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Grunt Cookbook by Jurie-Jan Botha

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Running non-blocking code in a task

The majority of libraries available in the Node.js sphere tend to be implemented in such a way as to be non-blocking. This means that calling a function provided by a library will usually continue to execute the next line of code after being called, even though it has not fulfilled its intended purpose.

These types of functions tend to use either, or both, the event-driven approach or callback functions to indicate their progress. In either of these situations, we will require a function we can call once a task has been completed and for this purpose, Grunt provides us with the this.async utility.

Getting ready

In this example, we'll work with the basic project structure we created in the Installing Grunt on a ...

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