check method

void check(
  1. int index
)

Checks if the given index is within bounds and throws an error if not.

  • index: The index to check.

Implementation

void check(int index) {
  if (index < 0 || index >= _length) {
    throw RangeError.range(index, 0, _length - 1, 'index',
        'Index out of bounds for $_debugName');
  }
}