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-rw-r--r--src/parser/utils/link.ts1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/parser/utils/link.ts b/src/parser/utils/link.ts
index 0dc5af1b7..4e2ed662f 100644
--- a/src/parser/utils/link.ts
+++ b/src/parser/utils/link.ts
@@ -1,3 +1,4 @@
+/** Linked list */
export function link<T extends { next?: T; prev?: T }>(next: T, prev: T) {
prev.next = next;
if (next) next.prev = prev;