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Update brnfckr.js #2

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Update brnfckr.js #2

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28bbdba
Update brnfckr.js
Rudxain Sep 19, 2022
15f30c3
Update brnfckr.js
Rudxain Oct 2, 2022
ca7c2c1
consistent regexes
Rudxain Oct 2, 2022
d0589d9
Correct comment
Rudxain Oct 2, 2022
dddfc7f
better regex name
Rudxain Oct 2, 2022
830c004
shorter regex name
Rudxain Oct 2, 2022
856d13d
Update brnfckr.js
Rudxain Oct 3, 2022
6e186b0
add type annotation (JSdoc)
Rudxain Oct 3, 2022
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41 changes: 26 additions & 15 deletions brnfckr.js
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
/*! https://mths.be/brnfckr v0.1.1 by @mathias */
;(function(root) {
'use strict';

// Detect free variables `exports`
var freeExports = typeof exports == 'object' && exports;
Expand All @@ -10,16 +11,28 @@

// Detect free variable `global` and use it as `root`
var freeGlobal = typeof global == 'object' && global;
if (freeGlobal.global === freeGlobal) {
if (freeGlobal.global === freeGlobal)
root = freeGlobal;
}

/*--------------------------------------------------------------------------*/

var regexNotBrainfuck = /[^\x2B-\x2E\x3C\x3E\x5B\x5D]/g;
var regexNotBF = /[^\x2B-\x2E\x3C\x3E\x5B\x5D]/g;
// exploit arithmetic mod 256 (byte wrap-around)
var regexUint8Wrap = /\x2B{256}|-{256}/g;
var regexMutualCancel = /(\x2B-)|(-\x2B)|(\x3E\x3C)|(\x3C\x3E)/g;

var minify = function(/**@type {string}*/code) {
code = code
.replace(regexNotBF, '')
.replace(regexUint8Wrap, '');

// this is O(n^2), but it's a temporary "patch"
do {
var len = code.length;
code = code.replace(regexMutualCancel, '');
} while (len != code.length)

var minify = function(code) {
return code.replace(regexNotBrainfuck, '');
return code;
};

/*--------------------------------------------------------------------------*/
Expand All @@ -31,21 +44,19 @@

// Some AMD build optimizers, like r.js, check for specific condition patterns
// like the following:
if (
var isAMD =
typeof define == 'function' &&
typeof define.amd == 'object' &&
define.amd
) {
define(function() {
return brnfckr;
});
} else if (freeExports && !freeExports.nodeType) {
define.amd;
if (isAMD) {
define(function() { return brnfckr });
} else if (freeExports && !freeExports.nodeType) {
if (freeModule) { // in Node.js or RingoJS v0.8.0+
freeModule.exports = brnfckr;
} else { // in Narwhal or RingoJS v0.7.0-
for (var key in brnfckr) {
brnfckr.hasOwnProperty(key) && (freeExports[key] = brnfckr[key]);
}
for (var key in brnfckr)
if (brnfckr.hasOwnProperty(key))
freeExports[key] = brnfckr[key];
}
} else { // in Rhino or a web browser
root.brnfckr = brnfckr;
Expand Down