parent
93f913705a
commit
3d79107773
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@ -312,7 +312,8 @@ Yanking (copying) and pasting use the *"* register by default (See <<registers#,
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option or the count parameter for tabstop
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*_*::
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trim selections
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unselect whitespace surrounding each selection, drop those that only
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contain whitespace
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*<a-)>*::
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rotate selections content, if specified, the count groups selections,
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@ -1711,17 +1711,32 @@ void spaces_to_tabs(Context& context, NormalParams params)
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void trim_selections(Context& context, NormalParams)
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{
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auto& buffer = context.buffer();
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for (auto& sel : context.selections())
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auto& selections = context.selections();
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Vector<int> to_remove;
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for (int i = 0; i < (int)selections.size(); ++i)
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{
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auto& sel = selections[i];
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auto beg = buffer.iterator_at(sel.min());
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auto end = buffer.iterator_at(sel.max());
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while (beg != end and is_blank(*beg))
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++beg;
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while (beg != end and is_blank(*end))
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--end;
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sel.min() = beg.coord();
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sel.max() = end.coord();
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if (beg == end and is_blank(*beg))
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to_remove.push_back(i);
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else
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{
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sel.min() = beg.coord();
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sel.max() = end.coord();
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}
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}
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if (to_remove.size() == selections.size())
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throw runtime_error{"no selections remaining"};
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for (auto& i : to_remove | reverse())
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selections.remove(i);
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}
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SelectionList read_selections_from_register(char reg, Context& context)
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