MCP Terminal Server
by dillip285
/**
* 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 { EvaluatorAction, Genkit, ModelArgument, z } from 'genkit';
import { GenerationCommonConfigSchema } from 'genkit/model';
import { GenkitPlugin, genkitPlugin } from 'genkit/plugin';
import { Criteria } from 'langchain/evaluation';
import { langchainEvaluator } from './evaluators';
export { GenkitTracer } from './tracing.js';
interface LangchainPluginParams<
ModelCustomOptions extends z.ZodTypeAny = typeof GenerationCommonConfigSchema,
> {
evaluators?: {
criteria?: Criteria[];
labeledCriteria?: Criteria[];
judge: ModelArgument<ModelCustomOptions>;
judgeConfig?: z.infer<ModelCustomOptions>;
};
}
export function langchain(params: LangchainPluginParams): GenkitPlugin {
return genkitPlugin('langchain', async (ai: Genkit) => {
const evaluators: EvaluatorAction[] = [];
if (params.evaluators) {
for (const criteria of params.evaluators.criteria ?? []) {
evaluators.push(
langchainEvaluator(
ai,
'criteria',
criteria,
params.evaluators.judge,
params.evaluators?.judgeConfig
)
);
}
for (const criteria of params.evaluators.labeledCriteria ?? []) {
evaluators.push(
langchainEvaluator(
ai,
'labeled_criteria',
criteria,
params.evaluators.judge,
params.evaluators?.judgeConfig
)
);
}
}
});
}