Use BytesBuilder for collectBytes (#185)

When this utility was first written `BytesBuilder` was only importable
from `dart:io`. Now that it may be imported from the cross platform
`dart:typed_data` it can be used in `package:async`.
2 files changed
tree: 377b574d22f0cce970191be5c951b501639898c1
  1. .github/
  2. .gitignore
  3. AUTHORS
  4. CHANGELOG.md
  5. CONTRIBUTING.md
  6. LICENSE
  7. README.md
  8. analysis_options.yaml
  9. lib/
  10. pubspec.yaml
  11. test/
README.md

Contains utility classes in the style of dart:async to work with asynchronous computations.