import { OpenAI, Raw } from '@vscode/prompt-tsx';
/**
 * Gets the text content part out of the message.
 * In the event it is an `ChatCompletionContentPart`, it will extract out the `ChatCompletionContentPartText`.
 **/
export declare function getTextPart(message: string | Raw.ChatCompletionContentPart[] | Raw.ChatCompletionContentPart | OpenAI.ChatCompletionContentPart[] | OpenAI.ChatCompletionContentPart): string;
export declare function toTextPart(message: string): Raw.ChatCompletionContentPartText;
export declare function toTextParts(message: string): Raw.ChatCompletionContentPartText[];
export declare function roleToString(role: Raw.ChatRole): 'system' | 'user' | 'assistant' | 'tool';
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