· testing
TypeScript code coverage with Karma
To obtain coverage reports for code running in web browsers, you can configure code coverage with TypeScript and Karma.
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- · hands on
Add a window property with TypeScript
In TypeScript, you can define custom properties on the `window` namespace by declaring them as global properties. For example, if you want to make TypeScript aware of the property `window.__coverage__`, you can declare it in your code using the `declare global` syntax.