An interpreter is a computer program which directly executes instructions written in a programming language.
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Simple code-golf programming language written in Python
I've written a "simple" interpreter for a programming language in Python, called Tellurium (named after the element of the same name). So far, it's working pretty well, but there are some things I'd ...
23
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1answer
2k views
Charmander Brainfuck interpreter in Haskell
I just started learning Haskell and this is my first big project (ie not factorials, fibonacci or graphers). This is kind of a gift for somebody so the language is a bit different. The program works, ...
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0answers
24 views
Stack based esoteric language interpreter in Ruby
For a while now, I've wanted to write a stack-based "Turing-tarpit". This is the perfect excuse to learn Ruby, which I have never used before, so I wrote Brain-flak.
The language only uses these ...
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0answers
50 views
My Brainfuck interpreter in F#
I'm very new to functional world. I've written a simple brainfuck interpreter as my first F# program.
What I would like to know:
Am I using the right data structure for each situation?
Is my code ...
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2answers
114 views
BF interpreter in Python that uses recursion to handle loops
I wrote a Brainfuck interpreter in Python and I'm wondering how to simplify it.
I handle separately loop commands and the others. A recursive function deals with loops.
...
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1answer
76 views
JavaScript Brainfuck interpreter [closed]
I wrote a Brainfuck interpreter in JavaScript, however it is quite buggy and I can't figure out what I'm doing wrong. It works for programs I've written, but fails on most programs I find on the ...
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3answers
163 views
Fuzzy Octo Guacamole interpreter
This is my code that interprets my own golfing and esoteric language, Fuzzy-Octo-Guacamole.
It has 2 stacks to store information in, and various operations can be performed on each stack, or both at ...
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3answers
191 views
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2answers
73 views
MS-DOS style OS
This is a very basic text-based operating system I've been working on. I started working with python a few weeks ago and this project only a few days ago, so there are probably better ways I can do ...
8
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1answer
68 views
Implementing Multi-File Programs in Vitsy
I'm the proud owner of the Vitsy programming language, which I've been working on for some time (except recently, because high school). It's only been used in PPCG so far, but I hope to expand it to ...
6
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1answer
102 views
Read stdin like a dictator
Rags.
Introduction
All too often I find myself wanting to allow only a certain list of characters to be written to stdin, and only recently did I actually ...
17
votes
1answer
148 views
Golf some Code with A-Ray
For some of those in The 2nd Monitor, you know that I was creating a new golfing language. For one or two (@Quill), you have heard from me how tough it is.
A-Ray (that's what it's called) is a ...
6
votes
1answer
104 views
Roman numerals with ANTLR
I've written a simple interpreter with ANTLR for evaluating Roman numerals. Here's the contents of the grammar file (Roman.g4):
...
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1answer
79 views
Constructing a simple shell from scratch
I'm actually doing my whole shell in C from scratch from a Linux computer.
The thing is that I think we all do our best from creating the simplest things that can be explained easily. And I'm not sure ...
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56 views
Termios/Xterm line editor for APL interpreter
As an interesting sub-part of an interpreter -- just the Read part of the REPL -- I present my raw-mode line-oriented editor that I intend to use for my APL interpreter. (The Eval part has been posted ...
6
votes
1answer
64 views
BF Interpreter, Follow-up: ++;++; is now +=2;
Follow-up to: Brainfuck Interpreter: Slower than a Snail?
Many improvements have been added, including:
Remembering where the matching [ and ...
14
votes
3answers
458 views
BF#: Round 2 (Fight!)
So I've completely changed how BrainfuckSharp does things, and added some features. This is obviously a follow up to: Interpreting Brainfuck code to C#, then compiling to a .exe
It now features an ...
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1answer
218 views
Brainfuck Interpreter: Slower than a Snail?
Inspired by FizzBuzz by Brainfuck, I decided to write an interpreter for Brainfuck. It:
Removes all non-command characters
Optimizes commands (removing +- and ...
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votes
3answers
111 views
Simple interpreter for a golfing language
This is the seconds version of an interpreter yesterday. It's supposed to be used for code golf, but it currently can't do much.
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1answer
141 views
Very simple interpreter
I created a very simple interpreter in Python. It's capable of doing basic math (unfortunately with only two numbers), creating quines and printing text.
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1answer
125 views
Dynamic Language Interpreter in C#
This code interprets an abstract syntax tree generated by a recursive descent parser for a dynamic scripting language called Hassium. The syntax of this language looks like this
...
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1answer
53 views
Binary Bayes network classifier in Java - Part I/II - follow-up
TERMINOLOGY
We are given a directed acyclic graph (dag) \$G = (V, A)\$, where \$V\$ is the set of nodes and \$A \subseteq V \times V\$ is the set of directed arcs, and a weight function \$p \colon V ...
7
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1answer
120 views
Mini BF interpreter
Many Brainfuck implementations I've come across generally are obtuse, verbose or over-the-top. But I've always seen Brainfuck as "easy to implement", especially for beginners.
My original need for ...
11
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3answers
491 views
“Nothing” interpreter/compiler
This is an implementation of the Nothing programming language. The language spec is as follows:
Design philosophy
In the current software industry focus lays on solving complex
problems by ...
