const QueryBuilderOperation = require('./QueryBuilderOperation'); class FirstOperation extends QueryBuilderOperation { onBuildKnex(knexBuilder, builder) { const modelClass = builder.modelClass(); if (modelClass.useLimitInFirst) { knexBuilder.limit(1); } } onAfter3(builder, result) { if (Array.isArray(result)) { return result[0]; } else { return result; } } } module.exports = FirstOperation;