feat(interpreter): allow passing external variables

[kantord]

fixes #174

[codecov]

Codecov Report

Merging #208 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master   #208   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files          43     43           
  Lines         206    208    +2     
  Branches       22     22           
=====================================
+ Hits          206    208    +2

Impacted Files	Coverage Δ
src/interpreter.js	100% <100%> (ø)	⬆️

---

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[codecov]

Codecov Report

Merging #208 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master   #208   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files          43     43           
  Lines         206    208    +2     
  Branches       22     22           
=====================================
+ Hits          206    208    +2

Impacted Files	Coverage Δ
src/interpreter.js	100% <100%> (ø)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 5d74903...cb44489. Read the comment docs.

[kantord]

🎉 This PR is included in version 1.30.0 🎉

The release is available on:

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

Your semantic-release bot 📦🚀

[kantord]

🎉 This issue has been resolved in version 1.35.0 🎉

The release is available on:

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

Your semantic-release bot 📦🚀