Function translate

typescript/src/typechat.ts:124–162

(request: string, promptPreamble?: string | PromptSection[])

    }

    async function translate(request: string, promptPreamble?: string | PromptSection[]) {
        const preamble: PromptSection[] = typeof promptPreamble === "string" ? [{ role: "user", content: promptPreamble }] : promptPreamble ?? [];
        let prompt: PromptSection[] = [...preamble, { role: "user", content: typeChat.createRequestPrompt(request) }];
        let attemptRepair = typeChat.attemptRepair;
        while (true) {
            const response = await model.complete(prompt);
            if (!response.success) {
                return response;
            }
            const responseText = response.data;
            const startIndex = responseText.indexOf("{");
            const endIndex = responseText.lastIndexOf("}");
            if (!(startIndex >= 0 && endIndex > startIndex)) {
                return error(`Response is not JSON:\n${responseText}`);
            }
            const jsonText = responseText.slice(startIndex, endIndex + 1);
            let jsonObject;
            try {
                jsonObject = JSON.parse(jsonText) as object;
            }
            catch (e) {
                return error(e instanceof SyntaxError ? e.message : "JSON parse error");
            }
            if (typeChat.stripNulls) {
                stripNulls(jsonObject);
            }
            const schemaValidation = validator.validate(jsonObject);
            const validation = schemaValidation.success ? typeChat.validateInstance(schemaValidation.data) : schemaValidation;
            if (validation.success) {
                return validation;
            }
            if (!attemptRepair) {
                return error(`JSON validation failed: ${validation.message}\n${jsonText}`);
            }
            prompt.push({ role: "assistant", content: responseText });
            prompt.push({ role: "user", content: typeChat.createRepairPrompt(validation.message) });
            attemptRepair = false;
        }
    }
}

/**