fun run()

in core/src/main/java/com/facebook/ktfmt/cli/Main.kt [70:111]

• 38 lines of code
• 12 McCabe index (conditional complexity)

  fun run(): Int {
    if (parsedArgs.fileNames.isEmpty()) {
      err.println(
          "Usage: ktfmt [--dropbox-style | --google-style | --kotlinlang-style] [--dry-run] [--set-exit-if-changed] File1.kt File2.kt ...")
      err.println("Or: ktfmt @file")
      return 1
    }

    if (parsedArgs.fileNames.size == 1 && parsedArgs.fileNames[0] == "-") {
      return try {
        val alreadyFormatted = format(null)
        if (!alreadyFormatted && parsedArgs.setExitIfChanged) 1 else 0
      } catch (e: Exception) {
        1
      }
    }

    val files: List<File>
    try {
      files = expandArgsToFileNames(parsedArgs.fileNames)
    } catch (e: java.lang.IllegalStateException) {
      err.println(e.message)
      return 1
    }

    if (files.isEmpty()) {
      err.println("Error: no .kt files found")
      return 1
    }

    val retval = AtomicInteger(0)
    files.parallelStream().forEach {
      try {
        if (!format(it) && parsedArgs.setExitIfChanged) {
          retval.set(1)
        }
      } catch (e: Exception) {
        retval.set(1)
      }
    }
    return retval.get()
  }