WenJun Chi f149f60a57 add type definition file for node-observer (#40450) ...

* add type definition file for node-observer

* remove unnecessary comment in index.d.ts

* fix test errors

* fix test errors

2019-11-18 13:48:27 -08:00

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index.d.ts

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node-observer-tests.ts

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tsconfig.json

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tslint.json

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