1 files changed, 125 insertions, 0 deletions
diff --git a/packages/turbo-workspaces/src/install.ts b/packages/turbo-workspaces/src/install.ts
new file mode 100644
index 0000000..ad5f741
--- /dev/null
+++ b/packages/turbo-workspaces/src/install.ts
@@ -0,0 +1,125 @@
+import execa from "execa";
+import ora from "ora";
+import { satisfies } from "semver";
+import { ConvertError } from "./errors";
+import { Logger } from "./logger";
+import {
+  PackageManager,
+  PackageManagerDetails,
+  PackageManagerInstallDetails,
+  InstallArgs,
+} from "./types";
+
+export const PACKAGE_MANAGERS: Record<
+  PackageManager,
+  Array<PackageManagerInstallDetails>
+> = {
+  npm: [
+    {
+      name: "npm",
+      template: "npm",
+      command: "npm",
+      installArgs: ["install"],
+      version: "latest",
+      executable: "npx",
+      semver: "*",
+      default: true,
+    },
+  ],
+  pnpm: [
+    {
+      name: "pnpm6",
+      template: "pnpm",
+      command: "pnpm",
+      installArgs: ["install"],
+      version: "latest-6",
+      executable: "pnpx",
+      semver: "6.x",
+    },
+    {
+      name: "pnpm",
+      template: "pnpm",
+      command: "pnpm",
+      installArgs: ["install"],
+      version: "latest",
+      executable: "pnpm dlx",
+      semver: ">=7",
+      default: true,
+    },
+  ],
+  yarn: [
+    {
+      name: "yarn",
+      template: "yarn",
+      command: "yarn",
+      installArgs: ["install"],
+      version: "1.x",
+      executable: "npx",
+      semver: "<2",
+      default: true,
+    },
+    {
+      name: "berry",
+      template: "berry",
+      command: "yarn",
+      installArgs: ["install", "--no-immutable"],
+      version: "stable",
+      executable: "yarn dlx",
+      semver: ">=2",
+    },
+  ],
+};
+
+export function getPackageManagerMeta(packageManager: PackageManagerDetails) {
+  const { version, name } = packageManager;
+  if (version) {
+    return PACKAGE_MANAGERS[name].find((manager) =>
+      satisfies(version, manager.semver)
+    );
+  } else {
+    return PACKAGE_MANAGERS[name].find((manager) => {
+      return manager.default;
+    });
+  }
+}
+
+export default async function install(args: InstallArgs) {
+  const { to, logger, options } = args;
+
+  const installLogger = logger ?? new Logger(options);
+  const packageManager = getPackageManagerMeta(to);
+
+  if (!packageManager) {
+    throw new ConvertError("Unsupported package manager version.", {
+      type: "package_manager-unsupported_version",
+    });
+  }
+
+  installLogger.subStep(
+    `running "${packageManager.command} ${packageManager.installArgs}"`
+  );
+  if (!options?.dry) {
+    let spinner;
+    if (installLogger?.interactive) {
+      spinner = ora({
+        text: "installing dependencies...",
+        spinner: {
+          frames: installLogger.installerFrames(),
+        },
+      }).start();
+    }
+
+    try {
+      await execa(packageManager.command, packageManager.installArgs, {
+        cwd: args.project.paths.root,
+      });
+      if (spinner) {
+        spinner.stop();
+      }
+      installLogger.subStep(`dependencies installed`);
+    } catch (err) {
+      installLogger.subStepFailure(`failed to install dependencies`);
+      throw err;
+    }
+  }
+}