Aliases: zap is_zap
Keywords:
### ** Examples # Create one zap object: zap()
<zap>
# Create a list of zaps: rep(list(zap()), 3)
[[1]] <zap> [[2]] <zap> [[3]] <zap>
rep_named(c("foo", "bar"), list(zap()))
$foo <zap> $bar <zap>