@rickosborne/rebound/random-bounded.mjs

Rick Osborne's utilities for working with bounded numbers

var __defProp = Object.defineProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
import { randomNumberGenerator } from "@rickosborne/foundation";
import { addTypedProperties } from "./typed-function.mjs";
const randomBounded = /* @__PURE__ */ __name((typeName, label, isLowerInc, lower, isInt, upper, isUpperInc, rng = randomNumberGenerator(), fnName = `random${typeName}`) => {
  if (!Number.isFinite(upper) || !Number.isFinite(lower)) {
    throw new RangeError(`${typeName}: Unbounded random`);
  }
  const high = upper + (isUpperInc ? isInt ? 1 : Number.MIN_VALUE : 0);
  let low = lower + (isLowerInc ? 0 : isInt ? 1 : Number.MIN_VALUE);
  const range = high - low;
  const minRange = isInt ? 2 : 2 * Number.MIN_VALUE;
  let fn;
  if (range < minRange) {
    throw new RangeError(`${typeName}: Random range too narrow`);
  } else if (isInt) {
    fn = /* @__PURE__ */ __name(() => rng.range(low, high), "fn");
  } else {
    fn = /* @__PURE__ */ __name(() => rng.float01() * range + low, "fn");
  }
  return addTypedProperties(fn, {
    label,
    upper,
    lower,
    isUpperInc,
    isLowerInc,
    isInt
  }, typeName, fnName);
}, "randomBounded");
export {
  randomBounded
};
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