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Support validation when hasOwnProperty is not in prototype #187
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ljharb
approved these changes
May 29, 2018
checkPropTypes.js
Outdated
| @@ -28,7 +28,7 @@ if (process.env.NODE_ENV !== 'production') { | |||
| function checkPropTypes(typeSpecs, values, location, componentName, getStack) { | |||
| if (process.env.NODE_ENV !== 'production') { | |||
| for (var typeSpecName in typeSpecs) { | |||
| if (typeSpecs.hasOwnProperty(typeSpecName)) { | |||
| if (Object.prototype.hasOwnProperty.call(typeSpecs, typeSpecName)) { | |||
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The next robustness step is to do var has = Object.prototypr.hasOwnProperty at module scope, and then here, do has.call.
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I moved the declaration to module scope now (amended the commit) and added a test for objects with a |
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Thanks for this fix! Running into this as well. Is there a reason it sits open? |
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@mhuggins It is ready to be merged from my side (aside from the merge conflicts now). |
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Rebased this; it's partially addressed by #112 but still includes tests and a fix. |
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Thanks, guys! ❤️ |
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Avoids the
Warning: Failed prop type: propValue.hasOwnProperty is not a functionwarning whenhasOwnPropertyis not defined in the prototype chain.See #183 for details.
delete Object.prototype.hasOwnPropertybeing a thing. I did not quite get this comment, so this solution might not work because of that. Just close this PR in that case.PropTypes.shape({ q: PropTypes.objectOf(PropTypes.string) })I pointed out inobjectOfshould not requirehasOwnPropertyto be a function #183 (comment), as I didn't know where to place them