131 lines
4.0 KiB
TypeScript
131 lines
4.0 KiB
TypeScript
import { INode, INodeData, INodeParams } from '../../../src/Interface'
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import { getBaseClasses } from '../../../src/utils'
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import {
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RecursiveCharacterTextSplitter,
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RecursiveCharacterTextSplitterParams,
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SupportedTextSplitterLanguage
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} from 'langchain/text_splitter'
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class CodeTextSplitter_TextSplitters implements INode {
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label: string
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name: string
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version: number
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description: string
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type: string
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icon: string
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category: string
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baseClasses: string[]
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inputs: INodeParams[]
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constructor() {
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this.label = 'Code Text Splitter'
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this.name = 'codeTextSplitter'
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this.version = 1.0
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this.type = 'CodeTextSplitter'
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this.icon = 'codeTextSplitter.svg'
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this.category = 'Text Splitters'
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this.description = `Split documents based on language-specific syntax`
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this.baseClasses = [this.type, ...getBaseClasses(RecursiveCharacterTextSplitter)]
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this.inputs = [
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{
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label: 'Language',
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name: 'language',
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type: 'options',
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options: [
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{
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label: 'cpp',
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name: 'cpp'
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},
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{
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label: 'go',
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name: 'go'
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},
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{
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label: 'java',
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name: 'java'
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},
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{
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label: 'js',
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name: 'js'
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},
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{
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label: 'php',
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name: 'php'
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},
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{
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label: 'proto',
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name: 'proto'
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},
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{
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label: 'python',
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name: 'python'
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},
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{
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label: 'rst',
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name: 'rst'
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},
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{
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label: 'ruby',
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name: 'ruby'
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},
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{
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label: 'rust',
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name: 'rust'
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},
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{
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label: 'scala',
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name: 'scala'
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},
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{
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label: 'swift',
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name: 'swift'
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},
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{
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label: 'markdown',
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name: 'markdown'
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},
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{
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label: 'latex',
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name: 'latex'
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},
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{
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label: 'html',
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name: 'html'
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},
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{
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label: 'sol',
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name: 'sol'
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}
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]
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},
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{
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label: 'Chunk Size',
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name: 'chunkSize',
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type: 'number',
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default: 1000,
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optional: true
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},
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{
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label: 'Chunk Overlap',
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name: 'chunkOverlap',
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type: 'number',
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optional: true
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}
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]
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}
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async init(nodeData: INodeData): Promise<any> {
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const chunkSize = nodeData.inputs?.chunkSize as string
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const chunkOverlap = nodeData.inputs?.chunkOverlap as string
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const language = nodeData.inputs?.language as SupportedTextSplitterLanguage
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const obj = {} as RecursiveCharacterTextSplitterParams
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if (chunkSize) obj.chunkSize = parseInt(chunkSize, 10)
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if (chunkOverlap) obj.chunkOverlap = parseInt(chunkOverlap, 10)
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const splitter = RecursiveCharacterTextSplitter.fromLanguage(language, obj)
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return splitter
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}
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}
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module.exports = { nodeClass: CodeTextSplitter_TextSplitters }
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