RegularFilterExpression.fromPattern constructor

RegularFilterExpression.fromPattern(
  1. String pattern
)

Constructs a new RegularFilterExpression from given RegExp pattern

Implementation

factory RegularFilterExpression.fromPattern(String pattern) {
  if (pattern.isEmpty) {
    throw ArgumentError.value(pattern, 'pattern', 'is empty');
  }
  return RegularFilterExpression._(pattern);
}