Merge #2172

2172: Use new text DSL instead of crate_graph! macro r=matklad a=matklad



Co-authored-by: Aleksey Kladov <aleksey.kladov@gmail.com>

crates/ra_hir/src/marks.rs

@@ -1,21 +1,10 @@
 //! See test_utils/src/marks.rs
 
 test_utils::marks!(
-    bogus_paths
-    // FIXME: restore this mark once hir is split
-    name_res_works_for_broken_modules
-    can_import_enum_variant
     type_var_cycles_resolve_completely
     type_var_cycles_resolve_as_possible
     type_var_resolves_to_int_var
-    glob_enum
-    glob_across_crates
-    std_prelude
     match_ergonomics_ref
     infer_while_let
-    macro_rules_from_other_crates_are_visible_with_macro_use
-    prelude_is_macro_use
     coerce_merge_fail_fallback
-    macro_dollar_crate_self
-    macro_dollar_crate_other
 );

crates/ra_hir/src/mock.rs

@@ -77,12 +77,6 @@ impl MockDatabase {
         (db, source_root, file_id)
     }
 
-    pub fn with_position(fixture: &str) -> (MockDatabase, FilePosition) {
-        let (db, position) = MockDatabase::from_fixture(fixture);
-        let position = position.expect("expected a marker ( <|> )");
-        (db, position)
-    }
-
     pub fn file_id_of(&self, path: &str) -> FileId {
         match self.files.get(path) {
             Some(it) => *it,
@@ -90,25 +84,6 @@ impl MockDatabase {
         }
     }
 
-    pub fn set_crate_graph_from_fixture(&mut self, graph: CrateGraphFixture) {
-        let mut ids = FxHashMap::default();
-        let mut crate_graph = CrateGraph::default();
-        for (crate_name, (crate_root, edition, cfg_options, _)) in graph.0.iter() {
-            let crate_root = self.file_id_of(&crate_root);
-            let crate_id = crate_graph.add_crate_root(crate_root, *edition, cfg_options.clone());
-            Arc::make_mut(&mut self.crate_names).insert(crate_id, crate_name.clone());
-            ids.insert(crate_name, crate_id);
-        }
-        for (crate_name, (_, _, _, deps)) in graph.0.iter() {
-            let from = ids[crate_name];
-            for dep in deps {
-                let to = ids[dep];
-                crate_graph.add_dep(from, dep.as_str().into(), to).unwrap();
-            }
-        }
-        self.set_crate_graph(Arc::new(crate_graph))
-    }
-
     pub fn diagnostics(&self) -> String {
         let mut buf = String::new();
         let mut files: Vec<FileId> = self.files.values().copied().collect();
@@ -285,46 +260,3 @@ impl MockDatabase {
             .collect()
     }
 }
-
-#[derive(Default)]
-pub struct CrateGraphFixture(pub Vec<(String, (String, Edition, CfgOptions, Vec<String>))>);
-
-#[macro_export]
-macro_rules! crate_graph {
-    ($(
-        $crate_name:literal: (
-            $crate_path:literal,
-            $($edition:literal,)?
-            [$($dep:literal),*]
-            $(, cfg = {
-                $($key:literal $(= $value:literal)?),*
-                $(,)?
-            })?
-        ),
-    )*) => {{
-        let mut res = $crate::mock::CrateGraphFixture::default();
-        $(
-            #[allow(unused_mut, unused_assignments)]
-            let mut edition = ra_db::Edition::Edition2018;
-            $(edition = ra_db::Edition::from_string($edition);)?
-            let cfg_options = {
-                #[allow(unused_mut)]
-                let mut cfg = ::ra_cfg::CfgOptions::default();
-                $(
-                    $(
-                        if 0 == 0 $(+ { drop($value); 1})? {
-                            cfg.insert_atom($key.into());
-                        }
-                        $(cfg.insert_key_value($key.into(), $value.into());)?
-                    )*
-                )?
-                cfg
-            };
-            res.0.push((
-                $crate_name.to_string(),
-                ($crate_path.to_string(), edition, cfg_options, vec![$($dep.to_string()),*])
-            ));
-        )*
-        res
-    }}
-}

