feat: support python-version-file input

.github/workflows/ci.yml

@@ -10,8 +10,8 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
-        os: ["windows-latest", "ubuntu-latest", "macos-latest"]
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
+        os: [windows-latest, ubuntu-latest, macos-latest]
     name: Test the action
     steps:
       - uses: actions/checkout@v3

README.md

@@ -13,12 +13,12 @@ Include the action in your workflow yaml:
 
 ```yaml
 steps:
-    - uses: actions/checkout@v3
-    - name: Setup PDM
-      uses: pdm-project/setup-pdm@v3
+  - uses: actions/checkout@v3
+  - name: Setup PDM
+    uses: pdm-project/setup-pdm@v3
     # You are now able to use PDM in your workflow
-    - name: Install dependencies
-      run: pdm install
+  - name: Install dependencies
+    run: pdm install
 ```
 
 You don't need `actions/setup-python` actually.

action.yml

@@ -1,18 +1,20 @@
 ---
-name: "Setup PDM"
-description: "Set up a specific version of PDM and uses a given Python version to work on"
-author: "Frost Ming"
+name: Setup PDM
+description: Set up a specific version of PDM and uses a given Python version to work on
+author: Frost Ming
 inputs:
   python-version:
-    description: "Version range or exact version of a Python version to use, using SemVer's version range syntax."
-    default: "3.x"
+    description: 'Version range or exact version of a Python version to use, using SemVer''s version range syntax.'
+    default: 3.x
     required: false
+  python-version-file:
+    description: 'File containing the Python version to use. Example: .python-version'
   architecture:
-    description: "The target architecture (x86, x64) of the Python interpreter."
+    description: 'The target architecture (x86, x64) of the Python interpreter.'
     required: false
   allow-python-prereleases:
-    description: "Allow prerelease versions of Python to be installed."
-    default: "false"
+    description: Allow prerelease versions of Python to be installed.
+    default: 'false'
     required: false
   token:
     description: Used to pull python distributions from actions/python-versions. Since there's a default, this is typically not supplied by the user.
@@ -23,39 +25,39 @@ inputs:
     required: false
   prerelease:
     description: Allow prerelease versions to be installed
-    default: "false"
+    default: 'false'
     required: false
   enable-pep582:
-    description: "Enable PEP 582 package loading globally."
-    default: "false"
+    description: Enable PEP 582 package loading globally.
+    default: 'false'
     required: false
   cache:
-    description: "Cache PDM installation."
-    default: "false"
+    description: Cache PDM installation.
+    default: 'false'
     required: false
   cache-dependency-path:
-    description: "The dependency file(s) to cache."
-    default: "pdm.lock"
+    description: The dependency file(s) to cache.
+    default: pdm.lock
     required: false
   update-python:
-    description: "Whether to update the environment with the requested Python"
-    default: "true"
+    description: Whether to update the environment with the requested Python
+    default: 'true'
 outputs:
   python-version:
-    description: "The installed Python or PyPy version. Useful when given a version range as input."
+    description: The installed Python or PyPy version. Useful when given a version range as input.
   python-path:
-    description: "The absolute path to the Python or PyPy executable."
+    description: The absolute path to the Python or PyPy executable.
   pdm-version:
-    description: "The installed PDM version."
+    description: The installed PDM version.
   pdm-bin:
-    description: "The absolute path to the PDM executable."
+    description: The absolute path to the PDM executable.
   cache-hit:
-    description: "Whether or not there was a cache hit."
+    description: Whether or not there was a cache hit.
 runs:
-  using: "node20"
-  main: "dist/setup-pdm.js"
-  post: "dist/cache-save.js"
+  using: node20
+  main: dist/setup-pdm.js
+  post: dist/cache-save.js
   post-if: success()
 branding:
-  icon: "code"
-  color: "green"
+  icon: code
+  color: green

build.ts

@@ -0,0 +1,9 @@
+import esbuild from 'esbuild'
+
+esbuild.build({
+  platform: 'node',
+  target: 'node20',
+  bundle: true,
+  entryPoints: ['src/setup-pdm.ts', 'src/cache-save.ts'],
+  outdir: 'dist',
+})

dist/cache-save.js

@@ -74831,15 +74831,14 @@ var require_cache2 = __commonJS({
 });
 
 // src/cache-save.ts
+var import_node_fs = __toESM(require("node:fs"));
 var core = __toESM(require_core());
 var cache = __toESM(require_cache2());
-var import_fs = __toESM(require("fs"));
 async function run() {
   try {
     const cache2 = core.getBooleanInput("cache");
-    if (cache2) {
+    if (cache2)
       await saveCache2();
-    }
   } catch (error) {
     const err = error;
     core.setFailed(err.message);
@@ -74848,9 +74847,8 @@ async function run() {
 async function saveCache2() {
   const cachePaths = JSON.parse(core.getState("cache-paths"));
   core.debug(`paths for caching are ${cachePaths.join(", ")}`);
-  if (cachePaths.every((path) => !import_fs.default.existsSync(path))) {
+  if (cachePaths.every((path) => !import_node_fs.default.existsSync(path)))
     throw new Error(`Cache folder path is retrieved for pdm but doesn't exist on disk: ${cachePaths.join(", ")}`);
-  }
   const primaryKey = core.getState("cache-primary-key");
   const matchedKey = core.getState("cache-matched-key");
   if (!primaryKey) {
@@ -74861,9 +74859,8 @@ async function saveCache2() {
     return;
   }
   const cacheId = await cache.saveCache(cachePaths, primaryKey);
-  if (cacheId == -1) {
+  if (cacheId === -1)
     return;
-  }
   core.info(`Cache saved with the key: ${primaryKey}`);
 }
 run();