in packages/powerbi/src/convertFilter.ts [106:122]
function convertExpressionOperator(operator: SandDance.searchExpression.SearchExpressionOperators): powerbiModels.AdvancedFilterConditionOperators {
switch (operator) {
case '!=': return 'IsNot';
case '!contains': return 'DoesNotContain';
case '!isnullorEmpty': return 'IsNotBlank';
case '!starts': return 'DoesNotStartWith';
case '<': return 'LessThan';
case '<=': return 'LessThanOrEqual';
case '==': return 'Is';
case '>': return 'GreaterThan';
case '>=': return 'GreaterThanOrEqual';
case 'contains': return 'Contains';
case 'isnullorEmpty': return 'IsBlank';
case 'starts': return 'StartsWith';
default: return 'None';
}
}