External/cxxopts
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fix description formatting

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This commit is contained in:
Jarryd Beck 2014-10-13 15:58:17 +11:00
parent 2e4c78805d
commit abf96da697
2 changed files with 7 additions and 3 deletions
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8
src/cxxopts.cpp
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@ -101,14 +101,16 @@ namespace cxxopts
result.append(startLine, current + 1); result.append(startLine, current + 1);
result.append("\n"); result.append("\n");
result.append(start, ' '); result.append(start, ' ');
startLine = current + 1;
lastSpace = startLine;
} }
else else
{ {
result.append(startLine, current); result.append(startLine, lastSpace);
result.append("\n"); result.append("\n");
result.append(start, ' '); result.append(start, ' ');
startLine = lastSpace + 1;
} }
startLine = lastSpace + 1;
size = 0; size = 0;
} }
else else
@ -405,7 +407,7 @@ Options::help() const
longest = std::min(longest, static_cast<size_t>(OPTION_LONGEST)); longest = std::min(longest, static_cast<size_t>(OPTION_LONGEST));
//widest allowed description //widest allowed description
int allowed = 78 - longest - OPTION_DESC_GAP; int allowed = 76 - longest - OPTION_DESC_GAP;
auto fiter = format.begin(); auto fiter = format.begin();
for (const auto& o : group->second) for (const auto& o : group->second)

2
src/example.cpp
View File

@ -40,6 +40,8 @@ int main(int argc, char* argv[])
("positional", ("positional",
"Positional arguments: these are the arguments that are entered " "Positional arguments: these are the arguments that are entered "
"without an option", cxxopts::value<std::string>()) "without an option", cxxopts::value<std::string>())
("long-description",
"thisisareallylongwordthattakesupthewholelineandcannotbebrokenataspace")
("help", "Print help") ("help", "Print help")
; ;