message: Add a log message for rootFileLanguageId.
diff: @@ -255,13 +255,14 @@ export class Manager {
  this.extension.logger.addLogMessage('Start to find all dependencies.')
  this.rootFile = rootFile
  this.rootFileLanguageId = this.inferLanguageId(rootFile)
  + this.extension.logger.addLogMessage(`Root file languageId: ${this.rootFileLanguageId}`)
  this.initiateFileWatcher()
  this.initiateBibWatcher()
  this.parseFileAndSubs(this.rootFile) // finish the parsing is required for subsequent refreshes.
  this.extension.structureProvider.refresh()
  this.extension.structureProvider.update()
  } else {
  - this.extension.logger.addLogMessage(`Keep using the same root file: ${this.rootFile}.`)
  + this.extension.logger.addLogMessage(`Keep using the same root file: ${this.rootFile}`)
  }
  return rootFile
  }
  