75 lines
1.1 KiB
Rust
75 lines
1.1 KiB
Rust
/// This is a test for needless `fn main()` in doctests.
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///
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/// # Examples
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///
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/// This should lint
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/// ```
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/// fn main() {
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/// unimplemented!();
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/// }
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/// ```
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///
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/// This should, too.
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///
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/// ```rust
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/// fn main() {
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/// unimplemented!();
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/// }
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/// ```
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///
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/// This one too.
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///
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/// ```no_run
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/// fn main() {
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/// unimplemented!();
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/// }
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/// ```
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fn bad_doctests() {}
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/// # Examples
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///
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/// This shouldn't lint, because the `main` is empty:
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/// ```
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/// fn main(){}
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/// ```
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///
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/// This shouldn't lint either, because there's a `static`:
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/// ```
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/// static ANSWER: i32 = 42;
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///
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/// fn main() {
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/// assert_eq!(42, ANSWER);
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/// }
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/// ```
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///
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/// Neither should this lint because of `extern crate`:
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/// ```
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/// #![feature(test)]
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/// extern crate test;
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/// fn main() {
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/// assert_eq(1u8, test::black_box(1));
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/// }
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/// ```
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///
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/// We should not lint ignored examples:
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///
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/// ```rust,ignore
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/// fn main() {
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/// unimplemented!();
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/// }
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/// ```
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///
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/// Or even non-rust examples:
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///
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/// ```text
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/// fn main() {
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/// is what starts the program
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/// }
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/// ```
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fn no_false_positives() {}
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fn main() {
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bad_doctests();
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no_false_positives();
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}
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