22 lines
741 B
Rust
22 lines
741 B
Rust
use super::*;
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/// Topological [Mentionable]. Allows iterating over [Point]s it references, if any;
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pub trait MentionableTop<'a, Ctx: Context<'a>>: 'a {
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/// See implementation for the definition.
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/// Hash of all the references' points concatenated, ordered, non-unique.
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/// Used for walking over object trees to ensure two objects with different references don't collide.
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fn topology(&self) -> Hash
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where
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Self: Mentionable<'a, Ctx>,
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{
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let mut vec = Vec::new();
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self.points_typed(&mut vec);
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Ctx::hash(&vec)
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}
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/// References ([Point]s) to other objects. Typed.
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fn points_typed(&self, points: &mut impl PointsVisitor<'a, Ctx>)
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where
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Self: Mentionable<'a, Ctx>;
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}
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