52 lines
1.6 KiB
Nix
52 lines
1.6 KiB
Nix
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{
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description = "An example of a shell environment with a Fenix toolchain";
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inputs = {
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rust.url = "git+https://forgejo.alt0r.com/braunse/rust-part";
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nixpkgs.follows = "rust/nixpkgs";
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parts.follows = "rust/parts";
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rustManifest.follows = "rust/rustManifest";
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};
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outputs = inputs: inputs.parts.lib.mkFlake { inherit inputs; } {
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imports = [ inputs.rust.flakeModules.fenix ];
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systems = [ "x86_64-linux" ];
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rust.fenix.manifestFile = inputs.rustManifest;
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rust.fenix.components = [ "rustfmt" ];
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rust.fenix.targetComponents.wasm32-unknown-unknown = [ "rust-std" ];
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perSystem =
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{ pkgs, fenixToolchain, ... }: {
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checks = {
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haveRustChain = pkgs.stdenv.mkDerivation {
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name = "check-rust-toolchain-is-present";
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dontUnpack = true;
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buildPhase = ''
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set -euo pipefail
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echo "Checking for cargo" >&2
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${fenixToolchain}/bin/cargo --version >/dev/null
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echo "Checking for rustc" >&2
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${fenixToolchain}/bin/rustc --version >/dev/null
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echo "Checking for rustfmt" >&2
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${fenixToolchain}/bin/rustfmt --version >/dev/null
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echo "Checking compiler compiles natively" >&2
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touch lib.rs
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${fenixToolchain}/bin/rustc --crate-type rlib --crate-name nativechecklib lib.rs
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echo "Checking compiler compiles for wasm32-unknown-unknown" >&2
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${fenixToolchain}/bin/rustc --crate-type rlib --crate-name crosschecklib --target wasm32-unknown-unknown lib.rs
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touch $out
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'';
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};
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};
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};
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};
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}
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