minor: Lift out FxIndex{Map/Set} types into ide_db

Cargo.lock

@@ -585,7 +585,6 @@ dependencies = [
  "ide_db",
  "ide_diagnostics",
  "ide_ssr",
- "indexmap",
  "itertools",
  "oorandom",
  "profile",
@@ -609,7 +608,6 @@ dependencies = [
  "expect-test",
  "hir",
  "ide_db",
- "indexmap",
  "itertools",
  "profile",
  "rustc-hash",
@@ -654,6 +652,7 @@ dependencies = [
  "expect-test",
  "fst",
  "hir",
+ "indexmap",
  "itertools",
  "limit",
  "once_cell",

crates/hir_def/Cargo.toml

@@ -20,7 +20,7 @@ anymap = "0.12.1"
 drop_bomb = "0.1.4"
 fst = { version = "0.4", default-features = false }
 itertools = "0.10.0"
-indexmap = "1.4.0"
+indexmap = "1.7.0"
 smallvec = "1.4.0"
 la-arena = { version = "0.3.0", path = "../../lib/arena" }
 

crates/ide/Cargo.toml

@@ -12,7 +12,6 @@ doctest = false
 [dependencies]
 cov-mark = "2.0.0-pre.1"
 either = "1.5.3"
-indexmap = "1.4.0"
 itertools = "0.10.0"
 tracing = "0.1"
 rustc-hash = "1.1.0"

crates/ide/src/call_hierarchy.rs

@@ -1,13 +1,11 @@
 //! Entry point for call-hierarchy
 
-use indexmap::IndexMap;
-
 use hir::Semantics;
 use ide_db::{
     defs::{Definition, NameClass, NameRefClass},
     helpers::pick_best_token,
     search::FileReference,
-    RootDatabase,
+    FxIndexMap, RootDatabase,
 };
 use syntax::{ast, AstNode, SyntaxKind::NAME, TextRange};
 
@@ -125,7 +123,7 @@ pub(crate) fn outgoing_calls(db: &RootDatabase, position: FilePosition) -> Optio
 
 #[derive(Default)]
 struct CallLocations {
-    funcs: IndexMap<NavigationTarget, Vec<TextRange>>,
+    funcs: FxIndexMap<NavigationTarget, Vec<TextRange>>,
 }
 
 impl CallLocations {

crates/ide_assists/Cargo.toml

@@ -14,7 +14,6 @@ cov-mark = "2.0.0-pre.1"
 rustc-hash = "1.1.0"
 itertools = "0.10.0"
 either = "1.6.1"
-indexmap = "1.6.2"
 
 stdx = { path = "../stdx", version = "0.0.0" }
 syntax = { path = "../syntax", version = "0.0.0" }

crates/ide_assists/src/handlers/extract_function.rs

@@ -1,4 +1,4 @@
-use std::{hash::BuildHasherDefault, iter};
+use std::iter;
 
 use ast::make;
 use either::Either;
@@ -12,10 +12,9 @@
         FamousDefs,
     },
     search::{FileReference, ReferenceCategory, SearchScope},
-    RootDatabase,
+    FxIndexSet, RootDatabase,
 };
 use itertools::Itertools;
-use rustc_hash::FxHasher;
 use stdx::format_to;
 use syntax::{
     ast::{
@@ -33,8 +32,6 @@
     AssistId,
 };
 
-type FxIndexSet<T> = indexmap::IndexSet<T, BuildHasherDefault<FxHasher>>;
-
 // Assist: extract_function
 //
 // Extracts selected statements into new function.

crates/ide_db/Cargo.toml

@@ -19,6 +19,7 @@ once_cell = "1.3.1"
 either = "1.6.1"
 itertools = "0.10.0"
 arrayvec = "0.7"
+indexmap = "1.7"
 
 stdx = { path = "../stdx", version = "0.0.0" }
 syntax = { path = "../syntax", version = "0.0.0" }

crates/ide_db/src/lib.rs

@@ -34,6 +34,10 @@
 /// `base_db` is normally also needed in places where `ide_db` is used, so this re-export is for convenience.
 pub use base_db;
 
+pub type FxIndexSet<T> = indexmap::IndexSet<T, std::hash::BuildHasherDefault<rustc_hash::FxHasher>>;
+pub type FxIndexMap<K, V> =
+    indexmap::IndexMap<K, V, std::hash::BuildHasherDefault<rustc_hash::FxHasher>>;
+
 #[salsa::database(
     base_db::SourceDatabaseStorage,
     base_db::SourceDatabaseExtStorage,

crates/syntax/Cargo.toml

@@ -17,7 +17,7 @@ rowan = "0.14.0"
 rustc_lexer = { version = "725.0.0", package = "rustc-ap-rustc_lexer" }
 rustc-hash = "1.1.0"
 once_cell = "1.3.1"
-indexmap = "1.4.0"
+indexmap = "1.7.0"
 smol_str = "0.1.21"
 
 stdx = { path = "../stdx", version = "0.0.0" }

crates/vfs/Cargo.toml

@@ -14,4 +14,4 @@ rustc-hash = "1.0"
 fst = "0.4"
 
 paths = { path = "../paths", version = "0.0.0" }
-indexmap = "1.6.2"
+indexmap = "1.7"