v/vlib/v/gen/js/sourcemap/sets.v

17 lines
317 B
V

module sourcemap
struct Sets {
mut:
value map[string]u32
}
// adds a new element to a Set if new and returns index position of new or existing element
fn (mut s Sets) add(element string) u32 {
index := s.value[element] or {
index := u32(s.value.len)
s.value[element] = index
return index
}
return index
}