Module iaith::brainf

A brainf*ck implementation.

As described on the EsoLang wiki.

Brainf*ck operates on an array of memory cells, each initially set to zero. There is a pointer, initially pointing at the first memory cell. The language contains the following commands.

Command	Description
>	Move the pointer to the right
<	Move the pointer to the left
+	Increment the memory cell at the pointer
-	Decrement the memory cell at the pointer
.	Output the character signified by the cell at the pointer
,	Input a character and store it in the cell at the pointer (Not yet implemted)
[	Jump past the matching ] if the cell at the pointer is 0
]	Jump back to the matching [ if the cell at the pointer is non-zero

All other characters are considered comments.

Structs

Program

A container for all the state needed to execute a brainf*ck program.

Enums

State	Used to represent the state the program is in.
Token	Represents a valid control character in a brainf*ck program.