Enable ARM64 on macOS for Miniforge and Mambaforge.

.github/workflows/example-13.yml

@@ -0,0 +1,124 @@
+name: "Example 13: Apple Silicon"
+
+on:
+  pull_request:
+    branches:
+      - "*"
+  push:
+    branches:
+      - "develop"
+      - "main"
+      - "master"
+  schedule:
+    # Note that cronjobs run on master/main by default
+    - cron: "0 0 * * *"
+
+jobs:
+  example-13-1:
+    # prevent cronjobs from running on forks
+    if:
+      (github.event_name == 'schedule' && github.repository ==
+      'conda-incubator/setup-miniconda') || (github.event_name != 'schedule')
+    name: Ex13 (os=${{ matrix.os }} variant=${{ matrix.variant }})
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ["macos-14"]
+        variant: ["Miniforge3", "Mambaforge", "Miniconda"]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./
+        if: matrix.variant != 'Miniconda'
+        id: setup-miniforge
+        continue-on-error: true
+        with:
+          auto-update-conda: true
+          architecture: arm64
+          miniforge-variant: ${{ matrix.variant }}
+          miniforge-version: latest
+      - name: Conda info
+        shell: bash -el {0}
+        run: conda info
+      - name: Conda list
+        shell: bash -el {0}
+        run: conda list
+      - name: Environment
+        shell: bash -el {0}
+        run: printenv | sort
+      - name: Create an environment
+        shell: bash -el {0}
+        run: conda create -n unused --dry-run zlib
+      - name: Run mamba
+        shell: bash -el {0}
+        run: mamba --version
+      - name: Check arm64
+        shell: bash -el {0}
+        run:
+          python -c "import platform; assert platform.machine() == 'arm64',
+          platform.machine()"
+      - uses: ./
+        if: matrix.variant == 'Miniconda'
+        id: setup-miniconda
+        continue-on-error: true
+        with:
+          auto-update-conda: true
+          miniconda-version: latest
+      - name: Conda info
+        shell: bash -el {0}
+        run: conda info
+      - name: Conda list
+        shell: bash -el {0}
+        run: conda list
+      - name: Environment
+        shell: bash -el {0}
+        run: printenv | sort
+      - name: Create an environment
+        shell: bash -el {0}
+        run: conda create -n unused --dry-run zlib
+      - name: Run mamba
+        shell: bash -el {0}
+        run: mamba --version
+      - name: Check arm64
+        shell: bash -el {0}
+        run:
+          python -c "import platform; assert platform.machine() == 'arm64',
+          platform.machine()"
+  example-13-2:
+    # prevent cronjobs from running on forks
+    if:
+      (github.event_name == 'schedule' && github.repository ==
+      'conda-incubator/setup-miniconda') || (github.event_name != 'schedule')
+    name: Ex13 (os=${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ["macos-14"]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./
+        id: setup-miniconda
+        continue-on-error: true
+        with:
+          miniforge-version: latest
+      - name: Conda info
+        shell: bash -el {0}
+        run: conda info
+      - name: Conda list
+        shell: bash -el {0}
+        run: conda list
+      - name: Environment
+        shell: bash -el {0}
+        run: printenv | sort
+      - name: Create an environment
+        shell: bash -el {0}
+        run: conda create -n unused --dry-run zlib
+      - name: Run mamba
+        shell: bash -el {0}
+        run: mamba --version
+      - name: Check arm64
+        shell: bash -el {0}
+        run:
+          python -c "import platform; assert platform.machine() == 'arm64',
+          platform.machine()"

CHANGELOG.md

@@ -1,5 +1,11 @@
 # CHANGELOG
 
+## [v3.0.2] (UNRELEASED)
+
+### Fixes
+
+- [#312] Enable ARM64 on macOS for Miniforge and Mambaforge.
+
 ## [v3.0.1] (2023-11-29)
 
 ### Fixes

README.md

@@ -58,6 +58,7 @@ possibility of automatically activating the `test` environment on all shells.
 | [Configure conda solver](#example-12-configure-conda-solver)       | [![Configure conda solver][ex12-badge]][ex12]                   |
 | [Caching packages](#caching-packages)                              | [![Caching Example Status][caching-badge]][caching]             |
 | [Caching environments](#caching-environments)                      | [![Caching Env Example Status][caching-env-badge]][caching-env] |
+| [Apple Silicon](#example-13-apple-silicon)                         | [![Apple Silicon][ex13-badge]][ex13]                            |
 
