Treatment merge
std/data/string_map/block::merge
Inputs
⇥ base: Block<StringMap> (std/data/string_map::StringMap)
⇥ entries: Block<StringMap> (std/data/string_map::StringMap)
Outputs
↦ merged: Block<StringMap> (std/data/string_map::StringMap)
Merge two maps
Merge map entries in base.
entries erase existing entries in base if they already exists.
entries can be omitted (closed input) and merge will still be emitted if base is received.