@struktoai/mirage-core/dist/commands/builtin/generic_bind/builders/tar.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 { specOf } from "../../../spec/builtins.js";
import { FlagView } from "../../../spec/flag_view.js";
import { fileStreamOp, statOp } from "../../generic/crossmount/utils.js";
import { facts, parseFlags, tarGeneric } from "../../generic/tar/tar.js";
import { IOResult } from "../../../../io/types.js";
import { commandFiles, resolveOrEmpty } from "../files.js";
import { isDirOf, relayIsDirOf, walkOf } from "../archive_io.js";
import { dispatchOf } from "../../utils/links.js";
const tar = async (_accessor, paths, texts, ctx) => {
    const parsed = parseFlags(ctx.flags);
    if (parsed instanceof IOResult)
        return [null, parsed];
    const files = commandFiles(ctx, paths);
    const resolved = await resolveOrEmpty(files, paths);
    const dispatch = dispatchOf(ctx);
    if (dispatch === undefined)
        throw new TypeError('tar: no workspace files');
    const walk = walkOf(files, dispatch, 'tar');
    if (!new FlagView(ctx.flags, specOf('tar')).asBool('create')) {
        // -t reads and -x writes wherever cwd or -C says, which need not
        // be this mount, so both run on dispatch-relayed calls and each
        // path routes to the mount that owns it. Only -c stays on the
        // accessor: its planner walks this mount's tree.
        return tarGeneric(parsed, resolved, texts, ctx, {
            stream: fileStreamOp(dispatch),
            stat: statOp(dispatch),
            walk,
            isDir: relayIsDirOf(dispatch),
        }, true);
    }
    return tarGeneric(parsed, resolved, texts, ctx, {
        stream: files.read,
        stat: async (p) => files.stat(p),
        walk,
        isDir: isDirOf(files),
    });
};
export const BUILDER = {
    name: 'tar',
    facts: facts,
    write: true,
    fn: tar,
};
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