From 61bc24ed130a22a77e5394cda0bce4bf6d19b8a1 Mon Sep 17 00:00:00 2001
From: evilebottnawi <sheo13666q@gmail.com>
Date: Fri, 4 Jun 2021 21:22:45 +0300
Subject: [PATCH 1/2] fix: not found module after ask installation

---
 .../webpack-cli/lib/utils/package-exists.js   | 23 +++++++++++++++----
 .../lib/utils/prompt-installation.js          |  3 ++-
 2 files changed, 21 insertions(+), 5 deletions(-)

diff --git a/packages/webpack-cli/lib/utils/package-exists.js b/packages/webpack-cli/lib/utils/package-exists.js
index 532b619c8b2..5f17b718415 100644
--- a/packages/webpack-cli/lib/utils/package-exists.js
+++ b/packages/webpack-cli/lib/utils/package-exists.js
@@ -1,9 +1,24 @@
+const fs = require("fs");
+const path = require("path");
+
 function packageExists(packageName) {
-    try {
-        return require.resolve(packageName);
-    } catch (error) {
-        return false;
+    if (process.versions.pnp) {
+        return true;
     }
+
+    let dir = __dirname;
+
+    do {
+        try {
+            if (fs.statSync(path.join(dir, "node_modules", packageName)).isDirectory()) {
+                return true;
+            }
+        } catch (_error) {
+            // Nothing
+        }
+    } while (dir !== (dir = path.dirname(dir)));
+
+    return false;
 }
 
 module.exports = packageExists;
diff --git a/packages/webpack-cli/lib/utils/prompt-installation.js b/packages/webpack-cli/lib/utils/prompt-installation.js
index 10794efe224..86b85fc9bce 100644
--- a/packages/webpack-cli/lib/utils/prompt-installation.js
+++ b/packages/webpack-cli/lib/utils/prompt-installation.js
@@ -22,6 +22,7 @@ async function promptInstallation(packageName, preMessage) {
     const commandToBeRun = `${packageManager} ${[
         packageManager === "yarn" ? "add" : "install",
         "-D",
+        "--ignore-workspace-root-check",
         packageName,
     ].join(" ")}`;
     const { colors } = utils;
@@ -51,7 +52,7 @@ async function promptInstallation(packageName, preMessage) {
             process.exit(2);
         }
 
-        return utils.packageExists(packageName);
+        return packageName;
     }
 
     process.exit(2);

From 5118b05b1b67c5c4a2eb313c8cdb34c008f7cb61 Mon Sep 17 00:00:00 2001
From: evilebottnawi <sheo13666q@gmail.com>
Date: Fri, 4 Jun 2021 21:33:08 +0300
Subject: [PATCH 2/2] fix: code

---
 packages/webpack-cli/lib/utils/prompt-installation.js | 1 -
 1 file changed, 1 deletion(-)

diff --git a/packages/webpack-cli/lib/utils/prompt-installation.js b/packages/webpack-cli/lib/utils/prompt-installation.js
index 86b85fc9bce..e870019335a 100644
--- a/packages/webpack-cli/lib/utils/prompt-installation.js
+++ b/packages/webpack-cli/lib/utils/prompt-installation.js
@@ -22,7 +22,6 @@ async function promptInstallation(packageName, preMessage) {
     const commandToBeRun = `${packageManager} ${[
         packageManager === "yarn" ? "add" : "install",
         "-D",
-        "--ignore-workspace-root-check",
         packageName,
     ].join(" ")}`;
     const { colors } = utils;