in src/tooltipsFactory.ts [81:94]
public static getColumnByRoleName(
dataViewMetadataColumns: DataViewMetadataColumn[],
roleName: string): DataViewMetadataColumn {
if (dataViewMetadataColumns && dataViewMetadataColumns.length && roleName) {
for (const metadataColumn of dataViewMetadataColumns) {
if (metadataColumn && hasRole(metadataColumn, roleName)) {
return metadataColumn;
}
}
}
return null;
}