Do not analyze unsupported files on save

package.json

@@ -31,9 +31,7 @@
     "code analysis"
   ],
   "activationEvents": [
-    "onCommand:codechecker.backend.reloadMetadata",
-    "onView:codechecker.views.overview",
-    "onFileSystem:file"
+    "onStartupFinished"
   ],
   "main": "./dist/extension.js",
   "contributes": {

src/backend/executor/bridge.ts

@@ -25,6 +25,8 @@ import { NotificationType } from '../../editor/notifications';
 import { Editor } from '../../editor';
 import { SidebarContainer } from '../../sidebar';
 import { ReportTreeItem } from '../../sidebar/views';
+import { isSupportedFile } from '../../utils/files';
+import { state } from '../../utils/state';
 
 // Structure:
 //   CodeChecker analyzer version: \n {"base_package_version": "M.m.p", ...}
@@ -116,8 +118,10 @@ export class ExecutorBridge implements Disposable {
             ExtensionApi.executorManager
         ));
 
-        this.updateCompilationDatabasePaths();
-        this.checkVersion();
+        if (state.workspaceSupported) {
+            this.updateCompilationDatabasePaths();
+            this.checkVersion();
+        }
     }
 
     dispose() {
@@ -387,13 +391,13 @@ export class ExecutorBridge implements Disposable {
     public async analyzeCurrentFile() {
         const currentFile = window.activeTextEditor?.document.uri;
 
-        if (currentFile !== undefined) {
+        if (currentFile !== undefined && isSupportedFile(currentFile)) {
             await this.analyzeFile(currentFile);
         }
     }
 
     public async analyzeFile(file: Uri) {
-        if (!await this.checkVersion()) {
+        if (!state.workspaceSupported || !await this.checkVersion()) {
             return;
         }
 
@@ -411,7 +415,7 @@ export class ExecutorBridge implements Disposable {
     }
 
     public async analyzeProject() {
-        if (!await this.checkVersion()) {
+        if (!state.workspaceSupported || !await this.checkVersion()) {
             return;
         }
 
@@ -431,9 +435,10 @@ export class ExecutorBridge implements Disposable {
     }
 
     public async getFileAnalysisStatus() {
-        if (!await this.checkVersion()) {
+        if (!state.workspaceSupported || !await this.checkVersion()) {
             return;
         }
+
         if (this.checkedVersion < [ 6, 27, 0 ]) {
             const statusNode = SidebarContainer.reportsView.getNodeById('statusItem');
             statusNode?.setLabelAndIcon('Status report requires CodeChecker 6.27.0 or higher.');
@@ -579,7 +584,7 @@ export class ExecutorBridge implements Disposable {
     }
 
     public async runLog(buildCommand?: string) {
-        if (!await this.checkVersion()) {
+        if (!state.workspaceSupported || !await this.checkVersion()) {
             return;
         }
 
@@ -599,7 +604,7 @@ export class ExecutorBridge implements Disposable {
     }
 
     public async reloadCheckerData() {
-        if (!await this.checkVersion()) {
+        if (!state.workspaceSupported || !await this.checkVersion()) {
             return;
         }
 
@@ -642,7 +647,7 @@ export class ExecutorBridge implements Disposable {
     }
 
     public async parseMetadata(...files: Uri[]) {
-        if (!await this.checkVersion()) {
+        if (!state.workspaceSupported || !await this.checkVersion()) {
             return;
         }
 

src/editor/initialize.ts

@@ -2,6 +2,7 @@ import { ExtensionContext, Uri, commands, window, workspace } from 'vscode';
 import { ExtensionApi } from '../backend';
 import { Editor } from './editor';
 import { NotificationType } from './notifications';
+import { state } from '../utils/state';
 
 export class FolderInitializer {
     constructor(_ctx: ExtensionContext) {
@@ -27,7 +28,7 @@ export class FolderInitializer {
     async showDialog() {
         const workspaceFolder = workspace.workspaceFolders?.length && workspace.workspaceFolders[0].uri;
 
-        if (!workspaceFolder) {
+        if (!workspaceFolder || !state.workspaceSupported) {
             return;
         }
 

src/extension.ts

@@ -2,6 +2,7 @@ import * as vscode from 'vscode';
 import { ExtensionApi } from './backend';
 import { Editor } from './editor';
 import { SidebarContainer } from './sidebar';
+import { checkWorkspace } from './utils/files';
 
 export interface CodeCheckerExtension {
     extensionApi: typeof ExtensionApi,
@@ -15,6 +16,8 @@ export function activate(context: vscode.ExtensionContext): CodeCheckerExtension
     Editor.init(context);
     SidebarContainer.init(context);
 
+    checkWorkspace();
+
     console.log('Extension "codechecker" activated');
 
     return {

src/utils/files.ts

@@ -0,0 +1,42 @@
+import { Uri, workspace } from 'vscode';
+import { state } from './state';
+
+const EXTENSIONS = [
+    '.c',
+    '.cc',
+    '.cpp',
+    '.cxx'
+];
+
+export function isSupportedFile(uri: Uri | undefined): boolean {
+    if (uri === undefined) {
+        return false;
+    }
+
+    return EXTENSIONS.find(ext => uri.path.endsWith(ext)) !== undefined;
+}
+
+export async function isSupportedWorkspace() {
+    const supported = await workspace.findFiles(
+        `**/*.{${EXTENSIONS.join(',')}}`,
+        '**/{node_modules,.git}/**',
+        1
+    );
+
+    return supported.length > 1;
+}
+
+export async function checkWorkspace() {
+    if (workspace.name === undefined) {
+        state.workspaceSupported = false;
+        console.log('No open workspace.');
+        return;
+    }
+    const supported = await isSupportedWorkspace();
+    if (supported) {
+        state.workspaceSupported = true;
+    } else {
+        state.workspaceSupported = false;
+        console.log(`workspace ${workspace.name} does not contain supported files.`);
+    }
+}

src/utils/state.ts

@@ -0,0 +1,5 @@
+export class ExtensionState {
+    public workspaceSupported = false;
+}
+
+export const state = new ExtensionState();