if (fn(val, key, this))
TypeError: fn is not a functionif (fn(val, key, this))
^
TypeError: fn is not a function
TypeError: Cannot read properties of undefined (reading 'setVanityURL')
if (fn(val, key, this))
TypeError: fn is not a functionif (fn(val, key, this))
^
TypeError: fn is not a function
TypeError: Cannot read properties of undefined (reading 'setVanityURL')