feat: add expectations for stream

[codecov[bot]]

Codecov Report

Merging #4 into master will not change coverage. The diff coverage is 100%.

@@          Coverage Diff          @@
##           master     #4   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files           6      6           
  Lines          96    101    +5     
  Branches        8      8           
=====================================
+ Hits           96    101    +5

Impacted Files	Coverage Δ
src/index.ts	100% <100%> (ø)	:arrow_up:
src/stream/index.ts	100% <100%> (ø)	:arrow_up:

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[coveralls]

Pull Request Test Coverage Report for Build 5

• 6 of 6 (100.0%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+2.6%) to 100.0%

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Totals
Change from base Build 4:	2.6%
Covered Lines:	100
Relevant Lines:	100

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💛 - Coveralls

[unional]

:tada: This PR is included in version 1.1.0 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: