First pass at adding arm64 to the build.

.github/typescript-ci-patch.yaml

@@ -2,24 +2,29 @@
 - op: replace
   path: /jobs/test/strategy/matrix
   value:
-    node_version:
-      - "12"
-      - "14"
-      - "16"
-    rust_version:
+    rust_version: 
       - 1.56.0
       - stable
       - beta
-    os:
-      - macos-10.15
-      - ubuntu-20.04
-      - windows-2019
+    node_version:
+      - 12
+      - 14
+      - 16
+    system:
+      - os: macos-10.15
+        target: x86_64-apple-darwin
+      - os: macos-11
+        target: aarch64-apple-darwin
+      - os: ubuntu-20.04
+        target: x86_64-unknown-linux-gnu
+      - os: windows-2019
+        target: x86_64-pc-windows-msvc
 - op: add
   path: /jobs/test/strategy/fail-fast
   value: false
 - op: replace
   path: /jobs/test/runs-on
-  value: "${{ matrix.os }}"
+  value: "${{ matrix.system.os }}"
 
 # These steps are lifted from the Rust CI workflow, cargo-test job.
 - op: add
@@ -44,17 +49,22 @@
 # Only check coverage in one of the matrix job instances.
 - op: add
   path: /jobs/test/steps/6/if
-  value: ${{ contains(matrix.os, 'ubuntu') && matrix.node_version == '16' && matrix.rust_version == 'stable' && github.base_ref != '' }}
+  value: ${{ contains(matrix.system.os, 'ubuntu') && matrix.node_version == '16' && matrix.rust_version == 'stable' && github.base_ref != '' }}
 
 # Also run on musl. That means we need to run it in a Docker container. To do that, we copy the entire job and modify its
 # strategy/matrix.
 - op: copy
   from: /jobs/test
   path: /jobs/test-docker
-- op: replace
+- op: remove
+  path: /jobs/test-docker/strategy/matrix/system
+- op: add
   path: /jobs/test-docker/strategy/matrix/os
   value:
     - ubuntu-20.04
+- op: replace
+  path: /jobs/test-docker/runs-on
+  value: "${{ matrix.os }}"
 - op: add
   path: /jobs/test-docker/container
   value:

.github/workflows/publish.yaml

@@ -16,18 +16,26 @@ env:
 
 jobs:
   publish-github:
-    runs-on: ${{ matrix.os }}
+    runs-on: ${{ matrix.system.os }}
     strategy:
       fail-fast: false
       matrix:
         node_version:
-          - '12'
-          - '14'
-          - '16'
-        os:
-          - macos-10.15
-          - ubuntu-20.04
-          - windows-2019
+          - 12
+          - 14
+          - 16
+        system:
+          - os: macos-10.15
+            target: x86_64-apple-darwin
+          - os: macos-11
+            target: aarch64-apple-darwin
+            # only needed in this case, where we're cross compiling until runners with m1 chips exist
+            pre_gyp_platform: darwin
+            pre_gyp_arch: arm64
+          - os: ubuntu-20.04
+            target: x86_64-unknown-linux-gnu
+          - os: windows-2019
+            target: x86_64-pc-windows-msvc
     steps:
       - uses: actions/checkout@v2
         with:
@@ -40,13 +48,18 @@ jobs:
         with:
           profile: minimal
           toolchain: stable
+          target: ${{ matrix.system.target }}
+          default: true
           override: true
       - name: Install modules
         run: yarn install --ignore-scripts
       - name: Build
         id: build
         # Use bash, even on Windows.
         shell: bash
+        env:
+          PRE_GYP_PLATFORM: ${{ matrix.system.pre_gyp_platform }}
+          PRE_GYP_ARCH: ${{ matrix.system.pre_gyp_arch }}
         run: |
           node publish.js
           cd bin-package

.github/workflows/typescript-ci.yaml

@@ -11,21 +11,26 @@ name: TypeScript CI
   workflow_dispatch: null
 jobs:
   test:
-    runs-on: ${{ matrix.os }}
+    runs-on: ${{ matrix.system.os }}
     strategy:
       matrix:
-        node_version:
-        - '12'
-        - '14'
-        - '16'
         rust_version:
         - 1.56.0
         - stable
         - beta
-        os:
-        - macos-10.15
-        - ubuntu-20.04
-        - windows-2019
+        node_version:
+        - 12
+        - 14
+        - 16
+        system:
+        - os: macos-10.15
+          target: x86_64-apple-darwin
+        - os: macos-11
+          target: aarch64-apple-darwin
+        - os: ubuntu-20.04
+          target: x86_64-unknown-linux-gnu
+        - os: windows-2019
+          target: x86_64-pc-windows-msvc
       fail-fast: false
     steps:
     - uses: actions/checkout@v2
@@ -45,8 +50,8 @@ jobs:
     - name: Run tests
       run: yarn run test
     - name: Check test coverage
-      if: ${{ contains(matrix.os, 'ubuntu') && matrix.node_version == '16' && matrix.rust_version
-        == 'stable' && github.base_ref != '' }}
+      if: ${{ contains(matrix.system.os, 'ubuntu') && matrix.node_version == '16'
+        && matrix.rust_version == 'stable' && github.base_ref != '' }}
       uses: anuraag016/Jest-Coverage-Diff@V1.3
       with:
         fullCoverageDiff: false
@@ -56,14 +61,14 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        node_version:
-        - '12'
-        - '14'
-        - '16'
         rust_version:
         - 1.56.0
         - stable
         - beta
+        node_version:
+        - 12
+        - 14
+        - 16
         os:
         - ubuntu-20.04
       fail-fast: false

package.json

@@ -20,7 +20,8 @@
         "win32"
     ],
     "cpu": [
-        "x64"
+        "x64",
+        "arm64"
     ],
     "scripts": {
         "compile": "cargo-cp-artifact -a cdylib recrypt_node ./bin-package/index.node -- cargo build --release --message-format=json-render-diagnostics",

publish.js

@@ -45,7 +45,9 @@ fs.writeFileSync("./dist/package.json", JSON.stringify(npmPackageJson, null, 2))
 
 //Use a fully qualified path to pre-gyp binary for Windows support
 const cwd = shell.pwd().toString();
-shell.exec(`${cwd}/node_modules/@mapbox/node-pre-gyp/bin/node-pre-gyp package`);
+const replacementArch = process.env.PRE_GYP_ARCH ? `--target_arch=${process.env.PRE_GYP_ARCH}` : "";
+const replacementPlatform = process.env.PRE_GYP_PLATFORM ? `--target_platform=${process.env.PRE_GYP_PLATFORM}` : "";
+shell.exec(`${cwd}/node_modules/@mapbox/node-pre-gyp/bin/node-pre-gyp package ${replacementArch} ${replacementPlatform}`);
 var tgz = shell.exec("find ./build -name *.tar.gz");
 shell.cp(tgz, "./bin-package/");
 shell.pushd("./dist");