4 files changed, 40 insertions, 35 deletions

diff --git a/Cargo.lock b/Cargo.lock
index 88c7ba356..76391eff4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,9 +1,9 @@
 [[package]]
 name = "aho-corasick"
-version = "0.6.8"
+version = "0.6.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "memchr 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -268,7 +268,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -449,7 +449,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "memchr"
-version = "2.1.0"
+version = "2.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -484,7 +484,7 @@ dependencies = [
  "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -608,7 +608,7 @@ dependencies = [
  "rayon 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "relative-path 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hash 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "salsa 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "salsa 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "test_utils 0.1.0",
 ]
 
@@ -663,7 +663,7 @@ dependencies = [
  "tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "text_unit 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "url_serde 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "walkdir 2.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "walkdir 2.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -677,7 +677,7 @@ dependencies = [
  "test_utils 0.1.0",
  "text_unit 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "walkdir 2.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "walkdir 2.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -754,11 +754,11 @@ name = "regex"
 version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aho-corasick 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aho-corasick 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex-syntax 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "utf8-ranges 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "utf8-ranges 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -766,7 +766,7 @@ name = "regex-syntax"
 version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "ucd-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ucd-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -835,7 +835,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "salsa"
-version = "0.6.2"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "derive-new 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -849,7 +849,7 @@ dependencies = [
 
 [[package]]
 name = "same-file"
-version = "1.0.3"
+version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "winapi-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -889,7 +889,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -964,7 +964,7 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "0.15.15"
+version = "0.15.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -979,7 +979,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1084,7 +1084,7 @@ dependencies = [
  "failure 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.7.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "teraron 0.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "walkdir 2.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "walkdir 2.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1099,7 +1099,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "ucd-util"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -1203,7 +1203,7 @@ dependencies = [
 
 [[package]]
 name = "utf8-ranges"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -1223,10 +1223,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "walkdir"
-version = "2.2.5"
+version = "2.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "same-file 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "same-file 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1259,7 +1259,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [metadata]
-"checksum aho-corasick 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)" = "68f56c7353e5a9547cbd76ed90f7bb5ffc3ba09d4ea9bd1d8c06c8b1142eeb5a"
+"checksum aho-corasick 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)" = "1e9a933f4e58658d7b12defcf96dc5c720f20832deebe3e0a19efd3b6aaeeb9e"
 "checksum ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
 "checksum arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "0d382e583f07208808f6b1249e60848879ba3543f57c32277bf52d69c2f0f0ee"
 "checksum arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)" = "a1e964f9e24d588183fcb43503abda40d288c8657dfc27311516ce2f05675aef"
@@ -1314,7 +1314,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c84ec4b527950aa83a329754b01dbe3f58361d1c5efacd1f6d68c494d08a17c6"
 "checksum maplit 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "08cbb6b4fef96b6d77bfc40ec491b1690c779e77b05cd9f07f787ed376fd4c43"
 "checksum matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
-"checksum memchr 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4b3629fe9fdbff6daa6c33b90f7c08355c1aca05a3d01fa8063b822fcf185f3b"
+"checksum memchr 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0a3eb002f0535929f1199681417029ebea04aadc0c7a4224b46be99c7f5d6a16"
 "checksum memmap 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e2ffa2c986de11a9df78620c01eeaaf27d94d3ff02bf81bfcca953102dd0c6ff"
 "checksum memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0f9dc261e2b62d7a622bf416ea3c5245cdd5d9a7fcc428c0d06804dfce1775b3"
 "checksum nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)" = "9a2228dca57108069a5262f2ed8bd2e82496d2e074a06d1ccc7ce1687b6ae0a2"
@@ -1351,8 +1351,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 "checksum ryu 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "7153dd96dade874ab973e098cb62fcdbb89a03682e46b144fd09550998d4a4a7"
 "checksum safemem 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8dca453248a96cb0749e36ccdfe2b0b4e54a61bfef89fb97ec621eb8e0a93dd9"
-"checksum salsa 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "ba7fe802c02c7b0074b0b4794442d73e3c7d071967300a98bb0f5dfc25e9f1ef"
-"checksum same-file 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "10f7794e2fda7f594866840e95f5c5962e886e228e68b6505885811a94dd728c"
+"checksum salsa 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ef0f1fb2a01d4579b6658343b1b5431a72c62c186ebb9b40bd6cd3078c7afecf"
+"checksum same-file 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "8f20c4be53a8a1ff4c1f1b2bd14570d2f634628709752f0702ecdd2b3f9a5267"
 "checksum scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "94258f53601af11e6a49f722422f6e3425c52b06245a5cf9bc09908b174f5e27"
 "checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 "checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
@@ -1367,7 +1367,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bb4f380125926a99e52bc279241539c018323fab05ad6368b56f93d9369ff550"
 "checksum superslice 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b50b13d42370e0f5fc62eafdd5c2d20065eaf5458dab215ff3e20e63eea96b30"
 "checksum syn 0.14.9 (registry+https://github.com/rust-lang/crates.io-index)" = "261ae9ecaa397c42b960649561949d69311f08eeaea86a65696e6e46517cf741"
-"checksum syn 0.15.15 (registry+https://github.com/rust-lang/crates.io-index)" = "0a9c2bf1e53c21704a7cce1b2a42768f1ae32a6777108a0d7f1faa4bfe7f7c04"
+"checksum syn 0.15.16 (registry+https://github.com/rust-lang/crates.io-index)" = "0b78d53b5e1b6e63129140b1336877c3bddbae398c7956150396bdad0e28676c"
 "checksum synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "73687139bf99285483c96ac0add482c3776528beac1d97d444f6e91f203a2015"
 "checksum tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "15f2b5fb00ccdf689e0149d1b1b3c03fead81c2b37735d812fa8bddbbf41b6d8"
 "checksum tera 0.11.18 (registry+https://github.com/rust-lang/crates.io-index)" = "6c87cae42cc4fc480278c7583792cc5da2d51a25be916b7921cbb45c43063b8d"
@@ -1379,7 +1379,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)" = "d825be0eb33fda1a7e68012d51e9c7f451dc1a69391e7fdc197060bb8c56667b"
 "checksum typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "612d636f949607bdf9b123b4a6f6d966dedf3ff669f7f045890d3a4a73948169"
 "checksum ucd-trie 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "71a9c5b1fe77426cf144cc30e49e955270f5086e31a6441dfa8b32efc09b9d77"
-"checksum ucd-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "fd2be2d6639d0f8fe6cdda291ad456e23629558d466e2789d2c3e9892bda285d"
+"checksum ucd-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "d0f8bfa9ff0cadcd210129ad9d2c5f145c13e9ced3d3e5d948a6213487d52444"
 "checksum unic-char-property 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ce36d3f7ce754afdbccccf8ff0dd0134e50fb44aaae579f96218856e9e5dbd1e"
 "checksum unic-char-range 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d9ab85fab42ad1b26cafc03bf891f69cb4d6e15f491030e89a0122197baa8ae8"
 "checksum unic-common 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ff8d4a7ade929ef7d971e16ced21a8cd56a63869aa6032dfb8cb083cf7d077bf"
@@ -1394,11 +1394,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "382810877fe448991dfc7f0dd6e3ae5d58088fd0ea5e35189655f84e6814fa56"
 "checksum url 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2a321979c09843d272956e73700d12c4e7d3d92b2ee112b31548aef0d4efc5a6"
 "checksum url_serde 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "74e7d099f1ee52f823d4bdd60c93c3602043c728f5db3b97bdb548467f7bddea"
-"checksum utf8-ranges 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "fd70f467df6810094968e2fce0ee1bd0e87157aceb026a8c083bcf5e25b9efe4"
+"checksum utf8-ranges 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "796f7e48bef87609f7ade7e06495a87d5cd06c7866e6a5cbfceffc558a243737"
 "checksum vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "05c78687fb1a80548ae3250346c3db86a80a7cdd77bda190189f2d0a0987c81a"
 "checksum version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd"
 "checksum void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
-"checksum walkdir 2.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "af464bc7be7b785c7ac72e266a6b67c4c9070155606f51655a650a6686204e35"
+"checksum walkdir 2.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "0ffb549f212c31e19f3667c55a7f515b983a84aef10fd0a4d1f9c125425115f3"
 "checksum winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "92c1eb33641e276cfa214a0522acad57be5c56b10cb348b3c5117db75f3ac4b0"
 "checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 "checksum winapi-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "afc5508759c5bf4285e61feb862b6083c8480aec864fa17a81fdec6f69b461ab"
diff --git a/crates/ra_analysis/Cargo.toml b/crates/ra_analysis/Cargo.toml
index 5d7915fa5..892e34235 100644
--- a/crates/ra_analysis/Cargo.toml
+++ b/crates/ra_analysis/Cargo.toml
@@ -11,7 +11,7 @@ rayon = "1.0.2"
 fst = "0.3.1"
 ra_syntax = { path = "../ra_syntax" }
 ra_editor = { path = "../ra_editor" }
-salsa = "0.6.2"
+salsa = "0.7.0"
 rustc-hash = "1.0"
 
