whereSpacing method

@useResult WidgetSelector<Wrap> whereSpacing(MatchProp<double> match)

Creates a WidgetSelector that finds all Wrap where spacing matches the condition.

Example usage:

spot<Wrap>().whereSpacing((it) => it.isGreaterThan(10.5)).existsOnce();

Implementation

@useResult
WidgetSelector<Wrap> whereSpacing(MatchProp<double> match) {
  return withDiagnosticProp<double>('spacing', match);
}