler's interactive environment. More information: <https://downloads.haskell.org/ghc/latest/docs/html/users_guide/ghci.html>.

Install

All systems
curl cmd.cat/ghci.sh
Debian Debian
apt-get install ghc
Ubuntu
apt-get install ghc
Alpine
apk add ghc
Arch Arch Linux
pacman -S ghc
image/svg+xml Kali Linux
apt-get install ghc
Fedora
dnf install ghc-compiler
Windows (WSL2)
sudo apt-get update sudo apt-get install ghc
OS X
brew install ghc
Raspbian
apt-get install ghc
Dockerfile
dockerfile.run/ghci
Docker
docker run cmd.cat/ghci ghci powered by Commando

The Glasgow Haskell Compiler's interactive environment. More information: <https://downloads.haskell.org/ghc/latest/docs/html/users_guide/ghci.html>.

  • Start a REPL (interactive shell):
    ghci
  • Start a REPL and load the specified Haskell source file:
    ghci source_file.hs
  • Start a REPL and enable a language option:
    ghci -Xlanguage_option
  • Start a REPL and enable some level of compiler warnings (e.g. `all` or `compact`):
    ghci -Wwarning_level
  • Start a REPL with a colon-separated list of directories for finding source files:
    ghci -ipath/to/directory1:path/to/directory2

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