lix/src/nix/cat.cc
Jörg Thalheim 2fd8f8bb99 Replace Unicode quotes in user-facing strings by ASCII
Relevant RFC: NixOS/rfcs#4

$ ag -l | xargs sed -i -e "/\"/s/’/'/g;/\"/s/‘/'/g"
2017-07-30 12:32:45 +01:00

75 lines
1.5 KiB
C++

#include "command.hh"
#include "store-api.hh"
#include "fs-accessor.hh"
#include "nar-accessor.hh"
using namespace nix;
struct MixCat : virtual Args
{
std::string path;
void cat(ref<FSAccessor> accessor)
{
auto st = accessor->stat(path);
if (st.type == FSAccessor::Type::tMissing)
throw Error(format("path '%1%' does not exist") % path);
if (st.type != FSAccessor::Type::tRegular)
throw Error(format("path '%1%' is not a regular file") % path);
std::cout << accessor->readFile(path);
}
};
struct CmdCatStore : StoreCommand, MixCat
{
CmdCatStore()
{
expectArg("path", &path);
}
std::string name() override
{
return "cat-store";
}
std::string description() override
{
return "print the contents of a store file on stdout";
}
void run(ref<Store> store) override
{
cat(store->getFSAccessor());
}
};
struct CmdCatNar : StoreCommand, MixCat
{
Path narPath;
CmdCatNar()
{
expectArg("nar", &narPath);
expectArg("path", &path);
}
std::string name() override
{
return "cat-nar";
}
std::string description() override
{
return "print the contents of a file inside a NAR file";
}
void run(ref<Store> store) override
{
cat(makeNarAccessor(make_ref<std::string>(readFile(narPath))));
}
};
static RegisterCommand r1(make_ref<CmdCatStore>());
static RegisterCommand r2(make_ref<CmdCatNar>());