Remove doc about highlighting code in other languages #40301

This commit is contained in:
projektir 2017-03-13 00:14:42 -04:00
parent 824c9ebbd5
commit 064477391c

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@ -183,24 +183,6 @@ To write some Rust code in a comment, use the triple graves:
# fn foo() {}
```
If you want something that's not Rust code, you can add an annotation:
```rust
/// ```c
/// printf("Hello, world\n");
/// ```
# fn foo() {}
```
This will highlight according to whatever language you're showing off.
If you're only showing plain text, choose `text`.
It's important to choose the correct annotation here, because `rustdoc` uses it
in an interesting way: It can be used to actually test your examples in a
library crate, so that they don't get out of date. If you have some C code but
`rustdoc` thinks it's Rust because you left off the annotation, `rustdoc` will
complain when trying to generate the documentation.
## Documentation as tests
Let's discuss our sample example documentation: