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First check for positional, then optional and compound

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This commit is contained in:
Stephan van Veen 2019-05-18 11:54:06 +02:00
parent 44bef34e79
commit d95f9d9f14
1 changed files with 9 additions and 6 deletions
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15
include/argparse.hpp
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@ -204,6 +204,10 @@ public:
return (!aName.empty() && aName[0] == '-');
}
static bool is_positional(const std::string& aName) {
return !is_optional(aName);
}
/*
* Getter for template non-container types
* @throws std::logic_error in case of incompatible types
@ -436,18 +440,17 @@ class ArgumentParser {
if (tCurrentArgument == Argument::mHelpOption || tCurrentArgument == Argument::mHelpOptionLong) {
throw std::runtime_error("help called");
}
auto tIterator = mArgumentMap.find(tCurrentArgument);
if (tIterator != mArgumentMap.end()) {
auto tArgument = tIterator->second;
it = tArgument->consume(std::next(it), end, tCurrentArgument);
}
else if (!Argument::is_optional(tCurrentArgument)) {
if (Argument::is_positional(tCurrentArgument)) {
if (mNextPositionalArgument >= mPositionalArguments.size()) {
throw std::runtime_error("Maximum number of positional arguments exceeded");
}
auto tArgument = mPositionalArguments[mNextPositionalArgument++];
it = tArgument->consume(it, end);
}
else if (auto tIterator = mArgumentMap.find(tCurrentArgument); tIterator != mArgumentMap.end()) {
auto tArgument = tIterator->second;
it = tArgument->consume(std::next(it), end, tCurrentArgument);
}
else { // TODO: compound optional arguments
++it;
}