mirror of
https://github.com/oxalica/rust-overlay.git
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06871d5c5f
The un-versioned `wasm32-wasi` target is removed in favor of `wasm32-wasip?` since Rust 1.84. Examples are updated. The nixpkgs patch for WASI target name remapping is merged in 24.11. We can also safely remove the workaround.
91 lines
2.7 KiB
Nix
91 lines
2.7 KiB
Nix
{
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description = ''
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Pure and reproducible overlay for binary distributed rust toolchains.
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A compatible but better replacement for rust overlay of github:mozilla/nixpkgs-mozilla.
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'';
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inputs = {
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nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
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};
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outputs = { self, nixpkgs }@inputs: let
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inherit (nixpkgs) lib;
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inherit (lib) filterAttrs mapAttrs' replaceStrings;
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forEachSystem = lib.genAttrs lib.systems.flakeExposed;
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overlay = import ./.;
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defaultDistRoot = import ./lib/dist-root.nix;
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mkManifests = distRoot: import ./lib/manifests.nix { inherit lib distRoot; };
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# Builder to construct `rust-bin` interface on an existing `pkgs`.
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# This would be immutable, non-intrusive and (hopefully) can benefit from
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# flake eval-cache.
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#
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# Note that this does not contain compatible attrs for mozilla-overlay.
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mkRustBin =
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{ distRoot ? defaultDistRoot }:
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pkgs:
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lib.fix (rust-bin: import ./lib/rust-bin.nix {
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inherit lib pkgs;
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inherit (rust-bin) nightly;
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manifests = mkManifests distRoot;
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});
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in {
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lib = {
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# Internal use only!
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_internal = {
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defaultManifests = mkManifests defaultDistRoot;
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};
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inherit mkRustBin;
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};
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overlays = {
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default = overlay;
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rust-overlay = overlay;
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};
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# TODO: Flake outputs except `overlay[s]` are not stabilized yet.
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packages =
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let
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select = version: comps:
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if comps ? default then
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comps.default // {
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minimal = comps.minimal or (throw "missing profile 'minimal' for ${version}");
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}
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else
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null;
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result = rust-bin:
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mapAttrs' (version: comps: {
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name = if version == "latest"
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then "rust"
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else "rust_${replaceStrings ["."] ["_"] version}";
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value = select version comps;
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}) rust-bin.stable //
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mapAttrs' (version: comps: {
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name = if version == "latest"
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then "rust-nightly"
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else "rust-nightly_${version}";
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value = select version comps;
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}) rust-bin.nightly //
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mapAttrs' (version: comps: {
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name = if version == "latest"
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then "rust-beta"
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else "rust-beta_${version}";
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value = select version comps;
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}) rust-bin.beta;
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result' = rust-bin: filterAttrs (name: drv: drv != null) (result rust-bin);
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in
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forEachSystem (system:
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result' (mkRustBin {} nixpkgs.legacyPackages.${system})
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// { default = self.packages.${system}.rust; }
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);
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checks = forEachSystem (import ./tests inputs);
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};
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}
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