[license] Updated the LicenseInfo class with 2 additional checks

packages/x-license/src/useLicenseVerifier/useLicenseVerifier.ts

@@ -9,6 +9,8 @@ import {
   showLicenseKeyPlanMismatchError,
   showExpiredPackageVersionError,
   showNotAvailableInInitialProPlanError,
+  showLicenseKeyNotSetError,
+  showSetLicenseKeyNotCalledError,
 } from '../utils/licenseErrorMessageUtils';
 import { LICENSE_STATUS, LicenseStatus } from '../utils/licenseStatus';
 import MuiLicenseInfoContext from '../Unstable_LicenseInfoProvider/MuiLicenseInfoContext';
@@ -31,6 +33,12 @@ export function useLicenseVerifier(
 } {
   const { key: contextKey } = React.useContext(MuiLicenseInfoContext);
   return React.useMemo(() => {
+    if (!LicenseInfo.getHasSetLicenseKeyRun()) {
+      showSetLicenseKeyNotCalledError();
+    }
+    if (!LicenseInfo.getIsLicenseKeySet()) {
+      showLicenseKeyNotSetError();
+    }
     const licenseKey = contextKey ?? LicenseInfo.getLicenseKey();
 
     // Cache the response to not trigger the error twice.

packages/x-license/src/utils/licenseErrorMessageUtils.ts

@@ -24,6 +24,28 @@ function showError(message: string[]) {
   );
 }
 
+export function showSetLicenseKeyNotCalledError() {
+  showError([
+    'MUI X: `setLicenseKey` was never called.',
+    '',
+    'The `setLicenseKey()` function was never called. This might be because you did not call `setLicenseKey()` during runtime',
+    '',
+    'To solve the issue, you need to double check that `setLicenseKey()` is called with the right argument during runtime',
+    'Please check the license key installation instructions: https://mui.com/r/x-license-key-installation.',
+  ]);
+}
+
+export function showLicenseKeyNotSetError() {
+  showError([
+    'MUI X: License key not set.',
+    '',
+    'The license key is not set. This might be because you did not call `setLicenseKey()` or called it without an argument.',
+    '',
+    'To solve the issue, you need to double check that `setLicenseKey()` is called with the right argument',
+    'Please check the license key installation instructions: https://mui.com/r/x-license-key-installation.',
+  ]);
+}
+
 export function showInvalidLicenseKeyError() {
   showError([
     'MUI X: Invalid license key.',

packages/x-license/src/utils/licenseInfo.ts

@@ -17,6 +17,10 @@ ponyfillGlobal.__MUI_LICENSE_INFO__ = ponyfillGlobal.__MUI_LICENSE_INFO__ || {
 };
 
 export class LicenseInfo {
+  private static hasSetLicenseKeyRun: boolean = false;
+
+  private static isLicenseKeySet: boolean = false;
+
   private static getLicenseInfo() {
     // eslint-disable-next-line no-underscore-dangle
     return ponyfillGlobal.__MUI_LICENSE_INFO__;
@@ -29,5 +33,15 @@ export class LicenseInfo {
   public static setLicenseKey(key: string) {
     const licenseInfo = LicenseInfo.getLicenseInfo();
     licenseInfo.key = key;
+    LicenseInfo.isLicenseKeySet = !!key;
+    LicenseInfo.hasSetLicenseKeyRun = true;
+  }
+
+  public static getIsLicenseKeySet(): boolean {
+    return LicenseInfo.isLicenseKeySet;
+  }
+
+  public static getHasSetLicenseKeyRun(): boolean {
+    return LicenseInfo.hasSetLicenseKeyRun;
   }
 }