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29 lines
801 B
Rust
29 lines
801 B
Rust
use proxmox_sortable_macro::sortable;
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// The way #[sorted] works we require an 'identity' macro due to the inability of the syntax tree
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// visitor to change the type of a syntax tree element.
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//
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// Iow.: it replaces `sorted!([3, 2, 1])` with `identity!([1, 2, 3])`.
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macro_rules! identity {
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($($x:tt)*) => { $($x)* }
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}
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// In a normal project we would use this Cargo.toml line:
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//
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// [dependencies]
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// proxmox = { version = "0.1", features = [ "sortable-macro" ] }
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//
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// Then:
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// use proxmox::{sortable, identity};
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#[test]
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fn test_id() {
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#[sortable]
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const FOO: [&str; 3] = sorted!(["3", "2", "1"]);
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assert_eq!(FOO, ["1", "2", "3"]);
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#[sortable]
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const FOO2: [(&str, usize); 3] = sorted!([("3", 1), ("2", 2), ("1", 3)]);
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assert_eq!(FOO2, [("1", 3), ("2", 2), ("3", 1)]);
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}
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