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Node.js/Promises use cases survey
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Are you currently using promises?
No responses yet for this question.
If you're not using promises, why?
No responses yet for this question.
Are you currently using async/await?
No responses yet for this question.
If you're not using async/await, why?
No responses yet for this question.
What promises implementation are you using?
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Which type of JavaScript runtime are you using?
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Are you using promises in customer facing, production applications?
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Do you differentiate between fatal (e.g. access property of undefined object) and non-fatal (e.g. connection timeout) errors when rejecting promises?
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Do you use different Error sub-classes to differentiate between different classes of errors (fatal vs non-fatal, operational vs programmer errors, etc.)?
No responses yet for this question.
What mechanism do you use to reject promises?
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If you use both mechanisms above for different use cases, is this always a deliberate choice?
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Do you always attach a "catch" handler on promises?
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If you always attach a "catch" handler on promises, do you enforce that (e.g. at build time using a linter)?
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Do you *asynchronously* attach catch handlers on promises?
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What static analysis tool(s) (linter, linter module, etc.) do you use to enforce best practices when using promises?
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When a rejected promise doesn't have a catch handler, what is the behavior of your application today?
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When a rejected promise doesn't have a catch handler, what would you like the behavior of your runtime to be?
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If Node.js always exited when a promise is rejected and doesn't have a catch handler, would that be an acceptable behavior?
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Do you add custom event handlers to the Node.js "unhandledRejection" event?
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If you add custom event handlers to the 'unhandledRejection' event, what do those handlers do?
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Do you add custom event handlers to the Node.js "uncaughtException" event?
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If you add custom event handlers to the 'uncaughtException' event, what do those handlers do?
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Have you encountered any unexpected behavior (resources leaks, hard to find bugs, performance issues, etc.) in your application that was due to a rejected promise without a catch handler?
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