[rush-lib] Don't interrupt the installation process if the user hasn't enabled the inject dependencies feature.

common/changes/@microsoft/rush/chore-inject-deps_2024-07-11-06-27.json

@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@microsoft/rush",
+      "comment": "Don't interrupt the installation process if the user hasn't enabled the inject dependencies feature.",
+      "type": "none"
+    }
+  ],
+  "packageName": "@microsoft/rush"
+}

libraries/rush-lib/src/logic/RepoStateFile.ts

@@ -208,6 +208,12 @@ export class RepoStateFile {
       ) {
         this._packageJsonInjectedDependenciesHash = packageJsonInjectedDependenciesHash;
         this._modified = true;
+      } else if (!packageJsonInjectedDependenciesHash && this._packageJsonInjectedDependenciesHash) {
+        // if packageJsonInjectedDependenciesHash is undefined, but this._packageJsonInjectedDependenciesHash is not
+        // means users may turn off the injected installation
+        // so we will need to remove unused fields in repo-state.json as well
+        this._packageJsonInjectedDependenciesHash = undefined;
+        this._modified = true
       }
     }
 

libraries/rush-lib/src/logic/installManager/WorkspaceInstallManager.ts

@@ -170,8 +170,11 @@ export class WorkspaceInstallManager extends BaseInstallManager {
         // there is a situation that the subspace previously has injected dependencies but removed
         // so we can check if the repoState up to date
         if (repoState.packageJsonInjectedDependenciesHash !== undefined) {
-          shrinkwrapWarnings.push(`Some injected dependencies' package.json might have been modified.`);
-          shrinkwrapIsUpToDate = false;
+          shrinkwrapWarnings.push(
+            `It was detected that ${repoState.filePath} contains packageJsonInjectedDependenciesHash` +
+              ' but the injected dependencies feature is not enabled. You can manually remove this field in repo-state.json.' +
+              ' Or run rush update command to update the repo-state.json file.'
+          );
         }
       }
     }