wroclaw-git-backups/nix
1
0
Fork 0
mirror of https://github.com/NixOS/nix synced 2025-06-29 02:11:15 +02:00
Code Activity

Remove mkIntFlag

Browse source
This commit is contained in:
Eelco Dolstra 2021-01-08 10:44:55 +01:00
parent 920e6a6920
commit 48a9be2aab
2 changed files with 24 additions and 12 deletions
Download patch file Download diff file Expand all files Collapse all files

26
src/libutil/args.hh
View file

@ -68,8 +68,12 @@ protected:
, arity(ArityAny)
{ }
template<class T>
Handler(T * dest)
Handler(std::string * dest)
: fun([=](std::vector<std::string> ss) { *dest = ss[0]; })
, arity(1)
{ }
Handler(std::optional<std::string> * dest)
: fun([=](std::vector<std::string> ss) { *dest = ss[0]; })
, arity(1)
{ }
@ -79,6 +83,15 @@ protected:
: fun([=](std::vector<std::string> ss) { *dest = val; })
, arity(0)
{ }
template<class I>
Handler(I * dest)
: fun([=](std::vector<std::string> ss) {
if (!string2Int(ss[0], *dest))
throw UsageError("'%s' is not an integer", ss[0]);
})
, arity(1)
{ }
};
/* Flags. */
@ -161,15 +174,6 @@ public:
});
}
template<class I>
void mkIntFlag(char shortName, const std::string & longName,
const std::string & description, I * dest)
{
mkFlag<I>(shortName, longName, description, [=](I n) {
*dest = n;
});
}
template<class I>
void mkFlag(char shortName, const std::string & longName,
const std::string & description, std::function<void(I)> fun)