validateRange static method

void validateRange(
  1. num value,
  2. num min,
  3. num max,
  4. String paramName,
)

Validate that a number is within a specific range

Implementation

static void validateRange(num value, num min, num max, String paramName) {
  if (value < min || value > max) {
    throw ArgumentError(
        '$paramName must be between $min and $max, got: $value');
  }
}