# planning.WorkspacePlan.retains

- **Module:** planning.WorkspacePlan
- **Package:** @libtmux/libtmux
- **Language:** TypeScript
- **Kind:** property
- **Source:** https://github.com/libtmux/libtmux-ts/blob/2cb93308200da38a26b59876618116850f110607/packages/workspace/src/planning.ts#L86
- **Page:** https://libtmux.org/reference/ts/planning-workspaceplan-retains/

Surplus this apply will leave alone, and why.

Empty when nothing is surplus or the policy removes it. A non-empty list on
a session the workspace did not create is the case `prune: "owned"` exists
for: the file and the server disagree, and the file does not get to win by
default.