Function add

packages/world-kit/src/record.js:135–150

(kind, args)

  const palette = Object.freeze(Object.fromEntries(keys.map((k) => [k, k])));

  const add = (kind, args) => {
    const spec = GEOM[kind];
    const a = spec.args.map(([name, min, max, dflt], i) => {
      const raw = args[i] ?? dflt;
      if (!isNum(raw)) {
        throw new Fail(`${kind}(): argument "${name}" must be a finite number, got ${JSON.stringify(raw)}`, ops.length);
      }
      if (raw < min || raw > max) {
        throw new Fail(`${kind}(): argument "${name}" is ${raw}, outside the allowed ${min} to ${max}`, ops.length);
      }
      return spec.args[i][3] !== undefined ? Math.round(raw) : raw;
    });
    const op = { g: kind, a, m: 'stone', o: {}, p: [0, 0, 0], r: [0, 0, 0], s: [1, 1, 1] };
    ops.push(op);
    return new Shape(op);
  };

  const api = {
    P: palette,