| /* Distributed under the OSI-approved BSD 3-Clause License. See accompanying |
| file Copyright.txt or https://cmake.org/licensing for details. */ |
| #include "cmCommandArgumentsHelper.h" |
| |
| cmCommandArgument::cmCommandArgument(cmCommandArgumentsHelper* args, |
| const char* key, |
| cmCommandArgumentGroup* group) |
| : Key(key) |
| , Group(group) |
| , WasActive(false) |
| , ArgumentsBeforeEmpty(true) |
| , CurrentIndex(0) |
| { |
| if (args != nullptr) { |
| args->AddArgument(this); |
| } |
| |
| if (this->Group != nullptr) { |
| this->Group->ContainedArguments.push_back(this); |
| } |
| } |
| |
| void cmCommandArgument::Reset() |
| { |
| this->WasActive = false; |
| this->CurrentIndex = 0; |
| this->DoReset(); |
| } |
| |
| void cmCommandArgument::Follows(const cmCommandArgument* arg) |
| { |
| this->ArgumentsBeforeEmpty = false; |
| this->ArgumentsBefore.insert(arg); |
| } |
| |
| void cmCommandArgument::FollowsGroup(const cmCommandArgumentGroup* group) |
| { |
| if (group != nullptr) { |
| this->ArgumentsBeforeEmpty = false; |
| this->ArgumentsBefore.insert(group->ContainedArguments.begin(), |
| group->ContainedArguments.end()); |
| } |
| } |
| |
| bool cmCommandArgument::MayFollow(const cmCommandArgument* current) const |
| { |
| if (this->ArgumentsBeforeEmpty) { |
| return true; |
| } |
| return this->ArgumentsBefore.find(current) != this->ArgumentsBefore.end(); |
| } |
| |
| bool cmCommandArgument::KeyMatches(const std::string& key) const |
| { |
| if ((this->Key == nullptr) || (this->Key[0] == '\0')) { |
| return true; |
| } |
| return (key == this->Key); |
| } |
| |
| void cmCommandArgument::ApplyOwnGroup() |
| { |
| if (this->Group != nullptr) { |
| for (cmCommandArgument* cargs : this->Group->ContainedArguments) { |
| if (cargs != this) { |
| this->ArgumentsBefore.insert(cargs); |
| } |
| } |
| } |
| } |
| |
| void cmCommandArgument::Activate() |
| { |
| this->WasActive = true; |
| this->CurrentIndex = 0; |
| } |
| |
| bool cmCommandArgument::Consume(const std::string& arg) |
| { |
| bool res = this->DoConsume(arg, this->CurrentIndex); |
| this->CurrentIndex++; |
| return res; |
| } |
| |
| cmCAStringVector::cmCAStringVector(cmCommandArgumentsHelper* args, |
| const char* key, |
| cmCommandArgumentGroup* group) |
| : cmCommandArgument(args, key, group) |
| , Ignore(nullptr) |
| { |
| if ((key == nullptr) || (*key == 0)) { |
| this->DataStart = 0; |
| } else { |
| this->DataStart = 1; |
| } |
| } |
| |
| bool cmCAStringVector::DoConsume(const std::string& arg, unsigned int index) |
| { |
| if (index >= this->DataStart) { |
| if ((this->Ignore == nullptr) || (arg != this->Ignore)) { |
| this->Vector.push_back(arg); |
| } |
| } |
| |
| return false; |
| } |
| |
| void cmCAStringVector::DoReset() |
| { |
| this->Vector.clear(); |
| } |
| |
| cmCAString::cmCAString(cmCommandArgumentsHelper* args, const char* key, |
| cmCommandArgumentGroup* group) |
| : cmCommandArgument(args, key, group) |
| { |
| if ((key == nullptr) || (*key == 0)) { |
| this->DataStart = 0; |
| } else { |
| this->DataStart = 1; |
| } |
| } |
| |
| bool cmCAString::DoConsume(const std::string& arg, unsigned int index) |
| { |
| if (index == this->DataStart) { |
| this->String = arg; |
| } |
| |
| return index >= this->DataStart; |
| } |
| |
| void cmCAString::DoReset() |
| { |
| this->String.clear(); |
| } |
| |
| cmCAEnabler::cmCAEnabler(cmCommandArgumentsHelper* args, const char* key, |
| cmCommandArgumentGroup* group) |
| : cmCommandArgument(args, key, group) |
| , Enabled(false) |
| { |
| } |
| |
| bool cmCAEnabler::DoConsume(const std::string&, unsigned int index) |
| { |
| if (index == 0) { |
| this->Enabled = true; |
| } |
| return true; |
| } |
| |
| void cmCAEnabler::DoReset() |
| { |
| this->Enabled = false; |
| } |
| |
| cmCADisabler::cmCADisabler(cmCommandArgumentsHelper* args, const char* key, |
| cmCommandArgumentGroup* group) |
| : cmCommandArgument(args, key, group) |
| , Enabled(true) |
| { |
| } |
| |
| bool cmCADisabler::DoConsume(const std::string&, unsigned int index) |
| { |
| if (index == 0) { |
| this->Enabled = false; |
| } |
| return true; |
| } |
| |
| void cmCADisabler::DoReset() |
| { |
| this->Enabled = true; |
| } |
| |
| void cmCommandArgumentGroup::Follows(const cmCommandArgument* arg) |
| { |
| for (cmCommandArgument* ca : this->ContainedArguments) { |
| ca->Follows(arg); |
| } |
| } |
| |
| void cmCommandArgumentGroup::FollowsGroup(const cmCommandArgumentGroup* group) |
| { |
| for (cmCommandArgument* ca : this->ContainedArguments) { |
| ca->FollowsGroup(group); |
| } |
| } |
| |
| void cmCommandArgumentsHelper::Parse(const std::vector<std::string>* args, |
| std::vector<std::string>* unconsumedArgs) |
| { |
| if (args == nullptr) { |
| return; |
| } |
| |
| for (cmCommandArgument* ca : this->Arguments) { |
| ca->ApplyOwnGroup(); |
| ca->Reset(); |
| } |
| |
| cmCommandArgument* activeArgument = nullptr; |
| const cmCommandArgument* previousArgument = nullptr; |
| for (std::string const& it : *args) { |
| for (cmCommandArgument* ca : this->Arguments) { |
| if (ca->KeyMatches(it) && (ca->MayFollow(previousArgument))) { |
| activeArgument = ca; |
| activeArgument->Activate(); |
| break; |
| } |
| } |
| |
| if (activeArgument) { |
| bool argDone = activeArgument->Consume(it); |
| previousArgument = activeArgument; |
| if (argDone) { |
| activeArgument = nullptr; |
| } |
| } else { |
| if (unconsumedArgs != nullptr) { |
| unconsumedArgs->push_back(it); |
| } |
| } |
| } |
| } |
| |
| void cmCommandArgumentsHelper::AddArgument(cmCommandArgument* arg) |
| { |
| this->Arguments.push_back(arg); |
| } |