 [dev-dependencies]
diff --git a/crates/ra_analysis/src/imp.rs b/crates/ra_analysis/src/imp.rs
index 57657105b..efb3182a6 100644
--- a/crates/ra_analysis/src/imp.rs
+++ b/crates/ra_analysis/src/imp.rs
@@ -84,7 +84,7 @@ impl Default for FileResolverImp {
     }
 }
 
-#[derive(Debug, Default)]
+#[derive(Debug)]
 pub(crate) struct AnalysisHostImpl {
     db: db::RootDatabase,
 }
@@ -92,7 +92,12 @@ pub(crate) struct AnalysisHostImpl {
 
 impl AnalysisHostImpl {
     pub fn new() -> AnalysisHostImpl {
-        AnalysisHostImpl::default()
+        let db = db::RootDatabase::default();
+        db.query(crate::input::SourceRootQuery)
+            .set(WORKSPACE, Default::default());
+        db.query(crate::input::CrateGraphQuery)
+            .set((), Default::default());
+        AnalysisHostImpl { db }
     }
     pub fn analysis(&self) -> AnalysisImpl {
         AnalysisImpl {
diff --git a/crates/ra_analysis/src/input.rs b/crates/ra_analysis/src/input.rs
index e64fad40c..98781751a 100644
--- a/crates/ra_analysis/src/input.rs
+++ b/crates/ra_analysis/src/input.rs
@@ -67,10 +67,10 @@ salsa::query_group! {
     }
 }
 
-#[derive(Default, Debug, Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
 pub(crate) struct SourceRootId(pub(crate) u32);
 
-#[derive(Clone, Default, Debug, PartialEq, Eq)]
+#[derive(Default, Clone, Debug, PartialEq, Eq)]
 pub(crate) struct SourceRoot {
     pub(crate) file_resolver: FileResolverImp,
     pub(crate) files: FxHashSet<FileId>,