Make this a TypeScript Action

.editorconfig

@@ -0,0 +1,10 @@
+# https://editorconfig.org
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true

.envrc

@@ -0,0 +1 @@
+use flake

.eslintrc.json

@@ -0,0 +1,73 @@
+{
+  "plugins": ["@typescript-eslint"],
+  "extends": ["plugin:github/recommended"],
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "ecmaVersion": 9,
+    "sourceType": "module",
+    "project": "./tsconfig.json"
+  },
+  "settings": {
+    "import/resolver": {
+      "typescript": {}
+    }
+  },
+  "rules": {
+    "i18n-text/no-en": "off",
+    "eslint-comments/no-use": "off",
+    "import/no-namespace": "off",
+    "no-unused-vars": "off",
+    "@typescript-eslint/no-unused-vars": [
+      "error",
+      {
+        "argsIgnorePattern": "^_"
+      }
+    ],
+    "@typescript-eslint/explicit-member-accessibility": [
+      "error",
+      {
+        "accessibility": "no-public"
+      }
+    ],
+    "@typescript-eslint/no-require-imports": "error",
+    "@typescript-eslint/array-type": "error",
+    "@typescript-eslint/await-thenable": "error",
+    "@typescript-eslint/ban-ts-comment": "error",
+    "camelcase": "error",
+    "@typescript-eslint/consistent-type-assertions": "error",
+    "@typescript-eslint/explicit-function-return-type": [
+      "error",
+      {
+        "allowExpressions": true
+      }
+    ],
+    "@typescript-eslint/func-call-spacing": ["error", "never"],
+    "@typescript-eslint/no-array-constructor": "error",
+    "@typescript-eslint/no-empty-interface": "error",
+    "@typescript-eslint/no-explicit-any": "error",
+    "@typescript-eslint/no-floating-promises": "error",
+    "@typescript-eslint/no-extraneous-class": "error",
+    "@typescript-eslint/no-for-in-array": "error",
+    "@typescript-eslint/no-inferrable-types": "error",
+    "@typescript-eslint/no-misused-new": "error",
+    "@typescript-eslint/no-namespace": "error",
+    "@typescript-eslint/no-non-null-assertion": "warn",
+    "@typescript-eslint/no-unnecessary-qualifier": "error",
+    "@typescript-eslint/no-unnecessary-type-assertion": "error",
+    "@typescript-eslint/no-useless-constructor": "error",
+    "@typescript-eslint/no-var-requires": "error",
+    "@typescript-eslint/prefer-for-of": "warn",
+    "@typescript-eslint/prefer-function-type": "warn",
+    "@typescript-eslint/prefer-includes": "error",
+    "@typescript-eslint/prefer-string-starts-ends-with": "error",
+    "@typescript-eslint/promise-function-async": "error",
+    "@typescript-eslint/require-array-sort-compare": "error",
+    "@typescript-eslint/restrict-plus-operands": "error",
+    "@typescript-eslint/type-annotation-spacing": "error",
+    "@typescript-eslint/unbound-method": "error"
+  },
+  "env": {
+    "node": true,
+    "es6": true
+  }
+}

.github/workflows/buffered-nixpkgs.yml

@@ -1,8 +1,8 @@
 on:
   workflow_dispatch:
   schedule:
-    - cron:  '30 5 * * 2'
-  
+    - cron: "30 5 * * 2"
+
 jobs:
   rolling:
     name: Buffered mirror of branch ${{ matrix.repo }}#${{ matrix.branch }}

.github/workflows/ci.yml

@@ -0,0 +1,34 @@
+name: CI
+
+on:
+  pull_request:
+  push:
+    branches: [main]
+
+jobs:
+  build-check-typescript:
+    name: Build, check, and test the TypeScript Action
+    runs-on: ubuntu-22.04
+    permissions:
+      contents: read
+      id-token: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: DeterminateSystems/nix-installer-action@main
+      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - name: Install pnpm dependencies
+        run: nix develop --command pnpm install
+      - name: Check prettier formatting
+        run: nix develop --command pnpm run format
+      - name: Run ESLint
+        run: nix develop --command pnpm run lint
+      - name: Run Vitest test suite
+        run: nix develop --command pnpm test
+      - name: Build using tsup
+        run: nix develop --command pnpm run build
+      - name: Package using ncc
+        run: nix develop --command pnpm run package
+      - name: git status
+        run: git status --porcelain=v1
+      - name: Ensure no unstaged changes
+        run: git diff --exit-code

.github/workflows/mirror.yml

@@ -1,8 +1,8 @@
 on:
   workflow_dispatch:
   schedule:
-    - cron:  '30 5,17 * * *'
-  
+    - cron: "30 5,17 * * *"
+
 jobs:
   mirror_tags:
     name: Tag ${{ matrix.repo }}
@@ -59,7 +59,7 @@ jobs:
           tag: ${{ steps.tagfetch.outputs.tag }}
           log-directives: flakehub_push=trace
           logger: pretty
-          
+
   rolling:
     name: Branch ${{ matrix.repo }}#${{ matrix.branch }}
     strategy:

