Konstantin Alikhanov 70d44c638a Cheerio / adding undefined to return type of attr method of Cheerio interface (#40634) ...

* Adjusting return type of attr method of Cheerio object. It returs undefined type if selection is empty

* Writing additional test for attr of empty selection

2019-12-02 20:16:23 -08:00

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cheerio-tests.ts

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index.d.ts

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tsconfig.json

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tslint.json

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