Does vimperator support if else statement(vimscript style)?

[ding3my]

Issue type:

• Feature request

Version:

Vimperator:	3.16.0 (created: 2017/02/01 00:55:15)
Firefox:	Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:51.0) Gecko/20100101 Firefox/51.0

Description:

:if 1 was right in vim, but that was wrong in Firefox and the message "Not an editor command: :if 1" reported.

Expected behavior:

"if" statement works as in vim.

Steps to reproduce:

REF Description