.github/workflows/nixpkgs.yml

@@ -1,9 +1,9 @@
 name: "Publish every Git push to NixOS release branches to FlakeHub. nixos-unstable is 0.1.x, and nixos-yy.mm is 0.yymm.x."
-run-name: Mirror Nixpkgs ${{ inputs.release_branch }}
+run-name: Mirror Nixpkgs ${{ inputs.release-branch }}
 on:
   workflow_dispatch:
     inputs:
-      release_branch:
+      release-branch:
         description: "The release branch to publish to FlakeHub"
         type: "string"
         required: true
@@ -15,59 +15,30 @@ jobs:
       id-token: "write"
       contents: "read"
     steps:
-      - uses: actions/github-script@v6
-        id: split
-        env:
-          RELEASE_BRANCH: "${{ inputs.release_branch }}"
-        with:
-          script: |
-            "use strict";
-            const ref = process.env['RELEASE_BRANCH'];
-            if (!ref) {
-                console.log("ref is undefined in context:", context);
-                process.exit(1);
-            }
-            console.log(`Calculating the minor version for ${ref}`);
-            let regex = new RegExp(/^nixos-(?<version>([0-9]+\.[0-9]+)|unstable)$/);
-            let match = regex.exec(ref);
-            if (match && match.groups) {
-                const versionPart = match.groups.version;
-                if (versionPart) {
-                    const minorVersion = versionPart == "unstable" ? "1" : versionPart.replace('.', '');
-                    console.log(`Minor version part: ${minorVersion}`);
-                    core.setOutput("minorVersion", minorVersion);
-                }
-                else {
-                    console.log(`version part is undefined in matches:`, match.groups);
-                    process.exit(1);
-                }
-            }
-            else {
-                console.log(`Branch didn't match our publishable regex.`);
-                process.exit();
-            }
+      - name: Determine minor version
+        id: minor-version
+        run: node "$GITHUB_ACTION_PATH/dist/index.js"
 
       - uses: "actions/checkout@v3"
-        if: steps.split.outputs.minorVersion
+        if: steps.minor-version.outputs.minorVersion
         with:
           repository: "NixOS/nixpkgs"
-          ref: ${{ inputs.release_branch }}
+          ref: ${{ inputs.release-branch }}
 
-
       - uses: "DeterminateSystems/nix-installer-action@main"
-        if: steps.split.outputs.minorVersion
+        if: steps.minor-version.outputs.minorVersion
 
       - uses: DeterminateSystems/magic-nix-cache-action@main
-        if: steps.split.outputs.minorVersion
-        
+        if: steps.minor-version.outputs.minorVersion
+
       - uses: "DeterminateSystems/flakehub-push@main"
-        if: steps.split.outputs.minorVersion
+        if: steps.minor-version.outputs.minorVersion
         with:
           name: "NixOS/nixpkgs"
           repository: "NixOS/nixpkgs"
           rolling: true
           visibility: "public"
-          rolling-minor: "${{ steps.split.outputs.minorVersion }}"
+          rolling-minor: "${{ steps.minor-version.outputs.minorVersion }}"
           mirror: true
           log-directives: flakehub_push=trace
           logger: pretty

.github/workflows/rolling.yml

@@ -26,7 +26,7 @@ jobs:
         with:
           repository: ${{ inputs.repo }}
           ref: ${{ inputs.branch }}
-        
+
       - uses: "DeterminateSystems/nix-installer-action@main"
       - uses: "DeterminateSystems/magic-nix-cache-action@main"
       - uses: "DeterminateSystems/flakehub-push@main"

.github/workflows/tagged.yml

@@ -24,7 +24,7 @@ jobs:
         with:
           repository: ${{ inputs.repo }}
           ref: ${{ inputs.tag }}
-        
+
       - uses: "DeterminateSystems/nix-installer-action@main"
       - uses: "DeterminateSystems/magic-nix-cache-action@main"
       - uses: "DeterminateSystems/flakehub-push@main"

.github/workflows/test.yml

@@ -1,6 +1,6 @@
 on:
   workflow_dispatch:
-  
+
 jobs:
   mirror_tags:
     name: Tag ${{ matrix.repo }} (Test)
@@ -37,7 +37,7 @@ jobs:
           tag: ${{ steps.tagfetch.outputs.tag }}
           log-directives: flakehub_push=trace
           logger: pretty
-          
+
   rolling:
     name: Branch ${{ matrix.repo }}#${{ matrix.branch }}
     strategy:
@@ -48,7 +48,6 @@ jobs:
           - repo: grahamc/test7
             branch: main
 
-
     runs-on: ubuntu-latest
     permissions:
       contents: write # In order to upload artifacts to GitHub releases

.gitignore

@@ -0,0 +1 @@
+node_modules/

.prettierignore

@@ -0,0 +1,3 @@
+dist/
+node_modules/
+pnpm-lock.yaml

.prettierrc.json

@@ -0,0 +1 @@
+{}

dist/index.d.ts

@@ -0,0 +1,3 @@
+declare function getRollingMinor(branch: string): string;
+
+export { getRollingMinor };