CMake/Source/cmSubcommandTable.cxx
2019-08-06 17:21:52 +02:00

32 lines
1.1 KiB
C++

/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmSubcommandTable.h"
#include <algorithm>
#include "cmExecutionStatus.h"
#include "cmStringAlgorithms.h"
cmSubcommandTable::cmSubcommandTable(std::initializer_list<InitElem> init)
: Impl(init.begin(), init.end())
{
std::sort(this->Impl.begin(), this->Impl.end(),
[](Elem const& left, Elem const& right) {
return left.first < right.first;
});
}
bool cmSubcommandTable::operator()(cm::string_view key,
std::vector<std::string> const& args,
cmExecutionStatus& status) const
{
auto const it = std::lower_bound(
this->Impl.begin(), this->Impl.end(), key,
[](Elem const& elem, cm::string_view k) { return elem.first < k; });
if (it != this->Impl.end() && it->first == key) {
return it->second(args, status);
}
status.SetError(cmStrCat("does not recognize sub-command ", key));
return false;
}