@struktoai/mirage-core/dist/core/dropbox/rename.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 { liftLost, lostCount, record, startOp } from "../../observe/context.js";
import { movePath } from "./api.js";
import { replaceOnto } from "./copy.js";
import { checkPath, dropboxPathOf } from "./paths.js";
// move_v2 rejects an existing destination, but rename(2) replaces one:
// a file outright, and a directory when it is empty. So a conflict
// deletes the target and retries, except for a folder that still lists a
// child, where the original error propagates and the generic mv reports
// "Directory not empty" (mirrors msgraph's renameReplace). The source moves
// whole, so only a destination it replaces is held to its version.
export async function rename(accessor, src, dst) {
    await checkPath(accessor, src);
    await checkPath(accessor, dst);
    const from = dropboxPathOf(accessor, src);
    const to = dropboxPathOf(accessor, dst);
    const tm = accessor.tokenManager;
    const timer = startOp();
    const upto = lostCount();
    const [moved] = await replaceOnto(tm, src, dst, to, () => movePath(tm, from, to), true);
    const folder = moved['.tag'] !== 'file';
    const op = folder ? 'rename_prefix' : 'rename';
    record(op, src.virtual, 'dropbox', 0, timer);
    record(op, dst.virtual, 'dropbox', 0, timer);
    liftLost(src, upto, folder);
    liftLost(dst, upto, folder);
}
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