remove hard-coded query-group macro

crates/ra_hir/src/macros.rs

@@ -11,7 +11,7 @@ use std::sync::Arc;
 
 use ra_syntax::{
     TextRange, TextUnit, SourceFile, AstNode, SyntaxNode, TreeArc, SyntaxNodePtr,
-    ast::{self, NameOwner},
+    ast,
 };
 
 use crate::{MacroCallId, PersistentHirDatabase};
@@ -20,7 +20,6 @@ use crate::{MacroCallId, PersistentHirDatabase};
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub enum MacroDef {
     Vec,
-    QueryGroup,
 }
 
 impl MacroDef {
@@ -39,8 +38,6 @@ impl MacroDef {
             let name_ref = path.segment()?.name_ref()?;
             if name_ref.text() == "vec" {
                 MacroDef::Vec
-            } else if name_ref.text() == "query_group" {
-                MacroDef::QueryGroup
             } else {
                 return None;
             }
@@ -56,7 +53,6 @@ impl MacroDef {
     fn expand(self, input: MacroInput) -> Option<MacroExpansion> {
         match self {
             MacroDef::Vec => self.expand_vec(input),
-            MacroDef::QueryGroup => self.expand_query_group(input),
         }
     }
     fn expand_vec(self, input: MacroInput) -> Option<MacroExpansion> {
@@ -69,24 +65,6 @@ impl MacroDef {
         let res = MacroExpansion { text, ranges_map, ptr };
         Some(res)
     }
-    fn expand_query_group(self, input: MacroInput) -> Option<MacroExpansion> {
-        let anchor = "trait ";
-        let pos = input.text.find(anchor)? + anchor.len();
-        let trait_name =
-            input.text[pos..].chars().take_while(|c| c.is_alphabetic()).collect::<String>();
-        if trait_name.is_empty() {
-            return None;
-        }
-        let src_range = TextRange::offset_len((pos as u32).into(), TextUnit::of_str(&trait_name));
-        let text = format!(r"trait {} {{ }}", trait_name);
-        let file = SourceFile::parse(&text);
-        let trait_def = file.syntax().descendants().find_map(ast::TraitDef::cast)?;
-        let name = trait_def.name()?;
-        let ptr = SyntaxNodePtr::new(trait_def.syntax());
-        let ranges_map = vec![(src_range, name.syntax().range())];
-        let res = MacroExpansion { text, ranges_map, ptr };
-        Some(res)
-    }
 }
 
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
@@ -109,7 +87,7 @@ pub struct MacroExpansion {
 }
 
 impl MacroExpansion {
-    // FIXME: does not really make sense, macro expansion is not neccessary a
+    // FIXME: does not really make sense, macro expansion is not necessary a
     // whole file. See `MacroExpansion::ptr` as well.
     pub(crate) fn file(&self) -> TreeArc<SourceFile> {
         SourceFile::parse(&self.text)

crates/ra_hir/src/nameres/tests.rs

@@ -326,6 +326,7 @@ fn name_res_works_for_broken_modules() {
 }
 
 #[test]
+#[ignore]
 fn item_map_contains_items_from_expansions() {
     let (item_map, module_id) = item_map(
         "

crates/ra_ide_api/src/snapshots/tests__highlight_query_group_macro.snap

@@ -1,28 +0,0 @@
----
-created: "2019-02-01T07:52:15.689836752+00:00"
-creator: insta@0.5.3
-expression: "&highlights"
-source: crates/ra_ide_api/src/syntax_highlighting.rs
----
-[
-    HighlightedRange {
-        range: [20; 32),
-        tag: "macro"
-    },
-    HighlightedRange {
-        range: [13; 18),
-        tag: "text"
-    },
-    HighlightedRange {
-        range: [51; 54),
-        tag: "keyword"
-    },
-    HighlightedRange {
-        range: [55; 60),
-        tag: "keyword"
-    },
-    HighlightedRange {
-        range: [61; 72),
-        tag: "function"
-    }
-]

crates/ra_ide_api/src/syntax_highlighting.rs

@@ -41,19 +41,4 @@ mod tests {
         let highlights = analysis.highlight(file_id).unwrap();
         assert_debug_snapshot_matches!("highlights_code_inside_macros", &highlights);
     }
-
-    // FIXME: this test is not really necessary: artifact of the inital hacky
-    // macros implementation.
-    #[test]
-    fn highlight_query_group_macro() {
-        let (analysis, file_id) = single_file(
-            "
-            salsa::query_group! {
-                pub trait HirDatabase: SyntaxDatabase {}
-            }
-            ",
-        );
-        let highlights = analysis.highlight(file_id).unwrap();
-        assert_debug_snapshot_matches!("highlight_query_group_macro", &highlights);
-    }
 }

crates/ra_ide_api/tests/test/main.rs

@@ -91,6 +91,7 @@ fn test_find_all_refs_for_fn_param() {
 }
 
 #[test]
+#[ignore]
 fn world_symbols_include_stuff_from_macros() {
     let (analysis, _) = single_file(
         "