Delay conflicting package check to rust use (#86)

Author: alexheretic

lib/index.js

@@ -526,9 +526,6 @@ class RustLanguageClient extends AutoLanguageClient {
       'ide-rust:restart-all-language-servers',
       () => this._restartLanguageServers('Rust language servers restarted')
     ))
-
-    showConflictingPackageWarnings()
-    this.disposables.add(atom.packages.onDidActivatePackage(showConflictingPackageWarnings))
   }
 
   deactivate() {
@@ -592,6 +589,11 @@ class RustLanguageClient extends AutoLanguageClient {
       this._periodicUpdateChecking = true
       periodicUpdate().catch(logErr)
     }
+    if (!this._conflictingPackageChecking) {
+      showConflictingPackageWarnings()
+      this.disposables.add(atom.packages.onDidActivatePackage(showConflictingPackageWarnings))
+      this._conflictingPackageChecking = true
+    }
 
     let cmdOverride = rlsCommandOverride()
     if (cmdOverride) {