1477   async function pullAlgorithm() {  function
1543     createTeeReadableStream(nonOpStart, pullAlgorithm, cancel1Algorithm);
1545     createTeeReadableStream(nonOpStart, pullAlgorithm, cancel2Algorithm);
2250     ensureIsPromise(controller[kState].pullAlgorithm, controller),
2262   controller[kState].pullAlgorithm = undefined;
2312   pullAlgorithm,  argument
2322     pullAlgorithm,  property
2358   const pullAlgorithm = pull ?
2370     pullAlgorithm,
2435   controller[kState].pullAlgorithm = undefined;
2991     ensureIsPromise(controller[kState].pullAlgorithm, controller),
3106   pullAlgorithm,  argument
3125     pullAlgorithm,  property
3157   const pullAlgorithm = pull ?
3173     pullAlgorithm,