[7.x] refactor: 💡 convert Interpreter .js -> .ts (#44545)#47190

Merged

streamich merged 1 commit intoelastic:7.xfrom streamich:backport/7.x/pr-44545

Oct 3, 2019

+118-105

Commits on Oct 3, 2019

refactor: 💡 convert Interpreter .js -> .ts (#44545 )
streamich
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