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Improve defaultProps handling #2391
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gaearon
approved these changes
Aug 6, 2018
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trueadm is landing this pull request. If you are a Facebook employee, you can view this diff on Phabricator.
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Release notes: none
Fixes a
defaultPropsbug and also improves bloat slightly by ensuring we state that the default props helper can be omitted if the value it mutates is never used. Furthermore, addedisPureto the binary expression temporal, so if the value created from it never gets used, then we don't emit the action.