Function transformAlgorithm

static/web-streams-polyfill-3.2.1.mjs:4087–4095

(chunk)

function SetUpTransformStreamDefaultControllerFromTransformer(stream, transformer) {
    const controller = Object.create(TransformStreamDefaultController.prototype);
    let transformAlgorithm = (chunk) => {
        try {
            TransformStreamDefaultControllerEnqueue(controller, chunk);
            return promiseResolvedWith(undefined);
        }
        catch (transformResultE) {
            return promiseRejectedWith(transformResultE);
        }
    };
    let flushAlgorithm = () => promiseResolvedWith(undefined);
    if (transformer.transform !== undefined) {
        transformAlgorithm = chunk => transformer.transform(chunk, controller);