n8n/packages/workflow/src/tool-helpers.ts

22 lines
767 B
TypeScript

import type { INode } from './interfaces';
const MAX_TOOL_NAME_LENGTH = 64;
/**
* Converts a node name to a valid tool name by replacing special characters with underscores,
* collapsing consecutive underscores into a single one, and truncating to 64 characters
* (which is the maximum length allowed by OpenAI's API).
*/
export function nodeNameToToolName(nodeOrName: INode | string): string {
const name = typeof nodeOrName === 'string' ? nodeOrName : nodeOrName.name;
let toolName = name.replace(/[^a-zA-Z0-9_-]+/g, '_');
if (toolName.length > MAX_TOOL_NAME_LENGTH) {
toolName = toolName.slice(0, MAX_TOOL_NAME_LENGTH);
// Remove trailing underscore or hyphen left from truncation
toolName = toolName.replace(/[_-]+$/, '');
}
return toolName;
}