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mov-78/BRAIN_FUCKED.js

Last active March 3, 2017 01:57
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a 430byte brainfuck interpreter
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BRAIN_FUCKED.js
p=process;j=require('path').join;r=require('fs').readFileSync;u='utf8';d=__dirname;v=p.argv;e=[];i=v[3]?r(j(d,v[3]),u).split(''):[];s=r(j(d,v[2]),u);t={'<':'c--;','>':'c++;','+':'m[c]++;','-':'m[c]--;',',':'i[0]&&(m[c]=i.shift().charCodeAt(0)%0xFF);','.':'p.stdout.write(String.fromCharCode(m[c]));','[':'while(m[c]){',']':'}'};m=new Array(0xFFFF).fill(c=0);for(n of s.replace(/[^<>\-+,.[\]]/g,''))e.push(t[n]);eval(e.join(''));
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mov-78 commented Mar 3, 2017 

$ node BRAIN_FUCKED.js source.bf [data.txt]

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