diff options
Diffstat (limited to 'src/nix/path-info.cc')
| -rw-r--r-- | src/nix/path-info.cc | 43 |
1 files changed, 10 insertions, 33 deletions
diff --git a/src/nix/path-info.cc b/src/nix/path-info.cc index 63cf885f9..0fa88f1bf 100644 --- a/src/nix/path-info.cc +++ b/src/nix/path-info.cc @@ -18,10 +18,10 @@ struct CmdPathInfo : StorePathsCommand, MixJSON CmdPathInfo() { - mkFlag('s', "size", "print size of the NAR dump of each path", &showSize); - mkFlag('S', "closure-size", "print sum size of the NAR dumps of the closure of each path", &showClosureSize); - mkFlag('h', "human-readable", "with -s and -S, print sizes like 1K 234M 5.67G etc.", &humanReadable); - mkFlag(0, "sigs", "show signatures", &showSigs); + mkFlag('s', "size", "Print the size of the NAR serialisation of each path.", &showSize); + mkFlag('S', "closure-size", "Print the sum of the sizes of the NAR serialisations of the closure of each path.", &showClosureSize); + mkFlag('h', "human-readable", "With `-s` and `-S`, print sizes in a human-friendly format such as `5.67G`.", &humanReadable); + mkFlag(0, "sigs", "Show signatures.", &showSigs); } std::string description() override @@ -29,38 +29,15 @@ struct CmdPathInfo : StorePathsCommand, MixJSON return "query information about store paths"; } - Category category() override { return catSecondary; } - - Examples examples() override + std::string doc() override { - return { - Example{ - "To show the closure sizes of every path in the current NixOS system closure, sorted by size:", - "nix path-info -rS /run/current-system | sort -nk2" - }, - Example{ - "To show a package's closure size and all its dependencies with human readable sizes:", - "nix path-info -rsSh nixpkgs#rust" - }, - Example{ - "To check the existence of a path in a binary cache:", - "nix path-info -r /nix/store/7qvk5c91...-geeqie-1.1 --store https://cache.nixos.org/" - }, - Example{ - "To print the 10 most recently added paths (using --json and the jq(1) command):", - "nix path-info --json --all | jq -r 'sort_by(.registrationTime)[-11:-1][].path'" - }, - Example{ - "To show the size of the entire Nix store:", - "nix path-info --json --all | jq 'map(.narSize) | add'" - }, - Example{ - "To show every path whose closure is bigger than 1 GB, sorted by closure size:", - "nix path-info --json --all -S | jq 'map(select(.closureSize > 1e9)) | sort_by(.closureSize) | map([.path, .closureSize])'" - }, - }; + return + #include "path-info.md" + ; } + Category category() override { return catSecondary; } + void printSize(uint64_t value) { if (!humanReadable) { |