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NetMesh/domain/sftpStatError.ts

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const ELECTRON_INVOKE_PREFIX = /^error invoking remote method '[^']+': error:\s*/i;
/** ssh2 / Node / SCP absence kinds. Must not search the whole message: paths are user-controlled. */
const ABSENCE_KIND = /^(?:enoent|no such file(?: or directory)?|no_such_file|ssh_fx_no_such_file)(?:\b|:|$)/;
const unwrapStatErrorMessage = (message: string): string =>
message.replace(ELECTRON_INVOKE_PREFIX, "").trim();
/** True absence only — ENOTSUP / unknown inspection must not map to "no conflict". */
export const isMissingStatError = (error: unknown): boolean => {
const code = (error as { code?: string | number } | null)?.code;
if (
code === 2
|| code === "ENOENT"
|| code === "NO_SUCH_FILE"
|| code === "SSH_FX_NO_SUCH_FILE"
) {
return true;
}
const message = String((error as { message?: string } | null)?.message || "")
.trim()
.toLowerCase();
if (!message) return false;
// ssh2 StatusCodeError is "No such file". ipcRenderer.invoke strips `code`
// and wraps it as:
// Error invoking remote method 'netcatty:sftp:lstat': Error: No such file
return ABSENCE_KIND.test(unwrapStatErrorMessage(message));
};