updated cargo\rust code snippets

home/Projects/optimized-pre-config-rust/.cargo/config.toml

@@ -1 +0,0 @@
-rustflags = ["-C", "link-arg=-fuse-ld=/path/to/mold", "-Z", "threads=8" ] # Change '/path/to/mold', use with nightly version of Rust

home/Projects/optimized-pre-config-rust/Cargo.toml

@@ -1,8 +1,8 @@
 ### Cargo code snippets for different optimizations
 
 ## Dev build compilation speed optimization (more https://benw.is/posts/how-i-improved-my-rust-compile-times-by-seventy-five-percent)
-# Work only with nightly version of Rust by the time when it was written, also DON'T use it in production for now
-cargo-features = ["codegen-backend"]
+# Work only with the nightly version of Rust by the time it was written; it is recommended NOT to use it in production for now
+cargo-features = [ "codegen-backend", "profile-rustflags" ]
 # Important: It provides less useful error messages during compilation
 [profile.dev]
 opt-level = 1
@@ -11,10 +11,17 @@ codegen-backend = "cranelift"
 opt-level = 3
 codegen-backend = "cranelift"
 
+[profile.dev.build-override]
+rustflags = [ "-Z", "threads=8", "-C", "link-arg=-fuse-ld=/run/current-system/sw/bin/mold" ] # `/run/current-system/sw/bin/mold` is an absolute path to the mold executable
+
 ## Release build size optimization (more https://github.com/johnthagen/min-sized-rust)
+# You can also use programs such as `upx` for size optimization
 [profile.release]
 strip = true
-opt-level = "z" # Also can try 's' instead of 'z'
+opt-level = "z" # You can try 's' instead of 'z' if you want to optimize for speed
 lto = true
 codegen-units = 1
-panic = "abort"
+panic = "abort" # DELETE extra unwinding code that provides helpful backtrace information for runtime errors
+
+[profile.release.build-override]
+rustflags = [ "-Z", "location-detail=none" ] # DELETE a useful traceback information such as file, line, and column information for panic!() and [track_caller]

home/Projects/optimized-pre-config-rust/flake.lock

@@ -0,0 +1,130 @@
+{
+  "nodes": {
+    "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": 1701253981,
+        "narHash": "sha256-ztaDIyZ7HrTAfEEUt9AtTDNoCYxUdSd6NrRHaYOIxtk=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "e92039b55bcd58469325ded85d4f58dd5a4eaf58",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1681358109,
+        "narHash": "sha256-eKyxW4OohHQx9Urxi7TQlFBTDWII+F+x2hklDOQPB50=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "96ba1c52e54e74c3197f4d43026b3f3d92e83ff9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": "nixpkgs_2"
+      },
+      "locked": {
+        "lastModified": 1701397143,
+        "narHash": "sha256-nYUJxZXwCWWVBYZXPgRxGDuQcZRhKTtD/Jp5Jl+9EWU=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "bb71557c93cad40f5921b2342d7fd69f9e6497ab",
+        "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"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

home/Projects/optimized-pre-config-rust/flake.nix

@@ -7,7 +7,7 @@
     flake-utils.url  = "github:numtide/flake-utils";
   };
 
-  outputs = { self, nixpkgs, rust-overlay, flake-utils, ... }:
+  outputs = { nixpkgs, rust-overlay, flake-utils, ... }:
     flake-utils.lib.eachDefaultSystem (system:
       let
         overlays = [ (import rust-overlay) ];
@@ -19,12 +19,11 @@
       {
         devShells.default = mkShell {
           buildInputs = [
+            just
             (rust-bin.fromRustupToolchainFile ./rust-toolchain.toml)
             mold
-            pkg-config
-            openssl
-            sqlite
             cargo-deny
+            cargo-watch
             cargo-audit
             cargo-update
             cargo-edit
@@ -37,9 +36,13 @@
             cargo-spellcheck
             cargo-modules
             cargo-bloat
+            cargo-unused-features
             taplo
             bacon
             helix
+            pkg-config
+            openssl
+            sqlite
           ];
         };
       }

home/Projects/optimized-pre-config-rust/justfile

@@ -0,0 +1,42 @@
+set export
+
+set shell := ["fish", "-c"]
+
+alias w := watch
+alias b := build
+alias r := release
+alias l := lint
+alias t := test
+alias c := coverage
+
+# run `just --list` for project
+default: 
+	just --list
+
+# run `cargo watch` for project
+watch:
+	cargo watch
+
+# run `cargo build` for project
+build:
+	cargo build
+
+# run `cargo build --release` for project
+release: test
+    cargo build --release
+
+# run `cargo zigbuild --target {target} --release` for project
+cross target: test
+	cargo zigbuild --target $target --release
+
+# run `cargo clippy` for project
+lint:
+	cargo clippy
+
+# run `carog nextest run` for project
+test:
+	cargo nextest run
+
+# run `cargo tarpaulin` for project
+coverage:
+	cargo tarpaulin