function makenodesbuffers!()

in src/arraytypes/map.jl [96:127]

• 30 lines of code
• 2 McCabe index (conditional complexity)

function makenodesbuffers!(
    col::Union{Map{T,O,A},List{T,O,A}},
    fieldnodes,
    fieldbuffers,
    bufferoffset,
    alignment,
) where {T,O,A}
    len = length(col)
    nc = nullcount(col)
    push!(fieldnodes, FieldNode(len, nc))
    @debugv 1 "made field node: nodeidx = $(length(fieldnodes)), col = $(typeof(col)), len = $(fieldnodes[end].length), nc = $(fieldnodes[end].null_count)"
    
    blen = nc == 0 ? 0 : bitpackedbytes(len, alignment)
    push!(fieldbuffers, Buffer(bufferoffset, blen))
    @debugv 1 "made field buffer: bufferidx = $(length(fieldbuffers)), offset = $(fieldbuffers[end].offset), len = $(fieldbuffers[end].length), padded = $(padding(fieldbuffers[end].length, alignment))"
    
    bufferoffset += blen
    blen = sizeof(O) * (len + 1)
    push!(fieldbuffers, Buffer(bufferoffset, blen))
    @debugv 1 "made field buffer: bufferidx = $(length(fieldbuffers)), offset = $(fieldbuffers[end].offset), len = $(fieldbuffers[end].length), padded = $(padding(fieldbuffers[end].length, alignment))"
    bufferoffset += padding(blen, alignment)
    if liststringtype(col)
        blen = length(col.data)
        push!(fieldbuffers, Buffer(bufferoffset, blen))
        @debugv 1 "made field buffer: bufferidx = $(length(fieldbuffers)), offset = $(fieldbuffers[end].offset), len = $(fieldbuffers[end].length), padded = $(padding(fieldbuffers[end].length, alignment))"
        bufferoffset += padding(blen, alignment)
    else
        bufferoffset =
            makenodesbuffers!(col.data, fieldnodes, fieldbuffers, bufferoffset, alignment)
    end
    return bufferoffset
end