Expand TILDE (~) in path inputs (#160)

Closes: #159

src/cache/restore-cache.ts

@@ -1,5 +1,4 @@
 import * as cache from "@actions/cache";
-import * as glob from "@actions/glob";
 import * as core from "@actions/core";
 import {
   cacheDependencyGlob,
@@ -7,6 +6,7 @@ import {
   cacheSuffix,
 } from "../utils/inputs";
 import { getArch, getPlatform } from "../utils/platforms";
+import { hashFiles } from "../hash/hash-files";
 
 export const STATE_CACHE_KEY = "cache-key";
 export const STATE_CACHE_MATCHED_KEY = "cache-matched-key";
@@ -39,12 +39,7 @@ async function computeKeys(version: string): Promise<string> {
     core.info(
       `Searching files using cache dependency glob: ${cacheDependencyGlob.split("\n").join(",")}`,
     );
-    cacheDependencyPathHash += await glob.hashFiles(
-      cacheDependencyGlob,
-      undefined,
-      undefined,
-      true,
-    );
+    cacheDependencyPathHash += await hashFiles(cacheDependencyGlob, true);
     if (cacheDependencyPathHash === "-") {
       throw new Error(
         `No file in ${process.cwd()} matched to [${cacheDependencyGlob.split("\n").join(",")}], make sure you have checked out the target repository`,

src/hash/hash-files.ts

@@ -0,0 +1,48 @@
+import * as crypto from "node:crypto";
+import * as core from "@actions/core";
+import * as fs from "node:fs";
+import * as stream from "node:stream";
+import * as util from "node:util";
+import { create } from "@actions/glob";
+
+/**
+ * Hashes files matching the given glob pattern.
+ *
+ * Copied from https://github.com/actions/toolkit/blob/20ed2908f19538e9dfb66d8083f1171c0a50a87c/packages/glob/src/internal-hash-files.ts#L9-L49
+ * But supports hashing files outside the GITHUB_WORKSPACE.
+ * @param pattern The glob pattern to match files.
+ * @param verbose Whether to log the files being hashed.
+ */
+export async function hashFiles(
+  pattern: string,
+  verbose = false,
+): Promise<string> {
+  const globber = await create(pattern);
+  let hasMatch = false;
+  const writeDelegate = verbose ? core.info : core.debug;
+  const result = crypto.createHash("sha256");
+  let count = 0;
+  for await (const file of globber.globGenerator()) {
+    writeDelegate(file);
+    if (fs.statSync(file).isDirectory()) {
+      writeDelegate(`Skip directory '${file}'.`);
+      continue;
+    }
+    const hash = crypto.createHash("sha256");
+    const pipeline = util.promisify(stream.pipeline);
+    await pipeline(fs.createReadStream(file), hash);
+    result.write(hash.digest());
+    count++;
+    if (!hasMatch) {
+      hasMatch = true;
+    }
+  }
+  result.end();
+
+  if (hasMatch) {
+    writeDelegate(`Found ${count} files to hash.`);
+    return result.digest("hex");
+  }
+  writeDelegate("No matches found for glob");
+  return "";
+}

src/utils/inputs.ts

@@ -15,7 +15,7 @@ export const githubToken = core.getInput("github-token");
 function getToolBinDir(): string | undefined {
   const toolBinDirInput = core.getInput("tool-bin-dir");
   if (toolBinDirInput !== "") {
-    return toolBinDirInput;
+    return expandTilde(toolBinDirInput);
   }
   if (process.platform === "win32") {
     if (process.env.RUNNER_TEMP !== undefined) {
@@ -31,7 +31,7 @@ function getToolBinDir(): string | undefined {
 function getToolDir(): string | undefined {
   const toolDirInput = core.getInput("tool-dir");
   if (toolDirInput !== "") {
-    return toolDirInput;
+    return expandTilde(toolDirInput);
   }
   if (process.platform === "win32") {
     if (process.env.RUNNER_TEMP !== undefined) {
@@ -47,7 +47,7 @@ function getToolDir(): string | undefined {
 function getCacheLocalPath(): string {
   const cacheLocalPathInput = core.getInput("cache-local-path");
   if (cacheLocalPathInput !== "") {
-    return cacheLocalPathInput;
+    return expandTilde(cacheLocalPathInput);
   }
   if (process.env.RUNNER_TEMP !== undefined) {
     return `${process.env.RUNNER_TEMP}${path.sep}setup-uv-cache`;
@@ -56,3 +56,10 @@ function getCacheLocalPath(): string {
     "Could not determine UV_CACHE_DIR. Please make sure RUNNER_TEMP is set or provide the cache-local-path input",
   );
 }
+
+function expandTilde(input: string): string {
+  if (input.startsWith("~")) {
+    return `${process.env.HOME}${input.substring(1)}`;
+  }
+  return input;
+}