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#include "selector.ih"
// by showalternatives.cc
vector<Selector::Block> Selector::blockVector(size_t nBlocks)
{
vector<Block> blocks(nBlocks, {0, 0, "-+" });
blocks.front().prompt = "+";
blocks.front().end = d_blockSize;
for (size_t idx = 1, end = blocks.size(); idx != end; ++idx)
set(blocks[idx], blocks[idx - 1].end);
blocks.back().prompt = "-";
if (blocks.back().end > d_index) // back may not exceed
blocks.back().end = d_index; // nAlternatives
set(*(blocks.rbegin() + 1), blocks.back()); // inspect the last two sizes
return blocks;
}
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