Base nix-based rust project

.envrc

@@ -0,0 +1 @@
+use flake

.gitignore

@@ -0,0 +1,3 @@
+.direnv
+/target
+/result

Cargo.lock

@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "sablono"
+version = "0.1.0"

Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "sablono"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

flake.lock

@@ -0,0 +1,213 @@
+{
+  "nodes": {
+    "crane": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "flake-utils": "flake-utils",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-overlay": "rust-overlay"
+      },
+      "locked": {
+        "lastModified": 1696384830,
+        "narHash": "sha256-j8ZsVqzmj5sOm5MW9cqwQJUZELFFwOislDmqDDEMl6k=",
+        "owner": "ipetkov",
+        "repo": "crane",
+        "rev": "f2143cd27f8bd09ee4f0121336c65015a2a0a19c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ipetkov",
+        "repo": "crane",
+        "type": "github"
+      }
+    },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1696267196,
+        "narHash": "sha256-AAQ/2sD+0D18bb8hKuEEVpHUYD1GmO2Uh/taFamn6XQ=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "4f910c9827911b1ec2bf26b5a062cd09f8d89f85",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1694529238,
+        "narHash": "sha256-zsNZZGTGnMOf9YpHKJqMSsa0dXbfmxeoJ7xHlrt+xmY=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "ff7b65b44d01cf9ba6a71320833626af21126384",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_2": {
+      "inputs": {
+        "systems": "systems_2"
+      },
+      "locked": {
+        "lastModified": 1681202837,
+        "narHash": "sha256-H+Rh19JDwRtpVPAWp64F+rlEtxUWBAQW28eAi3SRSzg=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "cfacdce06f30d2b68473a46042957675eebb3401",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1695830400,
+        "narHash": "sha256-gToZXQVr0G/1WriO83olnqrLSHF2Jb8BPcmCt497ro0=",
+        "path": "/nix/store/8lg5579v1k5mc63ypzfagrcl8l32x3bh-source",
+        "rev": "8a86b98f0ba1c405358f1b71ff8b5e1d317f5db2",
+        "type": "path"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "crane": "crane",
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay_2",
+        "systems": "systems_3",
+        "treefmt-nix": "treefmt-nix"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "flake-utils": [
+          "crane",
+          "flake-utils"
+        ],
+        "nixpkgs": [
+          "crane",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1696299134,
+        "narHash": "sha256-RS77cAa0N+Sfj5EmKbm5IdncNXaBCE1BSSQvUE8exvo=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "611ccdceed92b4d94ae75328148d84ee4a5b462d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "rust-overlay_2": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1696731188,
+        "narHash": "sha256-EL0iBBEUEV2oVygwv31C2+3w63826yEUN3LfIHAR0jo=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "6528a18a62d817200099c520b6eea7833ade9a9a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
+    "systems_2": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
+    "systems_3": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "id": "systems",
+        "type": "indirect"
+      }
+    },
+    "treefmt-nix": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1695822946,
+        "narHash": "sha256-IQU3fYo0H+oGlqX5YrgZU3VRhbt2Oqe6KmslQKUO4II=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "720bd006d855b08e60664e4683ccddb7a9ff614a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,89 @@
+{
+  description = "sablono";
+
+  inputs = {
+    nixpkgs.url = "flake:nixpkgs";
+    rust-overlay = {
+      url = "github:oxalica/rust-overlay";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    treefmt-nix = {
+      url = "github:numtide/treefmt-nix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    crane = {
+      url = "github:ipetkov/crane";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    rust-overlay,
+    treefmt-nix,
+    crane,
+    systems,
+  }: let
+    inherit (nixpkgs) lib;
+    eachSystem = f:
+      lib.genAttrs (import systems) (system:
+        f (lib.getAttrs (lib.attrNames (lib.functionArgs f)) rec {
+          inherit system;
+          pkgs = import nixpkgs {
+            inherit system;
+            overlays = [rust-overlay.overlays.default];
+          };
+          ownPkgs = self.packages.${system};
+          toolchain = pkgs.rust-bin.fromRustupToolchainFile ./toolchain.toml;
+          craneLib = (crane.mkLib pkgs).overrideToolchain toolchain;
+          craneArgs = rec {
+            src = craneLib.cleanCargoSource (craneLib.path ./.);
+            cargoArtifacts = craneLib.buildDepsOnly {
+              inherit src;
+            };
+          };
+          treefmt =
+            (treefmt-nix.lib.evalModule pkgs {
+              projectRootFile = "flake.nix";
+              programs = {
+                alejandra.enable = true;
+                rustfmt = {
+                  enable = true;
+                  package = toolchain;
+                };
+              };
+            })
+            .config
+            .build;
+        }));
+  in {
+    packages = eachSystem ({
+      craneLib,
+      craneArgs,
+    }: {
+      default = craneLib.buildPackage craneArgs;
+    });
+    devShells = eachSystem ({
+      pkgs,
+      toolchain,
+      ownPkgs,
+    }: {
+      default = pkgs.mkShell {
+        inputsFrom = [ownPkgs.default];
+        packages = [toolchain pkgs.bacon];
+      };
+    });
+    formatter = eachSystem ({treefmt}: treefmt.wrapper);
+    checks = eachSystem ({
+      craneLib,
+      craneArgs,
+      ownPkgs,
+      treefmt,
+    }: {
+      build = ownPkgs.default;
+      formatting = treefmt.check self;
+      clippy = craneLib.cargoClippy craneArgs;
+    });
+  };
+}

src/main.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}

toolchain.toml

@@ -0,0 +1,4 @@
+[toolchain]
+channel = "stable"
+components = [ "rustfmt", "rust-analyzer", "rust-src", "clippy" ]
+profile = "default"