@struktoai/mirage-core/dist/core/box/unlink.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. =========
import { deleteCondition, nativeCondition } from "../../cache/context.js";
import { liftLost, lostCount, record, startOp } from "../../observe/context.js";
import { eisdir, enoent } from "../../errors/fs.js";
import { deleteFile, refused } from "./api.js";
import { liveOf } from "./fingerprint.js";
import { itemOf, liveItem } from "./resolve.js";
/**
 * Delete a resolved file, held to the version read, else the one found.
 * Mirrors Python's `delete_resolved`.
 */
export async function deleteResolved(accessor, path, lead) {
    // The listed row can be older than the path's file, and older than the
    // version the mount holds.
    const item = await liveItem(accessor, path, lead);
    if (item === null)
        throw enoent(path.virtual);
    const live = liveOf(item);
    const cond = await deleteCondition(path, live?.content ?? null);
    const etag = await nativeCondition(path, cond, live, 'delete');
    try {
        await deleteFile(accessor.tokenManager, item.id, etag);
    }
    catch (err) {
        throw (await refused(path, err, cond, etag)) ?? err;
    }
}
export async function unlink(accessor, path, handed = {}) {
    const item = itemOf(handed.entry);
    if (item === null)
        throw enoent(path.virtual);
    if (item.type === 'folder')
        throw eisdir(path.virtual);
    const upto = lostCount();
    const timer = startOp();
    await deleteResolved(accessor, path, item);
    record('unlink', path.virtual, 'box', 0, timer);
    liftLost(path, upto);
}
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