Function addChunk

packages/main/test/pages/diffable-html.js:6366–6378

(stream, state, chunk, addToFront)

    }

    function addChunk(stream, state, chunk, addToFront) {
      if (state.flowing && state.length === 0 && !state.sync) {
        stream.emit('data', chunk);
        stream.read(0);
      } else {
        // update the buffer info.
        state.length += state.objectMode ? 1 : chunk.length;
        if (addToFront) state.buffer.unshift(chunk);else state.buffer.push(chunk);

        if (state.needReadable) emitReadable(stream);
      }
      maybeReadMore(stream, state);
    }

    function chunkInvalid(state, chunk) {
      var er;