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#include "pch.h"
#include "PackageSpec.h"
#include "vcpkg_Util.h"
namespace vcpkg
{
static bool is_valid_package_spec_char(char c)
{
return (c == '-') || isdigit(c) || (isalpha(c) && islower(c)) || (c == '[') || (c == ']');
}
ExpectedT<FullPackageSpec, PackageSpecParseResult> FullPackageSpec::from_string(const std::string& spec_as_string,
const Triplet& default_triplet)
{
auto pos = spec_as_string.find(':');
auto pos_l_bracket = spec_as_string.find('[');
auto pos_r_bracket = spec_as_string.find(']');
FullPackageSpec f;
if (pos == std::string::npos && pos_l_bracket == std::string::npos)
{
f.package_spec =
PackageSpec::from_name_and_triplet(spec_as_string, default_triplet).value_or_exit(VCPKG_LINE_INFO);
return f;
}
else if (pos == std::string::npos)
{
if (pos_r_bracket == std::string::npos || pos_l_bracket >= pos_r_bracket)
{
return PackageSpecParseResult::INVALID_CHARACTERS;
}
const std::string name = spec_as_string.substr(0, pos_l_bracket);
f.package_spec = PackageSpec::from_name_and_triplet(name, default_triplet).value_or_exit(VCPKG_LINE_INFO);
f.features = parse_comma_list(spec_as_string.substr(pos_l_bracket + 1, pos_r_bracket - pos_l_bracket - 1));
return f;
}
else if (pos_l_bracket == std::string::npos && pos_r_bracket == std::string::npos)
{
const std::string name = spec_as_string.substr(0, pos);
const Triplet triplet = Triplet::from_canonical_name(spec_as_string.substr(pos + 1));
f.package_spec = PackageSpec::from_name_and_triplet(name, triplet).value_or_exit(VCPKG_LINE_INFO);
}
else
{
if (pos_r_bracket == std::string::npos || pos_l_bracket >= pos_r_bracket)
{
return PackageSpecParseResult::INVALID_CHARACTERS;
}
const std::string name = spec_as_string.substr(0, pos_l_bracket);
f.features = parse_comma_list(spec_as_string.substr(pos_l_bracket + 1, pos_r_bracket - pos_l_bracket - 1));
const Triplet triplet = Triplet::from_canonical_name(spec_as_string.substr(pos + 1));
f.package_spec = PackageSpec::from_name_and_triplet(name, triplet).value_or_exit(VCPKG_LINE_INFO);
}
auto pos2 = spec_as_string.find(':', pos + 1);
if (pos2 != std::string::npos)
{
return PackageSpecParseResult::TOO_MANY_COLONS;
}
return f;
}
ExpectedT<PackageSpec, PackageSpecParseResult> PackageSpec::from_name_and_triplet(const std::string& name,
const Triplet& triplet)
{
if (Util::find_if_not(name, is_valid_package_spec_char) != name.end())
{
return PackageSpecParseResult::INVALID_CHARACTERS;
}
PackageSpec p;
p.m_name = name;
p.m_triplet = triplet;
return p;
}
const std::string& PackageSpec::name() const { return this->m_name; }
const Triplet& PackageSpec::triplet() const { return this->m_triplet; }
std::string PackageSpec::dir() const { return Strings::format("%s_%s", this->m_name, this->m_triplet); }
std::string PackageSpec::to_string(const std::string& name, const Triplet& triplet)
{
return Strings::format("%s:%s", name, triplet);
}
std::string PackageSpec::to_string() const { return to_string(this->name(), this->triplet()); }
bool operator==(const PackageSpec& left, const PackageSpec& right)
{
return left.name() == right.name() && left.triplet() == right.triplet();
}
bool operator!=(const PackageSpec& left, const PackageSpec& right) { return !(left == right); }
}
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