fix(watch): clear screen on all terminals

packages/vitest/src/node/logger.ts

@@ -8,6 +8,12 @@ import { RandomSequencer } from './sequencers/RandomSequencer'
 import type { Vitest } from './core'
 import { printError } from './error'
 
+// https://www.real-world-systems.com/docs/ANSIcode.html
+const ESC = '\x1B['
+const ERASE_SCREEN = `${ESC}2J`
+const ERASE_SCROLLBACK = `${ESC}3J`
+const CURSOR_HOME_ROW = `${ESC}H`
+
 export class Logger {
   outputStream = process.stdout
   errorStream = process.stderr
@@ -43,7 +49,13 @@ export class Logger {
       return
     }
 
-    this.console.log(`\x1Bc${message}`)
+    // Clear screen and scrollback buffer. Windows requires special handling except on Git Bash
+    if (process.platform === 'win32' && !process.env.SHELL?.includes('bash'))
+      this.console.log(`${ERASE_SCREEN}${ESC}0f`)
+    else
+      this.console.log(`${ERASE_SCREEN}${ERASE_SCROLLBACK}${CURSOR_HOME_ROW}`)
+
+    this.console.log(message)
   }
 
   clearScreen(message: string, force = false) {