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MultiCommand: Simplify construction

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This commit is contained in:
Eelco Dolstra 2018-11-22 15:59:52 +01:00
parent aa0e2a2e70
commit 15a16e5c05
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GPG key ID: 8170B4726D7198DE
3 changed files with 15 additions and 8 deletions
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8
src/nix/command.hh
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@ -173,7 +173,7 @@ public:
std::shared_ptr<Command> command;
MultiCommand(const Commands & commands);
MultiCommand(const std::vector<ref<Command>> & commands);
void printHelp(const string & programName, std::ostream & out) override;
@ -185,12 +185,12 @@ public:
/* A helper class for registering commands globally. */
struct RegisterCommand
{
static Commands * commands;
static std::vector<ref<Command>> * commands;
RegisterCommand(ref<Command> command)
{
if (!commands) commands = new Commands;
commands->emplace(command->name(), command);
if (!commands) commands = new std::vector<ref<Command>>;
commands->push_back(command);
}
};