Invoke wrangler to check if it's installed, but don't auto-install th…

…rough npx/bunx

.changeset/brown-spies-grab.md

@@ -0,0 +1,5 @@
+---
+"wrangler-action": minor
+---
+
+This unreverts #235 ensuring wrangler-action will re-use existing wrangler installations, thanks @AdiRishi! and ensures we don't automatically install wrangler when checking if it present

src/index.ts

@@ -90,7 +90,8 @@ async function installWrangler() {
 	let installedVersionSatisfiesRequirement = false;
 	try {
 		const { stdout } = await getExecOutput(
-			packageManager.exec,
+			// We want to simply invoke wrangler to check if it's installed, but don't want to auto-install it at this stage
+			packageManager.execNoInstall,
 			["wrangler", "--version"],
 			{
 				cwd: config["workingDirectory"],

src/packageManagers.ts

@@ -4,24 +4,29 @@ import * as path from "node:path";
 interface PackageManager {
 	install: string;
 	exec: string;
+	execNoInstall: string;
 }
 
 const PACKAGE_MANAGERS = {
 	npm: {
 		install: "npm i",
 		exec: "npx",
+		execNoInstall: "npx --no-install",
 	},
 	yarn: {
 		install: "yarn add",
 		exec: "yarn",
+		execNoInstall: "yarn",
 	},
 	pnpm: {
 		install: "pnpm add",
 		exec: "pnpm exec",
+		execNoInstall: "pnpm exec",
 	},
 	bun: {
 		install: "bun i",
 		exec: "bunx",
+		execNoInstall: "bun run",
 	},
 } as const satisfies Readonly<Record<string, PackageManager>>;