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implement path conversion

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This commit is contained in:
Aleksey Kladov 2018-11-20 19:40:37 +03:00
parent bcdcfa9df2
commit 8086107b6a
1 changed files with 44 additions and 1 deletions
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45
crates/ra_analysis/src/descriptors/module/nameres.rs
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@ -136,7 +136,50 @@ impl InputModuleItems {
}
fn convert_path(prefix: Option<Path>, path: ast::Path) -> Option<Path> {
prefix
let prefix = if let Some(qual) = path.qualifier() {
Some(convert_path(prefix, qual)?)
} else {
None
};
let segment = path.segment()?;
let res = match segment.kind()? {
ast::PathSegmentKind::Name(name) => {
let mut res = prefix.unwrap_or_else(|| Path {
kind: PathKind::Abs,
segments: Vec::with_capacity(1),
});
res.segments.push(name.text());
res
}
ast::PathSegmentKind::CrateKw => {
if prefix.is_some() {
return None;
}
Path {
kind: PathKind::Crate,
segments: Vec::new(),
}
}
ast::PathSegmentKind::SelfKw => {
if prefix.is_some() {
return None;
}
Path {
kind: PathKind::Self_,
segments: Vec::new(),
}
}
ast::PathSegmentKind::SuperKw => {
if prefix.is_some() {
return None;
}
Path {
kind: PathKind::Super,
segments: Vec::new(),
}
}
};
Some(res)
}
impl ModuleItem {