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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | 3x 3x 3x 3x 3x 3x 26x 26x 26x 88x 7x 81x 81x 63x 63x 19x 3x 3x 7x 1x 7x 3x 18x 18x | import * as fs from "fs";
import * as path from "path";
import * as os from "os";
export interface WorkspaceResult {
isActive: boolean;
root: string | null;
}
const HOME = os.homedir();
const MAX_LEVELS = 15;
/**
* Walks up from startCwd looking for a .pisces marker file.
* Bounded at 15 levels and stops at the user's home directory.
*/
export function findWorkspace(startCwd: string): WorkspaceResult {
let dir = startCwd;
let levels = 0;
while (levels < MAX_LEVELS) {
if (fs.existsSync(path.join(dir, ".pisces"))) {
return { isActive: true, root: dir };
}
const parent = path.dirname(dir);
if (parent === dir || dir === HOME) break;
dir = parent;
levels++;
}
return { isActive: false, root: null };
}
// ─── Singleton cache ────────────────────────────────────────────────────────
// Lazily initialised on first read so tests can mock findWorkspace() before
// the module evaluates any filesystem calls.
let _cached: WorkspaceResult | null = null;
/**
* Returns the last resolved workspace state, initialising from process.cwd()
* on first call. Use syncWorkspaceState() to re-evaluate after a cwd change.
*/
export function getWorkspaceState(): WorkspaceResult {
if (_cached === null) {
_cached = findWorkspace(process.cwd());
}
return _cached;
}
/**
* Re-evaluates workspace state for the given cwd, updates the cache,
* and returns the result. Called by the gatekeeper on resources_discover.
*/
export function syncWorkspaceState(cwd: string): WorkspaceResult {
_cached = findWorkspace(cwd);
return _cached;
}
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