aaronrene / knowtation public
hub-self-apply-ineligible.mjs
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sha256:700fafdd1afa490919f9515d660ca6e75456bcd5bb67513abcd8757a634c01f6 docs: record AIP-b SD-21 land (KN #308) Human 10 days ago
1 /**
2 * SEC-SEAM-1 / S10 — operator-declared self-apply-ineligible subjects.
3 *
4 * Pure parser for `HUB_SELF_APPLY_INELIGIBLE_SUBS` (comma-separated exact `sub` values).
5 * Production wires the env through this parser once at module load into
6 * {@link SELF_APPLY_INELIGIBLE_SUBS}. Tier 7b exercises empty shapes via the pure
7 * parser directly — never by mutating `process.env` and reloading the module.
8 *
9 * @see docs/SEC-SEAM-1-SESSION-BOUND-IDENTITY-FREEZE.md S10
10 */
11
12 /**
13 * Parse a raw env string into a Set of trimmed non-empty subject ids.
14 * Absent / empty / whitespace-and-comma-only inputs yield an empty Set
15 * (permissive — an unset variable must not disable the live notes tray).
16 *
17 * @param {string|undefined|null} raw
18 * @returns {Set<string>}
19 */
20 export function parseSelfApplyIneligibleSubs(raw) {
21 if (raw == null) return new Set();
22 const text = String(raw);
23 if (!text.trim()) return new Set();
24 return new Set(
25 text
26 .split(',')
27 .map((s) => s.trim())
28 .filter(Boolean)
29 );
30 }
31
32 /** Module-load Set from `HUB_SELF_APPLY_INELIGIBLE_SUBS` (ships empty under ratified D3). */
33 export const SELF_APPLY_INELIGIBLE_SUBS = parseSelfApplyIneligibleSubs(
34 process.env.HUB_SELF_APPLY_INELIGIBLE_SUBS
35 );
36
37 /**
38 * Whether `sub` is on the operator-declared ineligible set (exact match after trim).
39 * @param {string|null|undefined} sub
40 * @returns {boolean}
41 */
42 export function isSelfApplyIneligibleSub(sub) {
43 const s = typeof sub === 'string' ? sub.trim() : '';
44 return s !== '' && SELF_APPLY_INELIGIBLE_SUBS.has(s);
45 }
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sha256:700fafdd1afa490919f9515d660ca6e75456bcd5bb67513abcd8757a634c01f6 docs: record AIP-b SD-21 land (KN #308) Human 10 days ago