97 lines
3 KiB
JavaScript
97 lines
3 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.ChainStepExecutor = exports.LLMPlanner = exports.ListStepContainer = exports.BaseStepContainer = exports.BaseStepExecutor = exports.BasePlanner = void 0;
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/**
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* Abstract class that defines the structure for a planner. Planners are
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* responsible for generating a plan based on inputs.
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*/
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class BasePlanner {
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}
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exports.BasePlanner = BasePlanner;
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/**
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* Abstract class that defines the structure for a step executor. Step
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* executors are responsible for executing a step based on inputs.
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*/
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class BaseStepExecutor {
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}
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exports.BaseStepExecutor = BaseStepExecutor;
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/**
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* Abstract class that defines the structure for a step container. Step
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* containers are responsible for managing steps.
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*/
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class BaseStepContainer {
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}
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exports.BaseStepContainer = BaseStepContainer;
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/**
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* Class that extends BaseStepContainer and provides an implementation for
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* its methods. It maintains a list of steps and provides methods to add a
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* step, get all steps, and get the final response.
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*/
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class ListStepContainer extends BaseStepContainer {
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constructor() {
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super(...arguments);
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Object.defineProperty(this, "steps", {
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enumerable: true,
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configurable: true,
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writable: true,
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value: []
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});
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}
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addStep(action, result) {
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this.steps.push({ action, result });
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}
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getSteps() {
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return this.steps;
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}
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getFinalResponse() {
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return this.steps[this.steps.length - 1]?.result?.response;
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}
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}
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exports.ListStepContainer = ListStepContainer;
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/**
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* Class that extends BasePlanner and provides an implementation for the
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* plan method. It uses an instance of LLMChain and an output parser to
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* generate a plan.
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*/
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class LLMPlanner extends BasePlanner {
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constructor(llmChain, outputParser) {
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super();
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Object.defineProperty(this, "llmChain", {
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enumerable: true,
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configurable: true,
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writable: true,
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value: llmChain
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});
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Object.defineProperty(this, "outputParser", {
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enumerable: true,
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configurable: true,
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writable: true,
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value: outputParser
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});
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}
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async plan(inputs, runManager) {
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const output = await this.llmChain.run(inputs, runManager);
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return this.outputParser.parse(output);
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}
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}
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exports.LLMPlanner = LLMPlanner;
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/**
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* Class that extends BaseStepExecutor and provides an implementation for
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* the step method. It uses an instance of BaseChain to execute a step.
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*/
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class ChainStepExecutor extends BaseStepExecutor {
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constructor(chain) {
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super();
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Object.defineProperty(this, "chain", {
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enumerable: true,
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configurable: true,
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writable: true,
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value: chain
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});
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}
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async step(inputs, runManager) {
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const chainResponse = await this.chain.call(inputs, runManager);
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return { response: chainResponse.output };
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}
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}
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exports.ChainStepExecutor = ChainStepExecutor;
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