Looks like this is a Dart 2.0 issue.
The failing Travis message is of the error • Undefined name 'utf8' variety
The Dart version on the Travis build server is
Dart VM version: 1.24.3 (Wed Dec 13 16:10:39 2017) on "linux_x64"
But locally on my machine running version 2.0.0-dev.35.0
C:\Dev\Personal\dart-epub>dart --version
Dart VM version: 2.0.0-dev.35.0 (Fri Mar 9 13:09:14 2018 +0100) on "windows_x64"
Looks like this is a Dart 2.0 issue. The failing Travis message is of the
error • Undefined name 'utf8'
variety The Dart version on the Travis build server isBut locally on my machine running version 2.0.0-dev.35.0
The
dartanalyzer
call doesn't fail.