Haskell For Mac

2021年6月10日
Download here: http://gg.gg/uxheo
For detailed information on Haskell IDEs, see IDEs.
There is a new ghc-dot-app project that is an alternative to Homebrew formula and Haskell Platform official installer. Here is the project’s web page: Haskell for Mac OS X. Here is a discussion thread about it on Haskell Cafe: ’Self-contained GHC for Mac’. Here is a quote from the author’s posting: How does it work? Today I’ll try to install Haskell on one of my macOS computers — the old High Sierra. Note you need to be a registered Apple developer to install Command Line Tools. Follow the instructions on. Try using the Mac version of the Haskell Platform, I don’t have a Mac to try it out but my hope is that cabal will work out-of-the-box in the Haskell Platform. Share follow answered Mar 19 ’14 at 7:54. GHC for Mac OS X GitHub Projects. Install Haskell on Mac without any fuss. Download and unzip ghc-7.10.3-r1.zip (197MB). Haskell Platform for Mac OS X. Welcome to Haskell Platform. The platform consists of the Glasgow Haskell Compiler (GHC) and an extensive set of standard libraries and utilities with full documentation.
This page lists Haskell-aware editors with support for Haskell syntax highlighting and formatting support in text editors, grouped by platform.
Multi-platform
*Geany
* Integration with Hugs
*Sublime Text (proprietary)
*Vim
*Visual Studio Code (with Haskell extension)
*Have you tried Visual Studio Code for coding Haskell? (Reddit)
*Setting up Haskell in VS Code on macOS (blog)
*Yi (work in progress; no binaries yet)
*Kate (KDE-based, originally for *nix, preview versions for win & mac)
Linux
*SciTE (Also see these tips)
Windows See also the Windows page
MacOS X
*TextMate has a Haskell bundle, now kept on github.
*BBEdit and TextWrangler have a codeless language module for Haskell Retrieved from ’https://wiki.haskell.org/index.php?title=Editors&oldid=62794
Haskell is famous for having a steep learning curve. As a web developer we’re used to clear tutorials that we can understand and complete within an hour or two. Haskell introduces many new concepts not found in other languages, but we can learn it faster by spending as much time coding as we do reading.
This is the first of a tutorial series intended to introduce Haskell by coding things that work.
In this article we will show you how to get Haskell installed, how to set up a new project, and run your code.Tools and Names
GHC is the compiler for Haskell. It takes Haskell source code and turns it into an executable.Using Haskell For Machine Learning
Cabal is the package description format. You’ll have a file called my-project.cabal with information about your project. There’s an executable called cabal too, but we are going to use stack instead.
Stack is a package manager. It reads my-project.cabal and stack.yaml to link in third party code. It will install GHC for you too.Installing Stack
The only thing you need to download is Stack. It will install everything else for you.
Then, follow the instructions on the download page for your operating system. Here’s what I did on a mac:
*Unzip the file by double clicking it
*
Move it to /usr/local/bin
*
Give it executable permissions
Alternatively on OSX you can install via homebrew:
Check to make sure it is workingSetting up a new project
We’re going to need a few files to get our first project going: some haskell source code, a stack.yaml and a .cabal file. We can create these files by hand, but stack has a template feature we can use instead. Let’s call our project “my-project” and use the simple template.
This creates a directory named my-project. Let’s see what’s inside:
The stack.yaml config file tells stack which version of GHC and your dependencies to use.
We use the my-project.cabal config file to store settings like the project name, and license. In the next article, Importing Code, we’ll edit this file to add dependencies.
Last but not least, we have some source code. src/Main.hs is the main module for our program. This is where the Haskell happens.Installing GHC
Stack will install the correct version of GHC for our project. This is cool because everyone working on your project will be on the same version. Let’s give it a shot: run this in your project folder
Which results in:Run the Code!
Now we’re ready to run some code! Show hidden files mac os x application. Let’s use stack to fire up GHCI: the Haskell REPL.
There are other great tutorials that will teach you how to use ghci, but here are a few examples:
We can Use the :load command to load our code. Note that you can tab-complete module names.
Then we can run our program by typing mainMaking Changes
We can use ghci to test our changes as we go. Let’s make a greet function! Add this to src/Main.hs
Now go back to ghci and type :reload or :r
We can test greet without it being used in main
Let’s add it to our main program! Edit src/Main.hs
Reload again with :r and then run mainBuilding an Executable
When you are ready to ship, you can build an executable with stack build
It will tell you where the executable is, but it’s easier to run it with stack exec. It will run anything in your main function.Other Resources
*Learn You a Haskell for Great Good - Good (free) introductory Haskell book.
*Prelude Documentation - All the functions that come built in
*Complete source code for this tutorial
*Configure your text editor to underline errors for you. Check out Editor SetupAssignmentHaskell For Mac Download
*
Read chapter 3 of Learn You a Haskell and add a type declaration to greet
*
Use the getLine function to read a name from the command-line, and print out a greeting to that name. Will require using the Prelude Documentation, and probably some googling.Haskell For Mac ReviewWhat’s NextHaskell For Mac Installer
In the next article, Importing Code, we show you how to use other built-in modules and 3rd party code.
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