private final char[] rangeStarts;
    private final char[] rangeEnds;

    RangesMatcher(String description, char[] rangeStarts, char[] rangeEnds) {
      this.description = description;
      this.rangeStarts = rangeStarts;
      this.rangeEnds = rangeEnds;
      checkArgument(rangeStarts.length == rangeEnds.length);
      for (int i = 0; i < rangeStarts.length; i++) {

    private final char[] rangeStarts;
    private final char[] rangeEnds;

    RangesMatcher(String description, char[] rangeStarts, char[] rangeEnds) {
      this.description = description;
      this.rangeStarts = rangeStarts;
      this.rangeEnds = rangeEnds;
      checkArgument(rangeStarts.length == rangeEnds.length);
      for (int i = 0; i < rangeStarts.length; i++) {

              1 -> MappedRange.Inline1(rangeStart, mapping.mappedTo)
              2 -> MappedRange.Inline2(rangeStart, mapping.mappedTo)
              else -> MappedRange.External(rangeStart, mapping.mappedTo)
            }
          }
        }

        TYPE_IGNORED, TYPE_VALID, TYPE_DISALLOWED -> {
          MappedRange.Constant(rangeStart, mapping.type)
        }

        else -> {

internal data class Mapping(
  val sourceCodePoint0: Int,
  val sourceCodePoint1: Int,
  val type: Int,
  val mappedTo: ByteString,
) {
  val section: Int
    get() = sourceCodePoint0 and 0x1fff80

  val rangeStart: Int
    get() = sourceCodePoint0 and 0x7f

  val hasSingleSourceCodePoint: Boolean
    get() = sourceCodePoint0 == sourceCodePoint1

  val spansSections: Boolean