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equals implementation for literal.

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This commit is contained in:
Tom Alexander 2020-05-16 22:02:58 -04:00
parent 6519add838
commit bf35fd0ae4
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GPG Key ID: D3A179C9A53C0EDE
1 changed files with 22 additions and 2 deletions
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24
src/renderer/parameters_context.rs
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@ -179,8 +179,28 @@ impl Walkable for OwnedLiteral {
impl CompareContextElement for OwnedLiteral {
fn equals(&self, other: &dyn ContextElement) -> bool {
// TODO
false
// If its an OwnedLiteral then compare them directly,
// otherwise defer to the other type's implementation of
// CompareContextElement since the end user could add any
// type.
match other.to_any().downcast_ref::<Self>() {
None => other.equals(self),
Some(other_literal) => match (self, other_literal) {
(OwnedLiteral::LString(self_text), OwnedLiteral::LString(other_text)) => {
self_text == other_text
}
(OwnedLiteral::LPositiveInteger(self_num), OwnedLiteral::LString(other_text)) => {
&self_num.to_string() == other_text
}
(OwnedLiteral::LString(self_text), OwnedLiteral::LPositiveInteger(other_num)) => {
self_text == &other_num.to_string()
}
(
OwnedLiteral::LPositiveInteger(self_num),
OwnedLiteral::LPositiveInteger(other_num),
) => self_num == other_num,
},
}
}
fn partial_compare(&self, other: &dyn ContextElement) -> Option<Ordering> {