* test: Add tests for improved coverage before refactoring
This commit adds tests to improve coverage before refactoring
to ensure that the changes do not break anything.
* refactor: replace goto statement with loop
This commit introduces a refactor to improve the clarity of the control flow within the method.
The goto statement can sometimes make the code hard to understand and maintain, hence this refactor aims to resolve that.
* refactor: extract for-loop from Recv to another method
This commit improves code readability and maintainability
by making the Recv method simpler.
* move error_accumulator into internal pkg (#304)
* move error_accumulator into internal pkg (#304)
* add a test for ErrTooManyEmptyStreamMessages in stream_reader (#304)
