fix: use setup bin for ninja

src/ninja/__tests__/ninja.test.ts

@@ -6,11 +6,11 @@ jest.setTimeout(30 * 1000)
 
 describe("setup-ninja", () => {
   beforeEach(async () => {
-    await setupTmpDir("setup-cmake")
+    await setupTmpDir("setup-ninja")
   })
 
   afterAll(async () => {
-    await cleanupTmpDir("setup-cmake")
+    await cleanupTmpDir("setup-ninja")
   }, 100000)
 
   it("should setup Ninja", async () => {

src/ninja/ninja.ts

@@ -1,9 +1,5 @@
-import { extractZip, find, downloadTool, cacheFile } from "@actions/tool-cache"
-import { addPath, group, startGroup, endGroup } from "@actions/core"
-import { join } from "path"
-import { existsSync } from "fs"
-import * as hasha from "hasha"
-import { tmpdir } from "os"
+import { extractZip } from "@actions/tool-cache"
+import { setupBin, PackageInfo } from "../utils/setup/setupBin"
 
 /** Get the platform name Ninja uses in their download links */
 function getNinjaPlatform(platform: NodeJS.Platform) {
@@ -19,42 +15,17 @@ function getNinjaPlatform(platform: NodeJS.Platform) {
   }
 }
 
-export async function setupNinja(version: string): Promise<string> {
-  const platform = getNinjaPlatform(process.platform)
-
-  // Build artifact name
-  const ninjaBin = platform === "win" ? "ninja.exe" : "ninja"
-
-  // Restore from cache (if found).
-  const ninjaDir = find("ninja", version)
-  if (ninjaDir) {
-    addPath(ninjaDir)
-    return join(ninjaDir, ninjaBin)
+/** Get the platform data for ninja */
+function getNinjaPackageInfo(version: string, platform: NodeJS.Platform): PackageInfo {
+  const ninjaPlatform = getNinjaPlatform(platform)
+  return {
+    binRelativeDir: "",
+    extractedFolderName: "",
+    extractFunction: extractZip,
+    url: `https://github.com/ninja-build/ninja/releases/download/v${version}/ninja-${ninjaPlatform}.zip`,
   }
-
-  const url = `https://github.com/ninja-build/ninja/releases/download/v${version}/ninja-${platform}.zip`
-
-  // Get an unique output directory name from the URL.
-  const key: string = await hasha.async(url)
-  const finalDir = join(process.env.RUNNER_TEMP ?? tmpdir(), key)
-
-  const finalBinPath = join(finalDir, ninjaBin)
-
-  if (!existsSync(finalDir)) {
-    await group("Download and extract ninja", async () => {
-      const downloaded = await downloadTool(url)
-      await extractZip(downloaded, finalDir)
-    })
-  }
-
-  try {
-    startGroup("Add ninja to PATH")
-    addPath(finalDir)
-  } finally {
-    endGroup()
-  }
-
-  await cacheFile(finalBinPath, ninjaBin, "ninja", version)
-
-  return finalBinPath
+}
+
+export function setupNinja(version: string): Promise<string> {
+  return setupBin("ninja", version, getNinjaPackageInfo)
 }

src/utils/setup/setupBin.ts

@@ -5,11 +5,15 @@ import { existsSync } from "fs"
 import * as hasha from "hasha"
 import { tmpdir } from "os"
 
+/** A type that describes a package */
 export type PackageInfo = {
+  /** url to download the package */
   url: string
-  binRelativeDir: string
-  /** The top folder name once it is extracted */
+  /** The top folder name once it is extracted. It can be `""` if there is no top folder */
   extractedFolderName: string
+  /** The relative directory in which the binary is located. It can be `""` if the exe is in the top folder */
+  binRelativeDir: string
+  /** the function to extract the downloaded archive */
   extractFunction: {
     (url: string, outputPath: string): Promise<string>
   }