ruby/tool/travis_retry.sh

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#!/bin/sh -eu
# The modified version of `travis_retry` to support custom backoffs, which is used by .travis.yml.
# https://github.com/travis-ci/travis-build/blob/master/lib/travis/build/bash/travis_retry.bash
for sleep in 0 ${WAITS:- 1 25 100}; do
sleep "$sleep"
echo "+ $@"
if "$@"; then
exit 0
fi
done
exit 1