diff options
Diffstat (limited to 'components/script/xpath/context.rs')
| -rw-r--r-- | components/script/xpath/context.rs | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/components/script/xpath/context.rs b/components/script/xpath/context.rs index df78a9a7bec..ff51c92521d 100644 --- a/components/script/xpath/context.rs +++ b/components/script/xpath/context.rs @@ -5,10 +5,14 @@ use std::iter::Enumerate; use std::vec::IntoIter; +use script_bindings::str::DOMString; + use super::Node; +use crate::dom::bindings::codegen::Bindings::NodeBinding::NodeMethods; use crate::dom::bindings::root::DomRoot; /// The context during evaluation of an XPath expression. +#[derive(Debug)] pub(crate) struct EvaluationCtx { /// Where we started at pub(crate) starting_node: DomRoot<Node>, @@ -20,7 +24,7 @@ pub(crate) struct EvaluationCtx { pub(crate) predicate_nodes: Option<Vec<DomRoot<Node>>>, } -#[derive(Clone, Copy)] +#[derive(Clone, Copy, Debug)] pub(crate) struct PredicateCtx { pub(crate) index: usize, pub(crate) size: usize, @@ -68,6 +72,12 @@ impl EvaluationCtx { size, } } + + /// Resolve a namespace prefix using the context node's document + pub(crate) fn resolve_namespace(&self, prefix: Option<&str>) -> Option<DOMString> { + self.context_node + .LookupNamespaceURI(prefix.map(DOMString::from)) + } } /// When evaluating predicates, we need to keep track of the current node being evaluated and |