Clarify that the result of readQuery should not be modified
#4815
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The `readQuery` call may return an object that is shared with the current contents of cache, which can cause some weird behavior if you mutate the `readQuery` result.
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This will hopefully help avoid issues like #4760 |
benjamn
approved these changes
May 20, 2019
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The
readQuerycall may return an object that is shared with the current contents of cache, which can cause some weird behavior if you mutate thereadQueryresult.