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Merged
lucperkins merged 1 commit into from
Nov 13, 2025
Merged

Update default system mapping #36

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3 changes: 1 addition & 2 deletions .github/workflows/workflow.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -44,9 +44,8 @@ on:
default: |
{
"aarch64-darwin": "macos-latest",
"x86_64-darwin": "macos-latest",
"x86_64-linux": "ubuntu-latest",
"i686-linux": "ubuntu-latest"
"aarch64-linux": "ubuntu-latest"
}
outputs:
flake_name:
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27 changes: 13 additions & 14 deletions README.md
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Expand Up @@ -51,14 +51,14 @@ You'll see something like this when your workflow has run successfully:

## Configuration options

| Parameter | Description | Default |
| :----------------- | :---------------------------------------------------------------------------------------------------------------------------------------------------- | :------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| `visibility` | `public`, `unlisted`, or `private` ([private flakes][private-flakes] are available only on a [FlakeHub paid plan][signup]) | |
| `default-branch` | The [default Git branch][default-branch] for the repository | `${{ github.event.repository.default_branch }}` |
| `enable-ssh-agent` | Whether to enable [`webfactory/ssh-agent`][ssh-agent] in the workflow. If you set this to `true` you need to supply a secret named `ssh-private-key`. | `false` |
| `directory` | The root directory of your flake. | `.` |
| `fail-fast` | Whether to cancel all in-progress jobs if any matrix job fails | `true` |
| `runner-map` | A custom mapping of [Nix system types][nix-system] to desired Actions runners | `{ "aarch64-darwin": "macos-latest", "x86_64-darwin": "macos-latest", "x86_64-linux": "ubuntu-latest", "i686-linux": "ubuntu-latest", "aarch64-linux": "ubuntu-latest" }` |
| Parameter | Description | Default |
| :----------------- | :---------------------------------------------------------------------------------------------------------------------------------------------------- | :-------------------------------------------------------------------------------------------------------- |
| `visibility` | `public`, `unlisted`, or `private` ([private flakes][private-flakes] are available only on a [FlakeHub paid plan][signup]) | |
| `default-branch` | The [default Git branch][default-branch] for the repository | `${{ github.event.repository.default_branch }}` |
| `enable-ssh-agent` | Whether to enable [`webfactory/ssh-agent`][ssh-agent] in the workflow. If you set this to `true` you need to supply a secret named `ssh-private-key`. | `false` |
| `directory` | The root directory of your flake. | `.` |
| `fail-fast` | Whether to cancel all in-progress jobs if any matrix job fails | `true` |
| `runner-map` | A custom mapping of [Nix system types][nix-system] to desired Actions runners | `{ "aarch64-darwin": "macos-latest", "x86_64-linux": "ubuntu-latest", "aarch64-linux": "ubuntu-latest" }` |

## Example configurations

Expand Down Expand Up @@ -118,10 +118,10 @@ ERROR magic_nix_cache: FlakeHub cache initialization failed: FlakeHub cache erro

By default, the CI maps the Nix systems to their equivalent GitHub-hosted runners:

| | macOS (Apple Silicon) | ARM Linux | macOS (Intel) | x86 Linux |
| ------------------------------------------------- | ------------------------------------ | --------------------------- | ------------------------------------ | --------------------------- |
| Flake `system` (Nix build platform) | `aarch64-darwin` | `aarch64-linux` | `x86_64-darwin` | `x86_64-linux` |
| [GitHub Actions Runner][runners] (workflow label) | `macos-latest` (using Apple Silicon) | `ubuntu-latest` (using x86) | `macos-latest` (using Apple Silicon) | `ubuntu-latest` (using x86) |
| | macOS (Apple Silicon) | ARM Linux | x86 Linux |
| ------------------------------------------------- | ------------------------------------ | --------------------------- | --------------------------- |
| Flake `system` (Nix build platform) | `aarch64-darwin` | `aarch64-linux` | `x86_64-linux` |
| [GitHub Actions Runner][runners] (workflow label) | `macos-latest` (using Apple Silicon) | `ubuntu-latest` (using x86) | `ubuntu-latest` (using x86) |

> [!NOTE]
> There is also a [standard ARM Linux runner][runners-linux-arm] `ubuntu-24.04-arm`, currently in public preview and only supported on public repositories.
Expand All @@ -143,8 +143,7 @@ jobs:
with:
runner-map: |
{
"aarch64-darwin": "macos-latest-xlarge",
"x86_64-darwin": "macos-latest-large"
"aarch64-darwin": "macos-latest-xlarge"
}
```

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20 changes: 11 additions & 9 deletions flake.nix
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Expand Up @@ -15,7 +15,6 @@
"aarch64-linux"
"aarch64-darwin"
"x86_64-linux"
"x86_64-darwin"
];

forEachSystem =
Expand All @@ -31,14 +30,17 @@
in
{

devShells = forEachSystem ({ pkgs, pkgs-old }: {
default = pkgs.mkShellNoCC {
buildInputs = [
pkgs.nodePackages.prettier
devShells = forEachSystem (
{ pkgs, pkgs-old }:
{
default = pkgs.mkShellNoCC {
buildInputs = [
pkgs.nodePackages.prettier

pkgs-old.action-validator
];
};
});
pkgs-old.action-validator
];
};
}
);
};
}