Fix powershell escaping

src/terminal_windows.go

@@ -37,7 +37,7 @@ func quoteEntry(entry string) string {
 			return "^" + match
 		})
 	} else if strings.Contains(shell, "pwsh") || strings.Contains(shell, "powershell") {
-		escaped := strings.Replace(entry, `"`, `""`, -1)
+		escaped := strings.Replace(entry, `"`, `\"`, -1)
 		return "'" + strings.Replace(escaped, "'", "''", -1) + "'"
 	} else {
 		return "'" + strings.Replace(entry, "'", "'\\''", -1) + "'"

src/util/util_windows.go

@@ -39,24 +39,24 @@ func ExecCommand(command string, setpgid bool) *exec.Cmd {
 // NOTE: For "powershell", we should ideally set output encoding to UTF8,
 // but it is left as is now because no adverse effect has been observed.
 func ExecCommandWith(shell string, command string, setpgid bool) *exec.Cmd {
-	var commandline string
+	var cmd *exec.Cmd
 	if strings.Contains(shell, "cmd") {
-		commandline = fmt.Sprintf(` /v:on/s/c "%s"`, command)
-	} else if strings.Contains(shell, "pwsh") || strings.Contains(shell, "powershell") {
-		commandline = fmt.Sprintf(` -NoProfile -Command "& { %s }"`, command)
-	}
-	if len(commandline) == 0 {
-		cmd := exec.Command(shell, "-c", command)
+		cmd = exec.Command(shell)
 		cmd.SysProcAttr = &syscall.SysProcAttr{
 			HideWindow:    false,
+			CmdLine:       fmt.Sprintf(` /v:on/s/c "%s"`, command),
 			CreationFlags: 0,
 		}
 		return cmd
 	}
-	cmd := exec.Command(shell)
+
+	if strings.Contains(shell, "pwsh") || strings.Contains(shell, "powershell") {
+		cmd = exec.Command(shell, "-NoProfile", "-Command", command)
+	} else {
+		cmd = exec.Command(shell, "-c", command)
+	}
 	cmd.SysProcAttr = &syscall.SysProcAttr{
 		HideWindow:    false,
-		CmdLine:       commandline,
 		CreationFlags: 0,
 	}
 	return cmd