Nemerle - Programming language

Nemerle is a programming language created in 2003 by Krzysztof Czarnecki.

#370on PLDB

21Years Old

177Repos

Nemerle is a general-purpose high-level statically typed programming language designed for platforms using the Common Language Infrastructure (.NET/Mono). It offers functional, object-oriented (OO) and imperative features. It has a simple C#-like syntax and a powerful metaprogramming system. Read more on Wikipedia...

Tags: programming language
There are at least 177 Nemerle repos on GitHub
Early development of Nemerle happened in JetBrains
C# and ML and Lisp influenced the design of Nemerle
The Google BigQuery Public Dataset GitHub snapshot shows 257 users using Nemerle in 286 repos on GitHub
There are 10 Project Euler users using Nemerle
Explore Nemerle snippets on Rosetta Code
Nemerle on HOPL
Nemerle appears in the TIOBE Index
Pygments supports syntax highlighting for Nemerle
GitHub supports syntax highlighting for Nemerle
nemerle.org was registered in 2003
See also: (7 related languages) C#, ML, Lisp, Java, OCaml, Haskell, SQL
3 PLDB concepts link to Nemerle: Eiffel, Nymph, Pygments

Example from hello-world:

class Hello
{
    static Main () : void
    {
        System.Console.WriteLine ("Hello World");
    }
}

Example from the Hello World Collection:

// Hello World in Nemerle (a functional programming language for .NET)

System.Console.WriteLine("Hello World");

Example from Linguist:

using System.Console;

module Program
{
   Main() : void
   {
     WriteLine("Hello world");
   }
}

Example from Wikipedia:

using System;
using System.Runtime.InteropServices;

class PlatformInvokeTest
{
    [DllImport("msvcrt.dll")]
    public extern static puts(c : string) : int;

    [DllImport("msvcrt.dll")]
    internal extern static _flushall() : int;

    public static Main() : void
    {
        _ = puts("Test");
        _ = _flushall();
    }
}

Language features

Feature	Supported	Example	Token
Strings	✓	"Hello world"	"
Print() Debugging	✓		System.Console.WriteLine
Line Comments	✓	// A comment	//
Units of Measure	✓	def m3 = 1 g; def m4 = Si.Mass(m1); WriteLine($"Mass in SI: $m4, in CGS: $m3"); def x1 = Si.Area(1 cm * 10 m); WriteLine($"Area of 1 cm * 10 m = $x1 m");
Type Inference	✓
Macros	✓	// http://nemerle.org/About def title = "Programming language authors"; def authors = ["Anders Hejlsberg", "Simon Peyton-Jones"]; // 'xml' - macro from Nemerle.Xml.Macro library which alows to inline XML literals into the nemerle-code def html = xml <# $title $author #> Trace.Assert(html.GetType().Equals(typeof(XElement))); WriteLine(html.GetType());
Semantic Indentation	✓
Comments	✓