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This PR updates
esprima
. Sinceesprima
v1.0.3, which is the versioncwise-parser
currently uses, there are many changes inesprima
, especially for es6 support.I briefly checked if there is any breaking change between
esprima
v1 and v2 but couldn't find anything.This PR contains a basic test suite for es6 arrow function, and
cwise
was tested with this update in this repo.