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Minor code stlye change in the Facet::is_prefix_of. (#1449)

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This commit is contained in:
Paul Masurel
2022-08-19 11:05:11 +02:00
committed by GitHub
parent 27400c9ad3
commit e25ab5d537
1 changed files with 6 additions and 3 deletions
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9
src/schema/facet.rs
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@@ -152,11 +152,14 @@ impl Facet {
/// Returns `true` if other is a subfacet of `self`.
pub fn is_prefix_of(&self, other: &Facet) -> bool {
// Root is a prefix of every other path.
// This is not just an optimisation. It is necessary for correctness.
if self.is_root() {
return true;
}
let self_str = self.encoded_str();
let other_str = other.encoded_str();
self_str.len() < other_str.len()
&& other_str.starts_with(self_str)
&& (self_str.len() == 0 || other_str.as_bytes()[self_str.len()] == FACET_SEP_BYTE)
other_str.starts_with(self_str) && other_str.as_bytes()[self_str.len()] == FACET_SEP_BYTE
}
/// Extract path from the `Facet`.