fun convertToken()

in vim-engine/src/main/kotlin/com/maddyhome/idea/vim/options/helpers/GuiCursorOptionHelper.kt [21:79]
51 lines of code
5 McCabe index (conditional complexity)

  fun convertToken(token: String): GuiCursorEntry {
    val split = token.split(':')
    if (split.size == 1) {
      throw exExceptionMessage("E545", token)
    }
    if (split.size != 2) {
      throw exExceptionMessage("E546", token)
    }
    val modeList = split[0]
    val argumentList = split[1]

    val modes = enumSetOf<GuiCursorMode>()
    modes.addAll(
      modeList.split('-').map {
        GuiCursorMode.fromString(it) ?: throw exExceptionMessage("E546", token)
      },
    )

    var type: GuiCursorType? = null
    var thickness: Int? = null
    var highlightGroup = ""
    var lmapHighlightGroup = ""
    val blinkModes = mutableListOf<String>()
    argumentList.split('-').forEach {
      when {
        it == "block" -> type = GuiCursorType.BLOCK
        it.startsWith("ver") -> {
          type = GuiCursorType.VER
          thickness = it.slice(3 until it.length).toIntOrNull() ?: throw exExceptionMessage("E548", token)
          if (thickness == 0) {
            throw exExceptionMessage("E549", token)
          }
        }

        it.startsWith("hor") -> {
          type = GuiCursorType.HOR
          thickness = it.slice(3 until it.length).toIntOrNull() ?: throw exExceptionMessage("E548", token)
          if (thickness == 0) {
            throw exExceptionMessage("E549", token)
          }
        }

        it.startsWith("blink") -> {
          // We don't do anything with blink...
          blinkModes.add(it)
        }

        it.contains('/') -> {
          val i = it.indexOf('/')
          highlightGroup = it.slice(0 until i)
          lmapHighlightGroup = it.slice(i + 1 until it.length)
        }

        else -> highlightGroup = it
      }
    }

    return GuiCursorEntry(modes, type, thickness, highlightGroup, lmapHighlightGroup, blinkModes)
  }