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const constant = n => () => [() => n]
const pool = (die) => {
return die().map((d) => d())
}
const roll = (die) => {
return pool(die).reduce((a, b) => (a + b), 0)
}
const d = (number, sides) => {
return () => {
let pool = []
const currentNumber = roll(number)
const currentSides = roll(sides)
for (let i = 0; i < currentNumber; i++) {
pool.push(() => (1 + Math.floor(Math.random() * currentSides)))
}
return pool
}
}
const add = (die1, die2) => {
return () => {
return die1().concat(die2())
}
}
const negative = (die) => {
return () => {
return die().map(die => () => (-die()))
}
}
const subtract = (die1, die2) => {
return () => {
return die1().concat(negative(die2)())
}
}
const explode = (die1, die2) => {
return () => {
return die1()
}
}
exports.pool = pool
exports.roll = roll
exports.constant = constant
exports.d = d
exports.add = add
exports.subtract = subtract
exports.negative = negative
exports.explode = explode
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