October 2019
Intermediate to advanced
444 pages
10h 37m
English
Content preview from Rust Programming Cookbook
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Customizing errors
While the Result type doesn't care about the type it returns in the Err branch, returning String instances for error messages is not ideal either. Typical errors have several things to consider:
- Is there a root cause or error?
- What is the error message?
- Is there a more in-depth message to output?
The standard library's errors all follow a common trait from std::error::Error—let's see how they are implemented.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.