2 files changed, 21 insertions, 0 deletions

diff --git a/language-web/build.gradle b/language-web/build.gradle
index 526ba2da..15d743b9 100644
--- a/language-web/build.gradle
+++ b/language-web/build.gradle
@@ -145,4 +145,6 @@ sonarqube.properties {
         property 'sonar.nodejs.executable', "${nodeDirectory}/bin/node"
         property 'sonar.eslint.reportPaths', "${buildDir}/eslint.json"
         property 'sonar.css.stylelint.reportPaths', "${buildDir}/stylelint.json"
+        // SonarJS does not pick up typescript files with `exactOptionalPropertyTypes`
+        property 'sonar.typescript.tsconfigPath', 'tsconfig.sonar.json'
 }
diff --git a/language-web/tsconfig.sonar.json b/language-web/tsconfig.sonar.json
new file mode 100644
index 00000000..1cc74f23
--- /dev/null
+++ b/language-web/tsconfig.sonar.json
@@ -0,0 +1,19 @@
+{
+  "compilerOptions": {
+    "target": "ES2020",
+    "module": "ES2020",
+    "moduleResolution": "node",
+    "paths": {
+      "xtext/*": ["./src/main/js/xtext/*"]
+    },
+    "esModuleInterop": true,
+    "allowSyntheticDefaultImports": true,
+    "jsx": "react",
+    "strict": true,
+    "noImplicitOverride": true,
+    "noImplicitReturns": true,
+    "noEmit": true
+  },
+  "include": ["./src/main/js/**/*"],
+  "exclude": ["./src/main/js/xtext/**/*"]
+}