diff --git a/deltachat-jsonrpc/typescript/report_api_coverage.mjs b/deltachat-jsonrpc/typescript/report_api_coverage.mjs
index 7a1c23859..6448289e8 100644
--- a/deltachat-jsonrpc/typescript/report_api_coverage.mjs
+++ b/deltachat-jsonrpc/typescript/report_api_coverage.mjs
@@ -5,24 +5,24 @@ const json = JSON.parse(readFileSync("./coverage/coverage-final.json"));
 const jsonCoverage =
   json[Object.keys(json).find((k) => k.includes(generatedFile))];
 const fnMap = Object.keys(jsonCoverage.fnMap).map(
-  (key) => jsonCoverage.fnMap[key]
+  (key) => jsonCoverage.fnMap[key],
 );
 const htmlCoverage = readFileSync(
   "./coverage/" + generatedFile + ".html",
-  "utf8"
+  "utf8",
 );
 const uncoveredLines = htmlCoverage
   .split("\n")
   .filter((line) => line.includes(`"function not covered"`));
 const uncoveredFunctions = uncoveredLines.map(
-  (line) => />([\w_]+)\(/.exec(line)[1]
+  (line) => />([\w_]+)\(/.exec(line)[1],
 );
 console.log(
   "\nUncovered api functions:\n" +
     uncoveredFunctions
       .map((uF) => fnMap.find(({ name }) => name === uF))
       .map(
-        ({ name, line }) => `.${name.padEnd(40)}  (${generatedFile}:${line})`
+        ({ name, line }) => `.${name.padEnd(40)}  (${generatedFile}:${line})`,
       )
-      .join("\n")
+      .join("\n"),
 );
diff --git a/deltachat-jsonrpc/typescript/scripts/generate-constants.js b/deltachat-jsonrpc/typescript/scripts/generate-constants.js
index 4f20a5038..254972a28 100755
--- a/deltachat-jsonrpc/typescript/scripts/generate-constants.js
+++ b/deltachat-jsonrpc/typescript/scripts/generate-constants.js
@@ -24,7 +24,7 @@ while (null != (match = regex.exec(header_data))) {
 
 const constants = data
   .filter(
-    ({ key }) => key.toUpperCase()[0] === key[0] // check if define name is uppercase
+    ({ key }) => key.toUpperCase()[0] === key[0], // check if define name is uppercase
   )
   .sort((lhs, rhs) => {
     if (lhs.key < rhs.key) return -1;
@@ -50,5 +50,5 @@ const constants = data
 
 writeFileSync(
   resolve(__dirname, "../generated/constants.ts"),
-  `// Generated!\n\nexport enum C {\n${constants.replace(/:/g, " =")},\n}\n`
+  `// Generated!\n\nexport enum C {\n${constants.replace(/:/g, " =")},\n}\n`,
 );
diff --git a/deltachat-jsonrpc/typescript/src/client.ts b/deltachat-jsonrpc/typescript/src/client.ts
index 32b86e738..03bda79a7 100644
--- a/deltachat-jsonrpc/typescript/src/client.ts
+++ b/deltachat-jsonrpc/typescript/src/client.ts
@@ -8,13 +8,13 @@ import { TinyEmitter } from "@deltachat/tiny-emitter";
 type Events = { ALL: (accountId: number, event: EventType) => void } & {
   [Property in EventType["kind"]]: (
     accountId: number,
-    event: Extract<EventType, { kind: Property }>
+    event: Extract<EventType, { kind: Property }>,
   ) => void;
 };
 
 type ContextEvents = { ALL: (event: EventType) => void } & {
   [Property in EventType["kind"]]: (
-    event: Extract<EventType, { kind: Property }>
+    event: Extract<EventType, { kind: Property }>,
   ) => void;
 };
 
@@ -25,7 +25,7 @@ export type DcEventType<T extends EventType["kind"]> = Extract<
 >;
 
 export class BaseDeltaChat<
-  Transport extends BaseTransport<any>
+  Transport extends BaseTransport<any>,
 > extends TinyEmitter<Events> {
   rpc: RawClient;
   account?: T.Account;
@@ -34,7 +34,10 @@ export class BaseDeltaChat<
   //@ts-ignore
   private eventTask: Promise<void>;
 
