Function handleSeen

handleSeen(
    seenMap: Map<string, string>,
    key: string,
    value: undefined | string,
): boolean
Function to check if we have seen a value before and update the seenMap
Parameters
- seenMap: Map<string, string>
  Map of seen values
- key: string
  key to check
- value: undefined | string
  value to check
Returns boolean
- true if already seen value, false if not
Since
v1.0.0
- Defined in src/lib/seenUtils.ts:9