Tuple manipulation boilerplate

makeTupleManipulation.js

var N = 30;
var a = Array(N).fill(undefined).map((_, i) => i);
var out = [];

out.push("type Add = [" + a.map(i =>
    "[" + a.filter(j => (i + j) < N).map(j =>
        "'" + (i + j) + "'"
    ).join(",") + "]"
).join(",") + "];");
out.push("type Sub = [" + a.map(i =>
    "[" + a.filter(j => (i - j) >= 0).map(j =>
        "'" + (i - j) + "'"
    ).join(",") + "]"
).join(",") + "];");
out.push("type Tup = [" + a.map(i =>
    "[" + Array(i).fill(0).join(",") + "]"
).join(",") + "];");

console.log(out.join("\n"))