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@ -74,7 +74,30 @@ pub fn owned_walk_path<'a>(
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breadcrumbs: &'a Vec<Box<dyn ContextElement>>,
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path: &Vec<String>,
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) -> Result<&'a dyn ContextElement, WalkError> {
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if path.is_empty() {
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return Ok(breadcrumbs
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.last()
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.expect("Breadcrumbs should never be empty")
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.as_ref());
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}
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let path_reference: Vec<&str> = path.iter().map(|p| &p[..]).collect();
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if path.first().expect("Already proved path is not empty") == "." {
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return match walk_path_from_single_level(
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breadcrumbs
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.last()
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.expect("Breadcrumbs should never be empty")
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.as_ref(),
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&path_reference[1..],
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) {
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// If no walking was done at all or we partially walked
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// then stop trying to find anything because '.' restricts
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// us to the current scope
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WalkResult::NoWalk | WalkResult::PartialWalk => Err(WalkError::CantWalk),
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WalkResult::FullyWalked(new_context) => Ok(new_context),
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};
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}
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for context in breadcrumbs.iter().rev() {
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match walk_path_from_single_level(context.as_ref(), &path_reference) {
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// If no walking was done at all, keep looping
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