crates/ra_hir/src/ty/tests.rs

@@ -2,8 +2,7 @@ use std::fmt::Write;
 use std::sync::Arc;
 
 use insta::assert_snapshot;
-
-use ra_db::{salsa::Database, FilePosition, SourceDatabase};
+use ra_db::{fixture::WithFixture, salsa::Database, FilePosition, SourceDatabase};
 use ra_syntax::{
     algo,
     ast::{self, AstNode},
@@ -25,9 +24,9 @@ mod coercion;
 
 #[test]
 fn cfg_impl_block() {
-    let (mut db, pos) = MockDatabase::with_position(
+    let (db, pos) = MockDatabase::with_position(
         r#"
-//- /main.rs
+//- /main.rs crate:main deps:foo cfg:test
 use foo::S as T;
 struct S;
 
@@ -46,7 +45,7 @@ fn test() {
     t<|>;
 }
 
-//- /foo.rs
+//- /foo.rs crate:foo
 struct S;
 
 #[cfg(not(test))]
@@ -60,18 +59,14 @@ impl S {
 }
 "#,
     );
-    db.set_crate_graph_from_fixture(crate_graph! {
-        "main": ("/main.rs", ["foo"], cfg = { "test" }),
-        "foo": ("/foo.rs", []),
-    });
     assert_eq!("(i32, {unknown}, i32, {unknown})", type_at_pos(&db, pos));
 }
 
 #[test]
 fn infer_await() {
-    let (mut db, pos) = MockDatabase::with_position(
+    let (db, pos) = MockDatabase::with_position(
         r#"
-//- /main.rs
+//- /main.rs crate:main deps:std
 
 struct IntFuture;
 
@@ -85,7 +80,7 @@ fn test() {
     v<|>;
 }
 
-//- /std.rs
+//- /std.rs crate:std
 #[prelude_import] use future::*;
 mod future {
     trait Future {
@@ -95,18 +90,14 @@ mod future {
 
 "#,
     );
-    db.set_crate_graph_from_fixture(crate_graph! {
-        "main": ("/main.rs", ["std"]),
-        "std": ("/std.rs", []),
-    });
     assert_eq!("u64", type_at_pos(&db, pos));
 }
 
 #[test]
 fn infer_box() {
-    let (mut db, pos) = MockDatabase::with_position(
+    let (db, pos) = MockDatabase::with_position(
         r#"
-//- /main.rs
+//- /main.rs crate:main deps:std
 
 fn test() {
     let x = box 1;
@@ -114,7 +105,7 @@ fn test() {
     t<|>;
 }
 
-//- /std.rs
+//- /std.rs crate:std
 #[prelude_import] use prelude::*;
 mod prelude {}
 
@@ -126,10 +117,6 @@ mod boxed {
 
 "#,
     );
-    db.set_crate_graph_from_fixture(crate_graph! {
-        "main": ("/main.rs", ["std"]),
-        "std": ("/std.rs", []),
-    });
     assert_eq!("(Box<i32>, Box<Box<i32>>, Box<&i32>, Box<[i32;_]>)", type_at_pos(&db, pos));
 }
 
@@ -154,9 +141,9 @@ fn test() {
 
 #[test]
 fn infer_try() {
-    let (mut db, pos) = MockDatabase::with_position(
+    let (db, pos) = MockDatabase::with_position(
         r#"
-//- /main.rs
+//- /main.rs crate:main deps:std
 
 fn test() {
     let r: Result<i32, u64> = Result::Ok(1);
@@ -164,7 +151,7 @@ fn test() {
     v<|>;
 }
 
-//- /std.rs
+//- /std.rs crate:std
 
 #[prelude_import] use ops::*;
 mod ops {
@@ -189,18 +176,14 @@ mod result {
 
 "#,
     );
-    db.set_crate_graph_from_fixture(crate_graph! {
-        "main": ("/main.rs", ["std"]),
-        "std": ("/std.rs", []),
-    });
     assert_eq!("i32", type_at_pos(&db, pos));
 }
 
