void () { doTest("<'_a title=\"fiber\">", "[in code:title][in code:fiber]"); doTest("<a '_t{0,1}:[regex( href )]=\"https://www.jetbrains.com\">", "[in code:a]"); doTest("<a href=\"'_value{0,1}:[regex( xxx )]\">", "[in code:a][in code:href]"); }