 [ex1]:
   https://github.com/conda-incubator/setup-miniconda/actions/workflows/example-1.yml
@@ -107,6 +108,10 @@ possibility of automatically activating the `test` environment on all shells.
   https://github.com/conda-incubator/setup-miniconda/actions/workflows/example-12.yml
 [ex12-badge]:
   https://github.com/conda-incubator/setup-miniconda/actions/workflows/example-12.yml/badge.svg?branch=main
+[ex13]:
+  https://github.com/conda-incubator/setup-miniconda/actions/workflows/example-13.yml
+[ex13-badge]:
+  https://github.com/conda-incubator/setup-miniconda/actions/workflows/example-13.yml/badge.svg?branch=main
 
 ## Other Workflows
 
@@ -596,6 +601,31 @@ jobs:
           python-version: "3.9"
 ```
 
+### Example 13: Apple Silicon
+
+```yaml
+jobs:
+  example-13:
+    name: Ex13 (os=${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ["macos-14"]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./
+        id: setup-miniconda
+        continue-on-error: true
+        with:
+          miniconda-version: latest
+      - name: Check arm64
+        shell: bash -el {0}
+        run:
+          python -c "import platform; assert platform.machine() == 'arm64',
+          platform.machine()"
+```
+
 ## Caching
 
 ### Caching packages

dist/setup/index.js

@@ -48148,8 +48148,6 @@ const RULES = [
     (i) => !!(i.installerUrl &&
         !constants.KNOWN_EXTENSIONS.includes(urlExt(i.installerUrl))) &&
         `'installer-url' extension '${urlExt(i.installerUrl)}' must be one of: ${constants.KNOWN_EXTENSIONS}`,
-    (i) => !!(!i.minicondaVersion && i.architecture !== "x64") &&
-        `'architecture: ${i.architecture}' requires "miniconda-version"`,
     (i) => !!(i.architecture === "x86" && !constants.IS_WINDOWS) &&
         `'architecture: ${i.architecture}' is only available for recent versions on Windows`,
     (i) => !!(!["latest", ""].includes(i.minicondaVersion) &&
@@ -48552,7 +48550,7 @@ function downloadMiniforge(inputs, options) {
     return __awaiter(this, void 0, void 0, function* () {
         const tool = inputs.miniforgeVariant.trim() || constants.MINIFORGE_DEFAULT_VARIANT;
         const version = inputs.miniforgeVersion.trim() || constants.MINIFORGE_DEFAULT_VERSION;
-        const arch = constants.MINIFORGE_ARCHITECTURES[inputs.architecture];
+        const arch = constants.MINIFORGE_ARCHITECTURES[inputs.architecture.toLowerCase()];
         // Check valid arch
         if (!arch) {
             throw new Error(`Invalid 'architecture: ${inputs.architecture}'`);

src/input.ts

@@ -60,9 +60,6 @@ const RULES: IRule[] = [
     `'installer-url' extension '${urlExt(i.installerUrl)}' must be one of: ${
       constants.KNOWN_EXTENSIONS
     }`,
-  (i) =>
-    !!(!i.minicondaVersion && i.architecture !== "x64") &&
-    `'architecture: ${i.architecture}' requires "miniconda-version"`,
   (
     i, // Miniconda x86 is only published for Windows lately (last Linux was 2019, last MacOS 2015)
   ) =>

src/installer/download-miniforge.ts

@@ -16,7 +16,8 @@ export async function downloadMiniforge(
     inputs.miniforgeVariant.trim() || constants.MINIFORGE_DEFAULT_VARIANT;
   const version =
     inputs.miniforgeVersion.trim() || constants.MINIFORGE_DEFAULT_VERSION;
-  const arch = constants.MINIFORGE_ARCHITECTURES[inputs.architecture];
+  const arch =
+    constants.MINIFORGE_ARCHITECTURES[inputs.architecture.toLowerCase()];
 
   // Check valid arch
   if (!arch) {