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2answers
115 views
Reverse Polish Notation in F#
In my question to learn F#, I've decided to get one step closer to creating a programming language, and implement this simple Reverse Polish Notation "interpreter" of sorts.
It does not allow for ...
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1answer
39 views
Local source control - Part 2
I've refactored the previous version of my local source control, and revised a few things. It's mostly the same, but there are a few minor differences, like the argument separator, one new command, ...
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1answer
56 views
Local source control
I've written my own local "source control". Rather than using a commit-based system, when you're ready to release a version, you can run a command which will create a ...
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1answer
74 views
Brainfuck interpreter in Clojure
I'm currently learning Clojure to try to get a good understanding of functionnal programming, so I wrote this brainfuck interpreter that takes a filename on the command line. I tried to make it as ...
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2answers
291 views
Abstract syntax tree for simple Lisp-like interpreter
A week or so ago, I wrote a binary expression calculator with the hope of better understanding how interpreters and compilers work. In the same vein, I've tried to write a lisp like language ...
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3answers
163 views
Brainfuck interpreter (with emphasis on robustness)
While writing a review of @MotokoKusanagi's Brainfuck interpreter, I decided to write my own implementation to illustrate a few points. In particular, I'd like it to be robust to malformed programs, ...
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241 views
Rust Brainfuck interpreter
I took the code from kostyas benchmarks for the Rust Brainfuck interpreter and tried to optimize it. There is also a discussion on Reddit about the poor performance of Rust in the Benchmark.
Before ...
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1answer
138 views
Reference Implementation for Honey Badger programming language
I've been working on my own dynamically-typed, dynamically-scoped, imperative programming language called Honey Badger and feel that it's reached a stable enough state that I want someone else's eyes ...
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1answer
670 views
JediScript - May the 4th be with you
In honor of Star Wars day, I've put together this small Python program I'm calling JediScript. JediScript is essentially a scrapped-down version of BrainFuck without input or looping. Here are the ...
11
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1answer
135 views
NotBF - A Brainfuck-ish like “language”
I've made an interpreted language that's like Brainfuck except it has keywords instead of characters. Here's an explanation of the commands, and how to run it.
...
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1answer
321 views
Drawing the appropriate shapes onto JFrames
To write a Java class that reads through a text file of drawing commands and draws the appropriate shapes onto JFrames, I have input instructions as follows:
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1answer
217 views
Brainfuck interpreter in F#
I have some concerns, like the updateValue function. I was trying to follow the functional paradigm, but I wonder if I could use another approach or something.
My ...
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2answers
516 views
BrainFuck Interpreter in C++
Generic Headers
#include <vector>
#include <string>
#include <iostream>
#include <fstream>
typedef std::string const BFProgram;
...
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3answers
2k views
Brainfuck on-the-fly interpreter in C++
I was bored yesterday morning, so I wrote a brainfuck interpreter.
I know there are a lot, but this one is different. Why? Because it evaluates brainfuck code on the fly, reading from the input file, ...
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2answers
86 views
Another Brainfuck interpreter in Haskell
I came up with the following Brainfuck interpreter in Haskell after thinking about how to represent the program and the memory functionally using zippers to represent current location. This works ...
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3answers
206 views
Brainf*** Interpreter in C
I posted a question on Stack Overflow regarding this program. I ended up pretty much rewriting everything to get what is posted here. This turned into a two-day long project. I've been using Python ...
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2answers
322 views
Brainfuck interpreter in Haskell
Okay, so I just started learning Haskell around a week ago and this is my first real program that I worked on all of yesterday with a lot of help from IRC. I know that using indicies and arrays is not ...
5
votes
1answer
159 views
Simple evaluator of Scheme-like expressions in Haskell
This is my first nontrivial Haskell program:
...
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2answers
1k views
Brainfuck Interpreter in Java
Description
To increase the awareness of my previous brainfuck question here's also a brainfuck interpreter.
This is written with Java 8
Class Summary (298 lines in 4 files, making a total of 7409 ...
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1answer
99 views
Random “programming language”
I decided to write my own programming language, of sorts. Essentially, you write code into a text file and the program will run the code inside the text file. The file is provided through a script ...
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3answers
445 views
Basic math interpreter
Essentially what I've done here is written an Interpreter that takes in Python math, such as this, 23 ** 374748, and prints out the result. This program relies on ...
4
votes
2answers
463 views
Basic Brainfuck interpreter (part 2)
I have this obsession with esoteric programming languages. So I decided to spiff up my previous Brainfuck interpreter.
...
11
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1answer
240 views
Brainfuck interpreter in JavaScript, take 2
The previous version is here. This version takes suggestions from that review into account:
brainfuck is now an object instead of a function, and ...
15
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1answer
548 views
Brainfuck interpreter in JavaScript
Just what it says on the tin: a brainfuck interpreter in JavaScript.
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1answer
408 views
Basic BrainFuck interpreter
I was bored, so I wrote a BrainFuck interpreter in Python. It essentially takes input for the amount of cells, then parses the inputted code through a series of if ...
7
votes
1answer
72 views
Primitive stack-based code interpreter
I've written an interpreter for a simple assembly-like language and it's performing slower than I would like.
It's split into 3 files: the Parser that converts the source to a vector of ints, the VM ...