-  constructor(public transport: Transport, startEventLoop: boolean) {
+  constructor(
+    public transport: Transport,
+    startEventLoop: boolean,
+  ) {
     super();
     this.rpc = new RawClient(this.transport);
     if (startEventLoop) {
@@ -53,7 +56,7 @@ export class BaseDeltaChat<
         this.contextEmitters[event.contextId].emit(
           event.event.kind,
           //@ts-ignore
-          event.event as any
+          event.event as any,
         );
         this.contextEmitters[event.contextId].emit("ALL", event.event as any);
       }
@@ -83,7 +86,10 @@ export class StdioDeltaChat extends BaseDeltaChat<StdioTransport> {
 }
 
 export class StdioTransport extends BaseTransport {
-  constructor(public input: any, public output: any) {
+  constructor(
+    public input: any,
+    public output: any,
+  ) {
     super();
 
     var buffer = "";
diff --git a/deltachat-jsonrpc/typescript/test/basic.ts b/deltachat-jsonrpc/typescript/test/basic.ts
index b3ba3b6fa..ac28818a2 100644
--- a/deltachat-jsonrpc/typescript/test/basic.ts
+++ b/deltachat-jsonrpc/typescript/test/basic.ts
@@ -31,14 +31,14 @@ describe("basic tests", () => {
 
     expect(
       await Promise.all(
-        validAddresses.map((email) => dc.rpc.checkEmailValidity(email))
-      )
+        validAddresses.map((email) => dc.rpc.checkEmailValidity(email)),
+      ),
     ).to.not.contain(false);
 
     expect(
       await Promise.all(
-        invalidAddresses.map((email) => dc.rpc.checkEmailValidity(email))
-      )
+        invalidAddresses.map((email) => dc.rpc.checkEmailValidity(email)),
+      ),
     ).to.not.contain(true);
   });
 
@@ -84,7 +84,7 @@ describe("basic tests", () => {
       const contactId = await dc.rpc.createContact(
         accountId,
         "example@delta.chat",
-        null
+        null,
       );
       expect((await dc.rpc.getContact(accountId, contactId)).isBlocked).to.be
         .false;
@@ -126,7 +126,7 @@ describe("basic tests", () => {
       await dc.rpc.batchSetConfig(accountId, config);
       const retrieved = await dc.rpc.batchGetConfig(
         accountId,
-        Object.keys(config)
+        Object.keys(config),
       );
       expect(retrieved).to.deep.equal(config);
     });
@@ -138,7 +138,7 @@ describe("basic tests", () => {
       await dc.rpc.batchSetConfig(accountId, config);
       const retrieved = await dc.rpc.batchGetConfig(
         accountId,
-        Object.keys(config)
+        Object.keys(config),
       );
       expect(retrieved).to.deep.equal(config);
     });
@@ -152,7 +152,7 @@ describe("basic tests", () => {
       await dc.rpc.batchSetConfig(accountId, config);
       const retrieved = await dc.rpc.batchGetConfig(
         accountId,
-        Object.keys(config)
+        Object.keys(config),
       );
       expect(retrieved).to.deep.equal(config);
     });
diff --git a/deltachat-jsonrpc/typescript/test/online.ts b/deltachat-jsonrpc/typescript/test/online.ts
index e92071426..91238d6f0 100644
--- a/deltachat-jsonrpc/typescript/test/online.ts
+++ b/deltachat-jsonrpc/typescript/test/online.ts
@@ -17,12 +17,12 @@ describe("online tests", function () {
       if (process.env.COVERAGE && !process.env.COVERAGE_OFFLINE) {
         console.error(
           "CAN NOT RUN COVERAGE correctly: Missing CHATMAIL_DOMAIN environment variable!\n\n",
-          "You can set COVERAGE_OFFLINE=1 to circumvent this check and skip the online tests, but those coverage results will be wrong, because some functions can only be tested in the online test"
+          "You can set COVERAGE_OFFLINE=1 to circumvent this check and skip the online tests, but those coverage results will be wrong, because some functions can only be tested in the online test",
         );
         process.exit(1);
       }
       console.log(
-        "Missing CHATMAIL_DOMAIN environment variable!, skip integration tests"
+        "Missing CHATMAIL_DOMAIN environment variable!, skip integration tests",
       );
       this.skip();
     }
@@ -36,7 +36,7 @@ describe("online tests", function () {
     account1 = createTempUser(process.env.CHATMAIL_DOMAIN);
     if (!account1 || !account1.email || !account1.password) {
       console.log(
-        "We didn't got back an account from the api, skip integration tests"
+        "We didn't got back an account from the api, skip integration tests",
       );
       this.skip();
     }
@@ -44,7 +44,7 @@ describe("online tests", function () {
     account2 = createTempUser(process.env.CHATMAIL_DOMAIN);
     if (!account2 || !account2.email || !account2.password) {
       console.log(
-        "We didn't got back an account2 from the api, skip integration tests"
+        "We didn't got back an account2 from the api, skip integration tests",
       );
       this.skip();
     }
@@ -92,7 +92,7 @@ describe("online tests", function () {
       accountId2,
       chatIdOnAccountB,
       false,
-      false
+      false,
     );
 
