feat: allow specifying binary name

.github/workflows/test.yml

@@ -61,3 +61,16 @@ jobs:
 
       - name: Check version
         run: deno -V | grep -q "deno 1\.43\.1"
+
+  test-binary-name:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup Deno
+        uses: ./
+        with:
+          deno-binary-name: deno_foo
+
+      - name: Check binary exists
+        run: deno_foo -V

action.yml

@@ -10,6 +10,9 @@ inputs:
     default: "1.x"
   deno-version-file:
     description: File containing the Deno version to install such as .dvmrc or .tool-versions.
+  deno-binary-name:
+    description: The name to use for the binary.
+    default: "deno"
 outputs:
   deno-version:
     description: "The Deno version that was installed."

src/install.js

@@ -1,5 +1,6 @@
 const os = require("os");
 const path = require("path");
+const fs = require("fs/promises");
 const process = require("process");
 const core = require("@actions/core");
 const tc = require("@actions/tool-cache");
@@ -28,9 +29,17 @@ async function install(version) {
   const zipPath = await tc.downloadTool(url);
   const extractedFolder = await tc.extractZip(zipPath);
 
+  const binaryName = core.getInput("deno-binary-name");
+  if (binaryName !== "deno") {
+    await fs.rename(
+      path.join(extractedFolder, "deno"),
+      path.join(extractedFolder, binaryName),
+    );
+  }
+
   const newCachedPath = await tc.cacheDir(
     extractedFolder,
-    "deno",
+    binaryName,
     version.isCanary ? `0.0.0-${version.version}` : version.version,
   );
   core.info(`Cached Deno to ${newCachedPath}.`);