claudecode/stubs/@anthropic-ai/sdk/lib/stainless-helper-header.mjs

/**
 * Shared utilities for tracking SDK helper usage.
 */
/**
 * Symbol used to mark objects created by SDK helpers for tracking.
 * The value is the helper name (e.g., 'mcpTool', 'betaZodTool').
 */
export const SDK_HELPER_SYMBOL = Symbol('anthropic.sdk.stainlessHelper');
export function wasCreatedByStainlessHelper(value) {
    return typeof value === 'object' && value !== null && SDK_HELPER_SYMBOL in value;
}
/**
 * Collects helper names from tools and messages arrays.
 * Returns a deduplicated array of helper names found.
 */
export function collectStainlessHelpers(tools, messages) {
    const helpers = new Set();
    // Collect from tools
    if (tools) {
        for (const tool of tools) {
            if (wasCreatedByStainlessHelper(tool)) {
                helpers.add(tool[SDK_HELPER_SYMBOL]);
            }
        }
    }
    // Collect from messages and their content blocks
    if (messages) {
        for (const message of messages) {
            if (wasCreatedByStainlessHelper(message)) {
                helpers.add(message[SDK_HELPER_SYMBOL]);
            }
            if (Array.isArray(message.content)) {
                for (const block of message.content) {
                    if (wasCreatedByStainlessHelper(block)) {
                        helpers.add(block[SDK_HELPER_SYMBOL]);
                    }
                }
            }
        }
    }
    return Array.from(helpers);
}
/**
 * Builds x-stainless-helper header value from tools and messages.
 * Returns an empty object if no helpers are found.
 */
export function stainlessHelperHeader(tools, messages) {
    const helpers = collectStainlessHelpers(tools, messages);
    if (helpers.length === 0)
        return {};
    return { 'x-stainless-helper': helpers.join(', ') };
}
/**
 * Builds x-stainless-helper header value from a file object.
 * Returns an empty object if the file is not marked with a helper.
 */
export function stainlessHelperHeaderFromFile(file) {
    if (wasCreatedByStainlessHelper(file)) {
        return { 'x-stainless-helper': file[SDK_HELPER_SYMBOL] };
    }
    return {};
}
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