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feat(FN-4564): complete Step 1 — widen worktree session failure classifier

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Fusion-Task-Id: FN-4564
Fusion-Task-Lineage: 1a0c186a-1eb1-496a-aa8d-1bdf2254bb20
This commit is contained in:
Fusion
2026-05-14 23:06:15 -07:00
committed by gsxdsm
parent f49802eb2b
commit 6451dd15b3
1 changed files with 25 additions and 5 deletions
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30
packages/engine/src/restart-recovery-coordinator.ts
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@@ -15,20 +15,40 @@ function isNoTaskDoneFailure(task: Task): boolean {
&& task.error.toLowerCase().includes("without calling fn_task_done");
}
const MISSING_WORKTREE_SESSION_PREFIX = "Refusing to start coding agent in missing worktree:";
/**
* Keep this list in sync with assertValidWorktreeSession() error strings in pi.ts:
* - Refusing to start coding agent in missing worktree:
* - Refusing to start coding agent in incomplete worktree:
* - Refusing to start coding agent in unregistered git worktree:
*/
const MISSING_WORKTREE_SESSION_PREFIXES = [
"Refusing to start coding agent in missing worktree:",
"Refusing to start coding agent in incomplete worktree:",
"Refusing to start coding agent in unregistered git worktree:",
] as const;
function findMissingWorktreeSessionPrefix(error: string): string | null {
for (const prefix of MISSING_WORKTREE_SESSION_PREFIXES) {
if (error.includes(prefix)) {
return prefix;
}
}
return null;
}
export function isMissingWorktreeSessionStartFailure(error: unknown): boolean {
if (typeof error !== "string") {
return false;
}
return error.includes(MISSING_WORKTREE_SESSION_PREFIX);
return findMissingWorktreeSessionPrefix(error) !== null;
}
export function extractMissingWorktreePathFromSessionStartFailure(error: unknown): string | null {
if (typeof error !== "string") return null;
const idx = error.indexOf(MISSING_WORKTREE_SESSION_PREFIX);
if (idx < 0) return null;
const pathPart = error.slice(idx + MISSING_WORKTREE_SESSION_PREFIX.length).trim();
const prefix = findMissingWorktreeSessionPrefix(error);
if (!prefix) return null;
const idx = error.indexOf(prefix);
const pathPart = error.slice(idx + prefix.length).trim();
return pathPart.length > 0 ? pathPart : null;
}