 #[test]
 fn infer_for_loop() {
-    let (mut db, pos) = MockDatabase::with_position(
+    let (db, pos) = MockDatabase::with_position(
         r#"
-//- /main.rs
+//- /main.rs crate:main deps:std
 
 use std::collections::Vec;
 
@@ -212,7 +195,7 @@ fn test() {
     }
 }
 
-//- /std.rs
+//- /std.rs crate:std
 
 #[prelude_import] use iter::*;
 mod iter {
@@ -234,10 +217,6 @@ mod collections {
 }
 "#,
     );
-    db.set_crate_graph_from_fixture(crate_graph! {
-        "main": ("/main.rs", ["std"]),
-        "std": ("/std.rs", []),
-    });
     assert_eq!("&str", type_at_pos(&db, pos));
 }
 
@@ -2505,15 +2484,15 @@ pub fn main_loop() {
 
 #[test]
 fn cross_crate_associated_method_call() {
-    let (mut db, pos) = MockDatabase::with_position(
+    let (db, pos) = MockDatabase::with_position(
         r#"
-//- /main.rs
+//- /main.rs crate:main deps:other_crate
 fn test() {
     let x = other_crate::foo::S::thing();
     x<|>;
 }
 
-//- /lib.rs
+//- /lib.rs crate:other_crate
 mod foo {
     struct S;
     impl S {
@@ -2522,10 +2501,6 @@ mod foo {
 }
 "#,
     );
-    db.set_crate_graph_from_fixture(crate_graph! {
-        "main": ("/main.rs", ["other_crate"]),
-        "other_crate": ("/lib.rs", []),
-    });
     assert_eq!("i128", type_at_pos(&db, pos));
 }
 
@@ -3403,16 +3378,15 @@ fn test() { S.foo()<|>; }
 
 #[test]
 fn infer_macro_with_dollar_crate_is_correct_in_expr() {
-    // covers!(macro_dollar_crate_other);
-    let (mut db, pos) = MockDatabase::with_position(
+    let (db, pos) = MockDatabase::with_position(
         r#"
-//- /main.rs
+//- /main.rs crate:main deps:foo
 fn test() {
     let x = (foo::foo!(1), foo::foo!(2));
     x<|>;
 }
 
-//- /lib.rs
+//- /lib.rs crate:foo
 #[macro_export]
 macro_rules! foo {
     (1) => { $crate::bar!() };
@@ -3427,10 +3401,6 @@ macro_rules! bar {
 pub fn baz() -> usize { 31usize }
 "#,
     );
-    db.set_crate_graph_from_fixture(crate_graph! {
-        "main": ("/main.rs", ["foo"]),
-        "foo": ("/lib.rs", []),
-    });
     assert_eq!("(i32, usize)", type_at_pos(&db, pos));
 }
 
@@ -3512,9 +3482,9 @@ fn test() { (&S).foo()<|>; }
 
 #[test]
 fn method_resolution_trait_from_prelude() {
-    let (mut db, pos) = MockDatabase::with_position(
+    let (db, pos) = MockDatabase::with_position(
         r#"
-//- /main.rs
+//- /main.rs crate:main deps:other_crate
 struct S;
 impl Clone for S {}
 
@@ -3522,7 +3492,7 @@ fn test() {
     S.clone()<|>;
 }
 
-//- /lib.rs
+//- /lib.rs crate:other_crate
 #[prelude_import] use foo::*;
 
 mod foo {
@@ -3532,10 +3502,6 @@ mod foo {
 }
 "#,
     );
-    db.set_crate_graph_from_fixture(crate_graph! {
-        "main": ("/main.rs", ["other_crate"]),
-        "other_crate": ("/lib.rs", []),
-    });
     assert_eq!("S", type_at_pos(&db, pos));
 }