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-rw-r--r--crates/ra_db/src/input.rs14
1 files changed, 14 insertions, 0 deletions
diff --git a/crates/ra_db/src/input.rs b/crates/ra_db/src/input.rs
index a5f4e489f..c103503bd 100644
--- a/crates/ra_db/src/input.rs
+++ b/crates/ra_db/src/input.rs
@@ -31,9 +31,23 @@ pub struct SourceRootId(pub u32);
31 31
32#[derive(Default, Clone, Debug, PartialEq, Eq)] 32#[derive(Default, Clone, Debug, PartialEq, Eq)]
33pub struct SourceRoot { 33pub struct SourceRoot {
34 /// Sysroot or crates.io library.
35 ///
36 /// Libraries are considered mostly immutable, this assumption is used to
37 /// optimize salsa's query structure
38 pub is_library: bool,
34 pub files: FxHashMap<RelativePathBuf, FileId>, 39 pub files: FxHashMap<RelativePathBuf, FileId>,
35} 40}
36 41
42impl SourceRoot {
43 pub fn new() -> SourceRoot {
44 Default::default()
45 }
46 pub fn new_library() -> SourceRoot {
47 SourceRoot { is_library: true, ..SourceRoot::new() }
48 }
49}
50
37/// `CrateGraph` is a bit of information which turns a set of text files into a 51/// `CrateGraph` is a bit of information which turns a set of text files into a
38/// number of Rust crates. Each crate is defined by the `FileId` of its root module, 52/// number of Rust crates. Each crate is defined by the `FileId` of its root module,
39/// the set of cfg flags (not yet implemented) and the set of dependencies. Note 53/// the set of cfg flags (not yet implemented) and the set of dependencies. Note