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// CodeMirror, copyright (c) by Marijn Haverbeke and others

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// Distributed under an MIT license: http://codemirror.net/LICENSE

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// Brainfuck mode created by Michael Kaminsky https://github.com/mkaminsky11

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(function(mod) {

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if (typeof exports == "object" && typeof module == "object")

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mod(require("../../lib/codemirror"))

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else if (typeof define == "function" && define.amd)

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define(["../../lib/codemirror"], mod)

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else

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mod(CodeMirror)

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})(function(CodeMirror) {

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"use strict"

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var reserve = "><+-.,[]".split("");

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comments can be either:

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placed behind lines

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+++ this is a comment

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where reserved characters cannot be used

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or in a loop

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[

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this is ok to use [ ] and stuff

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]

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or preceded by #

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CodeMirror.defineMode("brainfuck", function() {

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return {

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startState: function() {

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return {

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commentLine: false,

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left: 0,

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right: 0,

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commentLoop: false

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}

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token: function(stream, state) {

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if (stream.eatSpace()) return null

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if(stream.sol()){

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state.commentLine = false;

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}

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var ch = stream.next().toString();

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if(reserve.indexOf(ch) !== -1){

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if(state.commentLine === true){

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if(stream.eol()){

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state.commentLine = false;

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}

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return "comment";

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}

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if(ch === "]" || ch === "["){

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if(ch === "["){

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state.left++;

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}

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else{

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state.right++;

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}

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return "bracket";

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}

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else if(ch === "+" || ch === "-"){

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return "keyword";

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}

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else if(ch === "<" || ch === ">"){

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return "atom";

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}

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else if(ch === "." || ch === ","){

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return "def";

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}

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}

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else{

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state.commentLine = true;

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if(stream.eol()){

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state.commentLine = false;

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}

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return "comment";

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}

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if(stream.eol()){

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state.commentLine = false;

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}

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}

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};

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});

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CodeMirror.defineMIME("text/x-brainfuck","brainfuck")

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});

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