72 lines
2.4 KiB
Rust
72 lines
2.4 KiB
Rust
#[derive(Debug)]
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struct Foo {}
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const VAR_ONE: &'static str = "Test constant #1"; // ERROR Consider removing 'static.
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const VAR_TWO: &str = "Test constant #2"; // This line should not raise a warning.
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const VAR_THREE: &[&'static str] = &["one", "two"]; // ERROR Consider removing 'static
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const VAR_FOUR: (&str, (&str, &'static str), &'static str) = ("on", ("th", "th"), "on"); // ERROR Consider removing 'static
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const VAR_FIVE: &'static [&[&'static str]] = &[&["test"], &["other one"]]; // ERROR Consider removing 'static
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const VAR_SIX: &'static u8 = &5;
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const VAR_SEVEN: &[&(&str, &'static [&'static str])] = &[&("one", &["other one"])];
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const VAR_HEIGHT: &'static Foo = &Foo {};
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const VAR_SLICE: &'static [u8] = b"Test constant #1"; // ERROR Consider removing 'static.
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const VAR_TUPLE: &'static (u8, u8) = &(1, 2); // ERROR Consider removing 'static.
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const VAR_ARRAY: &'static [u8; 1] = b"T"; // ERROR Consider removing 'static.
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static STATIC_VAR_ONE: &'static str = "Test static #1"; // ERROR Consider removing 'static.
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static STATIC_VAR_TWO: &str = "Test static #2"; // This line should not raise a warning.
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static STATIC_VAR_THREE: &[&'static str] = &["one", "two"]; // ERROR Consider removing 'static
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static STATIC_VAR_FOUR: (&str, (&str, &'static str), &'static str) = ("on", ("th", "th"), "on"); // ERROR Consider removing 'static
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static STATIC_VAR_FIVE: &'static [&[&'static str]] = &[&["test"], &["other one"]]; // ERROR Consider removing 'static
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static STATIC_VAR_SIX: &'static u8 = &5;
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static STATIC_VAR_SEVEN: &[&(&str, &'static [&'static str])] = &[&("one", &["other one"])];
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static STATIC_VAR_HEIGHT: &'static Foo = &Foo {};
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static STATIC_VAR_SLICE: &'static [u8] = b"Test static #3"; // ERROR Consider removing 'static.
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static STATIC_VAR_TUPLE: &'static (u8, u8) = &(1, 2); // ERROR Consider removing 'static.
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static STATIC_VAR_ARRAY: &'static [u8; 1] = b"T"; // ERROR Consider removing 'static.
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fn main() {
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let false_positive: &'static str = "test";
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println!("{}", VAR_ONE);
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println!("{}", VAR_TWO);
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println!("{:?}", VAR_THREE);
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println!("{:?}", VAR_FOUR);
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println!("{:?}", VAR_FIVE);
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println!("{:?}", VAR_SIX);
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println!("{:?}", VAR_SEVEN);
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println!("{:?}", VAR_HEIGHT);
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println!("{}", false_positive);
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}
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trait Bar {
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const TRAIT_VAR: &'static str;
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}
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impl Foo {
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const IMPL_VAR: &'static str = "var";
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}
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impl Bar for Foo {
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const TRAIT_VAR: &'static str = "foo";
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}
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