     expect(messageList).have.length(1);
@@ -124,11 +124,11 @@ describe("online tests", function () {
       accountId2,
       chatIdOnAccountB,
       false,
-      false
+      false,
     );
     const message = await dc.rpc.getMessage(
       accountId2,
-      messageList.reverse()[0]
+      messageList.reverse()[0],
     );
     expect(message.text).equal("Hello2");
     // Send message back from B to A
@@ -150,7 +150,7 @@ describe("online tests", function () {
     const info = await dc.rpc.getProviderInfo(acc, "example.com");
     expect(info).to.be.not.null;
     expect(info?.overviewPage).to.equal(
-      "https://providers.delta.chat/example-com"
+      "https://providers.delta.chat/example-com",
     );
     expect(info?.status).to.equal(3);
   });
@@ -167,12 +167,12 @@ async function waitForEvent<T extends DcEvent["kind"]>(
   dc: DeltaChat,
   eventType: T,
   accountId: number,
-  timeout: number = EVENT_TIMEOUT
+  timeout: number = EVENT_TIMEOUT,
 ): Promise<Extract<DcEvent, { kind: T }>> {
   return new Promise((resolve, reject) => {
     const rejectTimeout = setTimeout(
       () => reject(new Error("Timeout reached before event came in")),
-      timeout
+      timeout,
     );
     const callback = (contextId: number, event: DcEvent) => {
       if (contextId == accountId) {
diff --git a/deltachat-jsonrpc/typescript/test/test_base.ts b/deltachat-jsonrpc/typescript/test/test_base.ts
index c834a2b9e..9196c4169 100644
--- a/deltachat-jsonrpc/typescript/test/test_base.ts
+++ b/deltachat-jsonrpc/typescript/test/test_base.ts
@@ -14,7 +14,7 @@ export async function startServer(): Promise<RpcServerHandle> {
   const tmpDir = await mkdtemp(join(tmpdir(), "deltachat-jsonrpc-test"));
 
   const pathToServerBinary = resolve(
-    join(await getTargetDir(), "debug/deltachat-rpc-server")
+    join(await getTargetDir(), "debug/deltachat-rpc-server"),
   );
 
   const server = spawn(pathToServerBinary, {
@@ -29,7 +29,7 @@ export async function startServer(): Promise<RpcServerHandle> {
     throw new Error(
       "Failed to start server executable " +
         pathToServerBinary +
-        ", make sure you built it first."
+        ", make sure you built it first.",
     );
   });
   let shouldClose = false;
@@ -83,7 +83,7 @@ function getTargetDir(): Promise<string> {
             reject(error);
           }
         }
-      }
+      },
     );
   });
 }