Changes no-unused-expressions lint from warning to error#2319

Merged

gaearon merged 3 commits intofacebook:nextfrom amupitan:2303-forgetting-to-return-JSX-should-crash-build

Jan 17, 2018

Commits on May 22, 2017

Changes no-unused-expressions lint from warning to error
amupitan
committed

Commits on Jan 16, 2018