Working

packages/core/pattern.mjs

@@ -6,6 +6,7 @@ This program is free software: you can redistribute it and/or modify it under th
 
 import TimeSpan from './timespan.mjs';
 import Fraction, { lcm } from './fraction.mjs';
+import FractionClass from 'fraction.js';
 import Hap from './hap.mjs';
 import State from './state.mjs';
 import { unionWithObj } from './value.mjs';
@@ -26,6 +27,7 @@ import {
 } from './util.mjs';
 import drawLine from './drawLine.mjs';
 import { logger } from './logger.mjs';
+import fraction from './fraction.mjs';
 
 let stringParser;
 
@@ -999,7 +1001,7 @@ addToPrototype('weaveWith', function (t, ...funcs) {
 // compose matrix functions
 
 function _nonArrayObject(x) {
-  return !Array.isArray(x) && typeof x === 'object';
+  return !Array.isArray(x) && typeof x === 'object' && !(x instanceof FractionClass);
 }
 function _composeOp(a, b, func) {
   if (_nonArrayObject(a) || _nonArrayObject(b)) {

packages/core/signal.mjs

@@ -152,9 +152,7 @@ export const itri2 = fastcat(isaw2, saw2);
  *
  * @return {Pattern}
  */
-export const time = signal((x) => {
-  return x.valueOf();
-});
+export const time = signal(id);
 
 /**
  *  The mouse's x position value ranges from 0 to 1.

packages/superdough/superdough.mjs

@@ -465,7 +465,7 @@ function duckOrbit(audioContext, targetOrbit, t, onsettime = 0, attacktime = 0.1
         gainParam.cancelScheduledValues(now);
         gainParam.setValueAtTime(currVal, now);
 
-        const t0 = Math.max(t, now); // guard against now > t
+        const t0 = now; // guard against now > t
         const duckedVal = clamp(1 - Math.sqrt(depth), 0.01, currVal);
         gainParam.exponentialRampToValueAtTime(duckedVal, t0 + onset);
         gainParam.exponentialRampToValueAtTime(1, t0 + onset + attack);