Created
February 13, 2014 23:02
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GTB compiler thing
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// Use \ to escape []% | |
var map = { "\\[": "[", | |
"\\]": "]", | |
"\\%": "%", | |
"[": ":Lbl 0:", | |
"]": ":Goto 0:", | |
"@": ":If ", | |
"#": ":Else", | |
"$": ":Then:", | |
"&": ":End:", | |
"&&": " and ", | |
"\\": " or ", | |
"^^": " xor ", | |
"!!": "not(", | |
"~": ":Disp ", | |
"`": ":Input ", | |
"_": "Str0", | |
"p;": ":Prompt ", | |
"(;": "(((", | |
");": ")))", | |
"r;": "rand", | |
"r?": "randInt(", | |
"n?": "randIntNoRep(", | |
"++": "+100", | |
"--": "-100", | |
"g;": ":Goto ", | |
"l;": ":Lbl ", | |
"h;": ":Horizontal", | |
"v;": ":Vertical", | |
"p;": ":Pause:", | |
"r?": ":Repeat", | |
"%": ":While ", | |
"x?": "expr(", | |
"4;": ":For(", | |
"s;": "sub(", | |
"S;": "inString(", | |
"A;": "Ans", | |
"l?": "length(", | |
"w;": "1", | |
"eq;": "=", | |
"4;": ":For(", | |
"c;": ":ClrDraw:", | |
"i;": ":DrawInv", | |
"%;": "fpart(", | |
"A?": ":SortA(", | |
"S?": ":{0,1→L₁:{0,Ans→L₂:LinReg(ax+b) Y₁:Equ►String(Y₁,Str0:sub(Str0,1,length(Str0)-3→Str0" } | |
function expand(str) { | |
var pattern = new RegExp(Object.keys(map).map(escape).join("|"), 'g') | |
return str.replace(pattern, function (from) { return map[from] }) | |
function escape(str) { return str.replace(/[\[\]()^$*+?\\]/g, "\\$&") } | |
} | |
if (process.argv.length != 3) { | |
console.warn("Usage: %s %s <GTB source code>", process.argv[0], process.argv[1]) | |
process.exit(1) | |
} | |
console.log(expand(process.argv[2])) |
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