---input---
string verbatim = """This is a so-called "verbatim string".
   Verbatim strings don't process escape sequences, such as \n, \t, \\, etc.
   They may contain quotes and may span multiple lines.""";

---tokens---
'string'      Keyword.Type
' '           Text.Whitespace
'verbatim'    Name
' '           Text.Whitespace
'='           Operator
' '           Text.Whitespace
'"""This is a so-called "verbatim string".\n   Verbatim strings don\'t process escape sequences, such as \\n, \\t, \\\\, etc.\n   They may contain quotes and may span multiple lines."""' Literal.String
';'           Punctuation
'\n'          Text.Whitespace
