graphemeColumn static method

int graphemeColumn(
  1. String text,
  2. int lineStart,
  3. int offset
)

Implementation

static int graphemeColumn(String text, int lineStart, int offset) {
  final start = _clampInt(lineStart, 0, text.length);
  final end = _clampInt(offset, start, text.length);
  return text.substring(start, end).characters.length;
}