Function closeFile

src/services/lsp/LSPServerManager.ts:379–402

* Close a file in LSP servers (sends didClose notification) * * NOTE: Currently available but not yet integrated with compact flow. * TODO: Integrate with compact - call closeFile() when compact removes files from context * This will notify LSP servers that files are no longer in active

(filePath: string)

   * This will notify LSP servers that files are no longer in active use.
   */
  async function closeFile(filePath: string): Promise<void> {
    const server = getServerForFile(filePath)
    if (!server || server.state !== 'running') return

    const fileUri = pathToFileURL(path.resolve(filePath)).href

    try {
      await server.sendNotification('textDocument/didClose', {
        textDocument: {
          uri: fileUri,
        },
      })
      // Remove from tracking so file can be reopened later
      openedFiles.delete(fileUri)
      logForDebugging(`LSP: Sent didClose for ${filePath}`)
    } catch (error) {
      const err = new Error(
        `Failed to sync file close ${filePath}: ${errorMessage(error)}`,
      )
      logError(err)
      // Re-throw to propagate error to caller
      throw err
    }
  }

  function isFileOpen(filePath: string): boolean {
    const fileUri = pathToFileURL(path.resolve(filePath)).href