Ensure all JSX spread properties get visited in ES2018+#55859
Ensure all JSX spread properties get visited in ES2018+#55859jakebailey merged 1 commit intomicrosoft:mainfrom
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typescript-bot
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For Uncommitted Bug
| function transformJsxSpreadAttributeToProps(node: JsxSpreadAttribute) { | ||
| if (isObjectLiteralExpression(node.expression) && !hasProto(node.expression)) { | ||
| return node.expression.properties; | ||
| return sameMap(node.expression.properties, p => Debug.checkDefined(visitNode(p, visitor, isObjectLiteralElementLike))); |
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This seems reasonable, but I can't help but notice that sameMap is never used in **/transformers/**, so I get a bad feeling that there's some other canonical method for doing this...
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Using this helper wasn't super intentional on my side. I just knew that there is such an util function and since this was returned as-is here before I decided to use it here (as they were returned as-is returning the same array shouldn't be the problem).
I can change this to a regular map though - the outcome would be the same.
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This does seem like the helper to use, I'm just surprised we haven't used it already...
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@jakebailey This looks fine to me too. Should it go into 5.3? |
typescript-bot
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Probably, though the bot apparently forgot to update the PR and do the right assignment so I'd be happier if @rbuckton took a quick look. |
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Actually, looking at how this is used, it's not like this is being passed to anything scary; it's always going to be flattened by |
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fixes #55858