diff --git a/package-lock.json b/package-lock.json
index a8892791..3e2bc5ea 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,11 +1,11 @@
 {
     "name": "virmator",
-    "version": "1.3.5",
+    "version": "1.3.6",
     "lockfileVersion": 2,
     "requires": true,
     "packages": {
         "": {
-            "version": "1.3.5",
+            "version": "1.3.6",
             "license": "MIT",
             "dependencies": {
                 "ansi-styles": "5.2.0",
diff --git a/package.json b/package.json
index f989b51f..0ac58d6c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "virmator",
-    "version": "1.3.5",
+    "version": "1.3.6",
     "description": "Handle all the stuffs in one package.",
     "keywords": [
         "automation",
diff --git a/src/cli/cli-util/shell-command-wrapper.ts b/src/cli/cli-util/shell-command-wrapper.ts
index 9e3f3801..99bb975c 100644
--- a/src/cli/cli-util/shell-command-wrapper.ts
+++ b/src/cli/cli-util/shell-command-wrapper.ts
@@ -13,9 +13,9 @@ function outputWrapper(
     filter: OutputFilter,
 ): (input: string | Buffer) => void {
     return (input) => {
-        const stringInput = input.toString();
-        if (filter(stringInput)) {
-            callback(stringInput);
+        const callbackString = filter(input.toString());
+        if (callbackString) {
+            callback(callbackString);
         }
     };
 }
diff --git a/src/cli/cli.test.ts b/src/cli/cli.test.ts
index 667e3c7b..e8135f54 100644
--- a/src/cli/cli.test.ts
+++ b/src/cli/cli.test.ts
@@ -107,10 +107,7 @@ testGroup((runTest) => {
         args: [CliFlagName.NoWriteConfig, CliCommandName.Format, FormatOperation.Check],
         description: 'runs format',
         expect: {
-            stdout: `running format...\nAll matched files use Prettier code style!\n\n${getResultMessage(
-                CliCommandName.Format,
-                true,
-            )}`,
+            stdout: `running format...\n${getResultMessage(CliCommandName.Format, true)}`,
         },
         cwd: testFormatPaths.validRepo,
     });
diff --git a/src/cli/commands/implementations/format.command.ts b/src/cli/commands/implementations/format.command.ts
index 33f49e59..f6c2a94b 100644
--- a/src/cli/commands/implementations/format.command.ts
+++ b/src/cli/commands/implementations/format.command.ts
@@ -23,7 +23,7 @@ type FormatArgs = Required<
 export const defaultFormatArgs: FormatArgs = {
     operation: FormatOperation.Write,
     prettierFlags: [],
-    fileExtensions: ['ts', 'json', 'html', 'css', 'md', 'js', 'yml', 'yaml'],
+    fileExtensions: ['ts', 'tsx', 'json', 'html', 'css', 'md', 'js', 'yml', 'yaml'],
 } as const;
 
 export const filesMarkerArg = '--format-files' as const;
@@ -85,7 +85,12 @@ export async function runFormatCommand(inputs: CommandFunctionInput): Promise<Cl
     )} \"./**/*.+(${args.fileExtensions.join('|')})\" ${operationFlag}`;
 
     const results = await runVirmatorShellCommand(prettierCommand, inputs, {
-        stdoutFilter: (stdout) => stdout.replace('Checking formatting...\n', ''),
+        stdoutFilter: (stdout) =>
+            stdout
+                // only relevant when running the check command
+                .replace('Checking formatting...\n', '')
+                // only relevant when running the check command
+                .replace('All matched files use Prettier code style!\n', ''),
     });
 
     return {
diff --git a/src/cli/commands/implementations/test.command.ts b/src/cli/commands/implementations/test.command.ts
index 017da7c0..83eaaae7 100644
--- a/src/cli/commands/implementations/test.command.ts
+++ b/src/cli/commands/implementations/test.command.ts
@@ -37,7 +37,11 @@ export async function runTestCommand(inputs: CommandFunctionInput): Promise<CliC
         ? interpolationSafeWindowsPath(inputs.rawArgs.join(' '))
         : `\"./dist/**/!(*.type).test.js\"`;
     const testCommand = `${testVirPath} ${args}`;
-    const results = await runVirmatorShellCommand(testCommand, inputs);
+    const results = await runVirmatorShellCommand(testCommand, inputs, {
+        stdoutFilter: (logString) =>
+            // weird looking hex codes here are for color codes from test-vir
+            logString.replace('\x1B[1m\x1B[32mAll tests passed.\x1B[0m\n', ''),
+    });
 
     return {
         success: !results.error,
diff --git a/src/cli/commands/run-command.ts b/src/cli/commands/run-command.ts
index cb949521..3365d109 100644
--- a/src/cli/commands/run-command.ts
+++ b/src/cli/commands/run-command.ts
@@ -64,10 +64,10 @@ export async function runCommand(
             ? EmptyOutputCallbacks
             : {
                   stdoutCallback: (input: string) => {
-                      console.info(input.replace(/\n\n$/, '\n'));
+                      console.info(input.replace(/\n$/, ''));
                   },
                   stderrCallback: (input: string) => {
-                      console.error(input.replace(/\n\n$/, '\n'));
+                      console.error(input.replace(/\n$/, ''));
                   },
               };