Function call

src/tools/LSPTool/LSPTool.ts:224–414

(input: Input, _context)

  renderToolUseErrorMessage,
  renderToolResultMessage,
  async call(input: Input, _context) {
    const absolutePath = expandPath(input.filePath)
    const cwd = getCwd()

    // Wait for initialization if it's still pending
    // This prevents returning "no server available" before init completes
    const status = getInitializationStatus()
    if (status.status === 'pending') {
      await waitForInitialization()
    }

    // Get the LSP server manager
    const manager = getLspServerManager()
    if (!manager) {
      // Log this system-level failure for tracking
      logError(
        new Error('LSP server manager not initialized when tool was called'),
      )

      const output: Output = {
        operation: input.operation,
        result:
          'LSP server manager not initialized. This may indicate a startup issue.',
        filePath: input.filePath,
      }
      return {
        data: output,
      }
    }

    // Map operation to LSP method and prepare params
    const { method, params } = getMethodAndParams(input, absolutePath)

    try {
      // Ensure file is open in LSP server before making requests
      // Most LSP servers require textDocument/didOpen before operations
      // Only read the file if it's not already open to avoid unnecessary I/O
      if (!manager.isFileOpen(absolutePath)) {
        const handle = await open(absolutePath, 'r')
        try {
          const stats = await handle.stat()
          if (stats.size > MAX_LSP_FILE_SIZE_BYTES) {
            const output: Output = {
              operation: input.operation,
              result: `File too large for LSP analysis (${Math.ceil(stats.size / 1_000_000)}MB exceeds 10MB limit)`,
              filePath: input.filePath,
            }
            return { data: output }
          }
          const fileContent = await handle.readFile({ encoding: 'utf-8' })
          await manager.openFile(absolutePath, fileContent)
        } finally {
          await handle.close()
        }
      }

      // Send request to LSP server
      let result = await manager.sendRequest(absolutePath, method, params)