deep-equal.ts•1.37 kB
/**
* Copyright 2024 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import * as assert from 'assert';
import {
EvalStatusEnum,
type BaseEvalDataPoint,
type Score,
} from 'genkit/evaluator';
/**
* Deep equality evaluator -- tests output equality against the reference.
*/
export async function deepEqual(dataPoint: BaseEvalDataPoint): Promise<Score> {
if (!dataPoint.output) {
throw new Error('Output was not provided');
}
if (!dataPoint.reference) {
throw new Error('Reference was not provided');
}
try {
assert.deepStrictEqual(dataPoint.output, dataPoint.reference);
return {
score: true,
status: EvalStatusEnum.PASS,
};
} catch (e) {
return {
score: false,
details: { reasoning: `${e instanceof Error ? e.message : e}` },
status: EvalStatusEnum.FAIL,
};
}
}