@struktoai/mirage-core/dist/utils/optional_peer.js

A Unified Virtual Filesystem For AI Agents

// ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========
export async function loadOptionalPeer(importer, config) {
    try {
        return await importer();
    }
    catch (err) {
        const code = err?.code;
        const docsLine = config.docsUrl !== undefined ? `\nSee ${config.docsUrl} for details.` : '';
        if (code === 'ERR_MODULE_NOT_FOUND' || code === 'MODULE_NOT_FOUND') {
            throw new Error(`${config.feature} requires the optional peer dependency ` +
                `\`${config.packageName}\`. Install it with:\n\n` +
                `    pnpm add ${config.packageName}\n` +
                docsLine);
        }
        // The package resolved and would not load. Installing it again is the
        // wrong advice here, so without a hint the original error is the most
        // honest thing to report.
        if (config.systemHint === undefined)
            throw err;
        const reason = err instanceof Error ? err.message : String(err);
        throw new Error(`${config.feature} could not load \`${config.packageName}\`: ${reason}\n\n` +
            `${config.systemHint}${docsLine}`, { cause: err });
    }
}
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