This is a simple brainfuck interpreter written in rust.
Tests in the test folder come from the brainfuck.org website.
Simply run cargo build --release to build the interpreter, you will then find the executable in the target/release folder.
Alternatively, run cargo run -- [OPTIONS] to run the executable directly.
Simple execution
$ ./brainfuck -f examples/hello_world.b
Hello World!
Interpreted 906 instruction(s)
Run interactively
$ ./brainfuck -f examples/hello_world.b -i
> help
Commands are the following
- r | run : Run the rest of the program
- s | step [number] : Run the next number of instruction (default is 1)
- q | quit : Quit the program
- p | print index[:amount] : Print the memory at index (default is 0) with amount (default is 1)
- o | output : Print the current output
- h | help : Print the help message
- c | counter : Print the number of instruction executed
- d | dp : Print the current data pointer
> print 0 10
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
> step 100
> counter
Number of instruction executed: 100
> print 0 10
8, 0, 9, 13, 11, 4, 1, 0, 0, 0,
>