35 lines
662 B
Rust
35 lines
662 B
Rust
fn empty() -> &'static str {
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""
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}
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fn hello() -> &'static str {
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"Hello, world!"
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}
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fn hello_bytes() -> &'static [u8; 13] {
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b"Hello, world!"
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}
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fn hello_bytes_fat() -> &'static [u8] {
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b"Hello, world!"
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}
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fn fat_pointer_on_32_bit() {
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Some(5).expect("foo");
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}
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fn str_indexing() {
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let mut x = "Hello".to_string();
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let _v = &mut x[..3]; // Test IndexMut on String.
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}
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fn main() {
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assert_eq!(empty(), "");
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assert_eq!(hello(), "Hello, world!");
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assert_eq!(hello_bytes(), b"Hello, world!");
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assert_eq!(hello_bytes_fat(), b"Hello, world!");
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fat_pointer_on_32_bit(); // Should run without crashing.
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str_indexing();
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}
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