@struktoai/mirage-core/dist/errors/posix.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. =========
// Linux-canonical numbers: core is runtime-agnostic and has no host
// errno module to ask (python's posix.py resolves per platform). A
// kernel adapter that must speak its host's dialect keeps its own
// condition -> number table (node/src/mount/errors.ts reads node:os);
// what lives here once is the canonical numbering and the strerror
// phrases every message renderer shares.
export const POSIX = {
    EBADF: { errno: 9, phrase: 'Bad file descriptor' },
    ENOENT: { errno: 2, phrase: 'No such file or directory' },
    ENOTDIR: { errno: 20, phrase: 'Not a directory' },
    EISDIR: { errno: 21, phrase: 'Is a directory' },
    EEXIST: { errno: 17, phrase: 'File exists' },
    EACCES: { errno: 13, phrase: 'Permission denied' },
    EPERM: { errno: 1, phrase: 'Operation not permitted' },
    ENOTEMPTY: { errno: 39, phrase: 'Directory not empty' },
    EXDEV: { errno: 18, phrase: 'Invalid cross-device link' },
    ENOTSUP: { errno: 95, phrase: 'Operation not supported' },
    ELOOP: { errno: 40, phrase: 'Too many levels of symbolic links' },
    EINVAL: { errno: 22, phrase: 'Invalid argument' },
    EIO: { errno: 5, phrase: 'Input/output error' },
    EBUSY: { errno: 16, phrase: 'Device or resource busy' },
    EROFS: { errno: 30, phrase: 'Read-only file system' },
    EFBIG: { errno: 27, phrase: 'File too large' },
    EDQUOT: { errno: 122, phrase: 'Disk quota exceeded' },
    EPIPE: { errno: 32, phrase: 'Broken pipe' },
    NO_XATTR: { errno: 61, phrase: 'No data available' },
    STALE_WRITE: { errno: 116, phrase: 'changed since it was read; read it again before writing' },
};
/** The canonical POSIX errno for a condition. */
export function posixErrno(condition) {
    return POSIX[condition].errno;
}
/** The strerror text for a condition. */
export function posixPhrase(condition) {
    return POSIX[condition].phrase;
}
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