Use D:\a\_tmp\setup-uv-cache as default cacheLocalPath on Windows (#57)

Fixes: #52

action.yml

@@ -26,7 +26,7 @@ inputs:
     required: false
   cache-local-path:
     description: "Local path to store the cache."
-    default: "/tmp/setup-uv-cache"
+    default: ""
 outputs:
   uv-version:
     description: "The installed uv version. Useful when using latest."

src/utils/inputs.ts

@@ -1,9 +1,24 @@
 import * as core from "@actions/core";
+import path from "path";
 
 export const version = core.getInput("version");
 export const checkSum = core.getInput("checksum");
 export const enableCache = core.getInput("enable-cache") === "true";
 export const cacheSuffix = core.getInput("cache-suffix") || "";
-export const cacheLocalPath = core.getInput("cache-local-path");
+export const cacheLocalPath = getCacheLocalPath();
 export const githubToken = core.getInput("github-token");
 export const cacheDependencyGlob = core.getInput("cache-dependency-glob");
+
+function getCacheLocalPath(): string {
+  const cacheLocalPathInput = core.getInput("cache-local-path");
+  if (cacheLocalPathInput !== "") {
+    return cacheLocalPathInput;
+  }
+  if (process.env.RUNNER_TEMP !== undefined) {
+    return `${process.env.RUNNER_TEMP}${path.sep}setup-uv-cache`;
+  }
+  if (process.platform === "win32") {
+    return "D:\\a\\_temp\\setup-uv-cache";
+  }
+  return "/tmp/setup-uv-cache";
+}