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More direct signature for resolve_path

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This commit is contained in:
Aleksey Kladov 2020-06-05 15:07:30 +02:00
parent e63c00f100
commit bba374bab2
7 changed files with 24 additions and 19 deletions
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21
crates/ra_db/src/lib.rs
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@ -89,7 +89,7 @@ pub const DEFAULT_LRU_CAP: usize = 128;
pub trait FileLoader {
/// Text of the file.
fn file_text(&self, file_id: FileId) -> Arc<String>;
fn resolve_path(&self, anchor: FileId, relative_path: &RelativePath) -> Option<FileId>;
fn resolve_path(&self, anchor: FileId, path: &str) -> Option<FileId>;
fn relevant_crates(&self, file_id: FileId) -> Arc<Vec<CrateId>>;
fn resolve_extern_path(
@ -154,16 +154,21 @@ impl<T: SourceDatabaseExt> FileLoader for FileLoaderDelegate<&'_ T> {
fn file_text(&self, file_id: FileId) -> Arc<String> {
SourceDatabaseExt::file_text(self.0, file_id)
}
fn resolve_path(&self, anchor: FileId, relative_path: &RelativePath) -> Option<FileId> {
let path = {
let mut path = self.0.file_relative_path(anchor);
assert!(path.pop());
path.push(relative_path);
path.normalize()
/// Note that we intentionally accept a `&str` and not a `&Path` here. This
/// method exists to handle `#[path = "/some/path.rs"] mod foo;` and such,
/// so the input is guaranteed to be utf-8 string. We might introduce
/// `struct StrPath(str)` for clarity some day, but it's a bit messy, so we
/// get by with a `&str` for the time being.
fn resolve_path(&self, anchor: FileId, path: &str) -> Option<FileId> {
let rel_path = {
let mut rel_path = self.0.file_relative_path(anchor);
assert!(rel_path.pop());
rel_path.push(path);
rel_path.normalize()
};
let source_root = self.0.file_source_root(anchor);
let source_root = self.0.source_root(source_root);
source_root.file_by_relative_path(&path)
source_root.file_by_relative_path(&rel_path)
}
fn relevant_crates(&self, file_id: FileId) -> Arc<Vec<CrateId>> {