init

.gitignore

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+flendor.json
+vendor/

README.md

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+# flendor
+
+Super simple flake input vendoring.
+
+Example `flendor.json`:
+
+```json
+{
+  "vendor": "vendor",
+  "flakes": {
+    "musicomp": "git+https://forgejo.helveticanonstandard.net/helvetica/musicomp.git",
+    "hxwrap": "git+https://forgejo.helveticanonstandard.net/helvetica/hxwrap.git",
+    "myphps": "git+https://forgejo.helveticanonstandard.net/helvetica/myphps.git",
+    "forgesync": "git+https://forgejo.helveticanonstandard.net/helvetica/forgesync.git",
+    "nini": "git+https://forgejo.helveticanonstandard.net/helvetica/nini.git",
+    "xenumenu": "git+https://forgejo.helveticanonstandard.net/helvetica/xenumenu.git",
+    "mympv": "git+https://forgejo.helveticanonstandard.net/helvetica/mympv.git"
+  }
+}
+```

flake.lock

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+{
+  "nodes": {
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1696426674,
+        "narHash": "sha256-kvjfFW7WAETZlt09AgDn1MrtKzP7t90Vf7vypd3OL1U=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "0f9255e01c2351cc7d116c072cb317785dd33b33",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": "nixpkgs-lib"
+      },
+      "locked": {
+        "lastModified": 1753121425,
+        "narHash": "sha256-TVcTNvOeWWk1DXljFxVRp+E0tzG1LhrVjOGGoMHuXio=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "644e0fc48951a860279da645ba77fe4a6e814c5e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
+    "gitignore": {
+      "inputs": {
+        "nixpkgs": [
+          "hooks",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1709087332,
+        "narHash": "sha256-HG2cCnktfHsKV0s4XW83gU3F57gaTljL9KNSuG6bnQs=",
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "rev": "637db329424fd7e46cf4185293b9cc8c88c95394",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "type": "github"
+      }
+    },
+    "hooks": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "gitignore": "gitignore",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1750779888,
+        "narHash": "sha256-wibppH3g/E2lxU43ZQHC5yA/7kIKLGxVEnsnVK1BtRg=",
+        "owner": "cachix",
+        "repo": "git-hooks.nix",
+        "rev": "16ec914f6fb6f599ce988427d9d94efddf25fe6d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "repo": "git-hooks.nix",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1753250450,
+        "narHash": "sha256-i+CQV2rPmP8wHxj0aq4siYyohHwVlsh40kV89f3nw1s=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "fc02ee70efb805d3b2865908a13ddd4474557ecf",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-lib": {
+      "locked": {
+        "lastModified": 1751159883,
+        "narHash": "sha256-urW/Ylk9FIfvXfliA1ywh75yszAbiTEVgpPeinFyVZo=",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "rev": "14a40a1d7fb9afa4739275ac642ed7301a9ba1ab",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-parts": "flake-parts",
+        "hooks": "hooks",
+        "nixpkgs": "nixpkgs",
+        "treefmt": "treefmt"
+      }
+    },
+    "treefmt": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1753439394,
+        "narHash": "sha256-Bv9h1AJegLI8uAhiJ1sZ4XAndYxhgf38tMgCQwiEpmc=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "2673921c03d6e75fdf4aa93e025772608d1482cf",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

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+{
+  description = "flendor";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    hooks = {
+      url = "github:cachix/git-hooks.nix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    treefmt = {
+      url = "github:numtide/treefmt-nix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs =
+    {
+      self,
+      nixpkgs,
+      flake-parts,
+      hooks,
+      treefmt,
+    }@inputs:
+    flake-parts.lib.mkFlake { inherit inputs; } {
+      imports = [
+        hooks.flakeModule
+        treefmt.flakeModule
+      ];
+
+      systems = nixpkgs.lib.systems.flakeExposed;
+
+      perSystem =
+        {
+          config,
+          pkgs,
+          ...
+        }:
+        {
+          treefmt = {
+            projectRootFile = "flake.nix";
+
+            programs.nixfmt = {
+              enable = true;
+              package = pkgs.nixfmt-rfc-style;
+            };
+          };
+
+          pre-commit.settings.hooks = {
+            treefmt.enable = true;
+          };
+
+          devShells.default = pkgs.mkShellNoCC {
+            shellHook = ''
+              ${config.pre-commit.installationScript}
+            '';
+          };
+
+          packages.default = pkgs.callPackage ./package.nix { };
+        };
+    };
+}

flendor

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+#!/usr/bin/env bash
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+progname=$0
+
+warn() {
+    local line
+    for line in "$@"; do
+        echo "$progname: $line" 1>&2
+    done
+}
+
+error() {
+    warn "$@"
+
+    exit 1
+}
+
+args=$(
+    getopt \
+        --options t:rv \
+        --longoptions vendor:,refresh,verbose \
+        --name "$progname" \
+        -- "$@"
+)
+
+eval set -- "$args"
+
+nixflags=()
+rmflags=()
+mkdirflags=()
+cpflags=()
+prefetchflags=()
+verbose=false
+while true; do
+    case $1 in
+    -d | --vendor)
+        vendor=$2
+        shift 2
+        ;;
+    -r | --refresh)
+        prefetchflags+=(--refresh)
+        shift
+        ;;
+    -v | --verbose)
+        nixflags+=(--verbose)
+        rmflags+=(--verbose)
+        mkdirflags+=(--verbose)
+        cpflags+=(--verbose)
+        verbose=true
+        shift
+        ;;
+    --)
+        shift
+        break
+        ;;
+    esac
+done
+
+if (($# > 0)); then
+    error 'too many arguments'
+fi
+
+json=$(< flendor.json)
+
+if [[ ! -v vendor ]]; then
+    vendor=$(jq --exit-status --raw-output '.vendor' <<<"$json")
+fi
+
+while IFS= read -r k; do
+    name=$(jq --null-input --argjson k "$k" --raw-output '$k')
+    flake=$(jq --argjson k "$k" --raw-output '.flakes.[$k]' <<<"$json")
+
+    dest="$vendor/$name"
+
+    if [[ $verbose == true ]]; then
+        warn "copying flake $flake to $dest"
+    fi
+
+    rm --recursive --force "${rmflags[@]}" -- "$dest"
+
+    src=$(nix flake prefetch --json "${prefetchflags[@]}" -- "$flake" | jq --exit-status --raw-output '.storePath')
+
+    mkdir --parents "${mkdirflags[@]}" -- "$(dirname -- "$dest")"
+
+    cp --recursive --no-preserve all "${cpflags[@]}" -- "$src/." "$dest"
+done < <(jq '.flakes | keys[]' <<<"$json")

package.nix

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+{
+  writeShellApplication,
+  jq,
+}:
+writeShellApplication {
+  name = "jq";
+
+  runtimeInputs = [
+    jq
+  ];
+
+  text = builtins.readFile ./flendor;
+}