agsamantha/node_modules/langchain/dist/document_loaders/fs/json.d.ts
2024-10-02 15:15:21 -05:00

59 lines
2.8 KiB
TypeScript

import { TextLoader } from "./text.js";
/**
* Class that extends the `TextLoader` class. It represents a document
* loader that loads documents from JSON files. It has a constructor that
* takes a `filePathOrBlob` parameter representing the path to the JSON
* file or a `Blob` object, and an optional `pointers` parameter that
* specifies the JSON pointers to extract.
*/
export declare class JSONLoader extends TextLoader {
pointers: string[];
constructor(filePathOrBlob: string | Blob, pointers?: string | string[]);
/**
* Method that takes a `raw` string as a parameter and returns a promise
* that resolves to an array of strings. It parses the raw JSON string and
* extracts the values based on the specified JSON pointers. If no JSON
* pointers are specified, it extracts all the strings from the JSON
* object.
* @param raw The raw JSON string to parse.
* @returns A promise that resolves to an array of strings.
*/
protected parse(raw: string): Promise<string[]>;
/**
* If JSON pointers are specified, return all strings below any of them
* and exclude all other nodes expect if they match a JSON pointer (to allow to extract strings from different levels)
*
* If no JSON pointer is specified then return all string in the object
*/
private extractArrayStringsFromObject;
/**
* Method that takes a `json` object and an array of `pointers` as
* parameters and returns an array of targeted entries. It iterates over
* the JSON pointers and uses the `jsonpointer.get()` function to get the
* targeted entries from the JSON object.
* @param json The JSON object to get targeted entries from.
* @param pointers The JSON pointers to get targeted entries.
* @returns An array of targeted entries.
*/
private getTargetedEntries;
}
/**
* Class that extends the `TextLoader` class. It represents a document
* loader that loads documents from JSON Lines files. It has a constructor
* that takes a `filePathOrBlob` parameter representing the path to the
* JSON Lines file or a `Blob` object, and a `pointer` parameter that
* specifies the JSON pointer to extract.
*/
export declare class JSONLinesLoader extends TextLoader {
pointer: string;
constructor(filePathOrBlob: string | Blob, pointer: string);
/**
* Method that takes a `raw` string as a parameter and returns a promise
* that resolves to an array of strings. It parses the raw JSON Lines
* string, splits it into lines, parses each line as JSON, and extracts
* the values based on the specified JSON pointer.
* @param raw The raw JSON Lines string to parse.
* @returns A promise that resolves to an array of strings.
*/
protected parse(raw: string): Promise<string[]>;
}