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Merge remote-tracking branch 'aver-d/option_display'

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This commit is contained in:
Maxime Coste 2018-02-28 15:09:26 +11:00
commit edee85a847
1 changed files with 17 additions and 2 deletions
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19
src/parameters_parser.cc
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@ -7,11 +7,26 @@ namespace Kakoune
String generate_switches_doc(const SwitchMap& switches)
{
Vector<int> lengths(switches.size());
int i = 0;
for (auto& sw : switches) {
lengths[i++] = (int)sw.key.length() + (sw.value.takes_arg ? 5: 0);
}
int maxlen = *std::max_element(lengths.begin(), lengths.end());
String res;
for (auto& sw : switches)
res += format("-{} {}: {}\n", sw.key,
i = 0;
for (auto& sw : switches) {
int len = lengths[i++];
String pad = " ";
while (len++ < maxlen)
pad += ' ';
res += format(" -{} {}{}{}\n",
sw.key,
sw.value.takes_arg ? "<arg>" : "",
pad,
sw.value.description);
}
return res;
}