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-rw-r--r--crates/ra_db/src/fixture.rs70
1 files changed, 21 insertions, 49 deletions
diff --git a/crates/ra_db/src/fixture.rs b/crates/ra_db/src/fixture.rs
index f8f767091..f6b50c67c 100644
--- a/crates/ra_db/src/fixture.rs
+++ b/crates/ra_db/src/fixture.rs
@@ -63,7 +63,7 @@ use std::sync::Arc;
63 63
64use ra_cfg::CfgOptions; 64use ra_cfg::CfgOptions;
65use rustc_hash::FxHashMap; 65use rustc_hash::FxHashMap;
66use test_utils::{extract_offset, parse_fixture, parse_single_fixture, CURSOR_MARKER}; 66use test_utils::{extract_offset, parse_fixture, parse_single_fixture, FixtureMeta, CURSOR_MARKER};
67 67
68use crate::{ 68use crate::{
69 input::CrateName, CrateGraph, CrateId, Edition, Env, FileId, FilePosition, RelativePathBuf, 69 input::CrateName, CrateGraph, CrateId, Edition, Env, FileId, FilePosition, RelativePathBuf,
@@ -113,7 +113,7 @@ fn with_single_file(db: &mut dyn SourceDatabaseExt, ra_fixture: &str) -> FileId
113 let fixture = parse_single_fixture(ra_fixture); 113 let fixture = parse_single_fixture(ra_fixture);
114 114
115 let crate_graph = if let Some(entry) = fixture { 115 let crate_graph = if let Some(entry) = fixture {
116 let meta = match parse_meta(&entry.meta) { 116 let meta = match ParsedMeta::from(&entry.meta) {
117 ParsedMeta::File(it) => it, 117 ParsedMeta::File(it) => it,
118 _ => panic!("with_single_file only support file meta"), 118 _ => panic!("with_single_file only support file meta"),
119 }; 119 };
@@ -170,7 +170,7 @@ fn with_files(db: &mut dyn SourceDatabaseExt, fixture: &str) -> Option<FilePosit
170 let mut file_position = None; 170 let mut file_position = None;
171 171
172 for entry in fixture.iter() { 172 for entry in fixture.iter() {
173 let meta = match parse_meta(&entry.meta) { 173 let meta = match ParsedMeta::from(&entry.meta) {
174 ParsedMeta::Root { path } => { 174 ParsedMeta::Root { path } => {
175 let source_root = std::mem::replace(&mut source_root, SourceRoot::new_local()); 175 let source_root = std::mem::replace(&mut source_root, SourceRoot::new_local());
176 db.set_source_root(source_root_id, Arc::new(source_root)); 176 db.set_source_root(source_root_id, Arc::new(source_root));
@@ -258,53 +258,25 @@ struct FileMeta {
258 env: Env, 258 env: Env,
259} 259}
260 260
261//- /lib.rs crate:foo deps:bar,baz cfg:foo=a,bar=b env:OUTDIR=path/to,OTHER=foo) 261impl From<&FixtureMeta> for ParsedMeta {
262fn parse_meta(meta: &str) -> ParsedMeta { 262 fn from(meta: &FixtureMeta) -> Self {
263 let components = meta.split_ascii_whitespace().collect::<Vec<_>>(); 263 match meta {
264 264 FixtureMeta::Root { path } => {
265 if components[0] == "root" { 265 // `Self::Root` causes a false warning: 'variant is never constructed: `Root` '
266 let path: RelativePathBuf = components[1].into(); 266 // see https://github.com/rust-lang/rust/issues/69018
267 assert!(path.starts_with("/") && path.ends_with("/")); 267 ParsedMeta::Root { path: path.to_owned() }
268 return ParsedMeta::Root { path };
269 }
270
271 let path: RelativePathBuf = components[0].into();
272 assert!(path.starts_with("/"));
273
274 let mut krate = None;
275 let mut deps = Vec::new();
276 let mut edition = Edition::Edition2018;
277 let mut cfg = CfgOptions::default();
278 let mut env = Env::default();
279 for component in components[1..].iter() {
280 let (key, value) = split1(component, ':').unwrap();
281 match key {
282 "crate" => krate = Some(value.to_string()),
283 "deps" => deps = value.split(',').map(|it| it.to_string()).collect(),
284 "edition" => edition = Edition::from_str(&value).unwrap(),
285 "cfg" => {
286 for key in value.split(',') {
287 match split1(key, '=') {
288 None => cfg.insert_atom(key.into()),
289 Some((k, v)) => cfg.insert_key_value(k.into(), v.into()),
290 }
291 }
292 }
293 "env" => {
294 for key in value.split(',') {
295 if let Some((k, v)) = split1(key, '=') {
296 env.set(k, v.into());
297 }
298 }
299 } 268 }
300 _ => panic!("bad component: {:?}", component), 269 FixtureMeta::File(f) => Self::File(FileMeta {
270 path: f.path.to_owned().into(),
271 krate: f.crate_name.to_owned().into(),
272 deps: f.deps.to_owned(),
273 cfg: f.cfg.to_owned(),
274 edition: f
275 .edition
276 .as_ref()
277 .map_or(Edition::Edition2018, |v| Edition::from_str(&v).unwrap()),
278 env: Env::from(f.env.iter()),
279 }),
301 } 280 }
302 } 281 }
303
304 ParsedMeta::File(FileMeta { path, krate, deps, edition, cfg, env })
305}
306
307fn split1(haystack: &str, delim: char) -> Option<(&str, &str)> {
308 let idx = haystack.find(delim)?;
309 Some((&haystack[..idx], &haystack[idx + delim.len_utf8()..]))
310} 282}