41 lines
1.2 KiB
Rust
41 lines
1.2 KiB
Rust
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//! FIXME: write short doc here
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use std::sync::Arc;
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use ra_cfg::CfgOptions;
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use crate::{
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CrateGraph, Edition, FileId, RelativePathBuf, SourceDatabaseExt, SourceRoot, SourceRootId,
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};
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pub const WORKSPACE: SourceRootId = SourceRootId(0);
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pub trait WithFixture: Default + SourceDatabaseExt + 'static {
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fn with_single_file(text: &str) -> (Self, FileId) {
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let mut db = Self::default();
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let file_id = with_single_file(&mut db, text);
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(db, file_id)
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}
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}
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impl<DB: SourceDatabaseExt + Default + 'static> WithFixture for DB {}
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fn with_single_file(db: &mut dyn SourceDatabaseExt, text: &str) -> FileId {
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let file_id = FileId(0);
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let rel_path: RelativePathBuf = "/main.rs".into();
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let mut source_root = SourceRoot::default();
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source_root.insert_file(rel_path.clone(), file_id);
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let mut crate_graph = CrateGraph::default();
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crate_graph.add_crate_root(file_id, Edition::Edition2018, CfgOptions::default());
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db.set_file_text(file_id, Arc::new(text.to_string()));
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db.set_file_relative_path(file_id, rel_path);
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db.set_file_source_root(file_id, WORKSPACE);
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db.set_source_root(WORKSPACE, Arc::new(source_root));
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db.set_crate_graph(Arc::new(crate_graph));
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file_id
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}
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