---input---
[strings]
basic-string = "I'm a basic string. I can contain 'single quotes', \u0055nicode escapes \U0001f61b \U0001F61B, \"escaped\" double quotes, \n and \t more."
literal-string = 'I am literal string. Escapes like \this have no effect on me. I can contain "double quotes".'
multiline-basic-string = """
I'm a multiline basic string.
I can span several lines and contain 'single' and "double" quotes
as well as \u0055nicode escapes. Line continuations \
   work too.
"""
multiline-literal-string = '''
I'm a "multiline" 'literal' string.
Escapes like \this have no effect on me. Neither does this: \
   it is not a line continuation.'''

---tokens---
'['           Keyword
'strings'     Keyword
']'           Keyword
'\n'          Text.Whitespace

'basic-string' Name
' '           Text.Whitespace
'='           Operator
' '           Text.Whitespace
'"'           Literal.String.Double
"I'm a basic string. I can contain 'single quotes', " Literal.String.Double
'\\u0055'     Literal.String.Escape
'nicode escapes ' Literal.String.Double
'\\U0001f61b' Literal.String.Escape
' '           Literal.String.Double
'\\U0001F61B' Literal.String.Escape
', '          Literal.String.Double
'\\"'         Literal.String.Escape
'escaped'     Literal.String.Double
'\\"'         Literal.String.Escape
' double quotes, ' Literal.String.Double
'\\n'         Literal.String.Escape
' and '       Literal.String.Double
'\\t'         Literal.String.Escape
' more.'      Literal.String.Double
'"'           Literal.String.Double
'\n'          Text.Whitespace

'literal-string' Name
' '           Text.Whitespace
'='           Operator
' '           Text.Whitespace
"'"           Literal.String.Single
'I am literal string. Escapes like \\this have no effect on me. I can contain "double quotes".\'' Literal.String.Single
'\n'          Text.Whitespace

'multiline-basic-string' Name
' '           Text.Whitespace
'='           Operator
' '           Text.Whitespace
'"""'         Literal.String.Double
"\nI'm a multiline basic string.\nI can span several lines and contain 'single' and " Literal.String.Double
'"'           Literal.String.Double
'double'      Literal.String.Double
'"'           Literal.String.Double
' quotes\nas well as ' Literal.String.Double
'\\u0055'     Literal.String.Escape
'nicode escapes. Line continuations ' Literal.String.Double
'\\'          Literal.String.Escape
'\n'          Text.Whitespace

'   work too.\n' Literal.String.Double

'"""'         Literal.String.Double
'\n'          Text.Whitespace

'multiline-literal-string' Name
' '           Text.Whitespace
'='           Operator
' '           Text.Whitespace
"'''"         Literal.String.Single
'\nI'         Literal.String.Single
"'"           Literal.String.Single
'm a "multiline" ' Literal.String.Single
"'"           Literal.String.Single
'literal'     Literal.String.Single
"'"           Literal.String.Single
' string.\nEscapes like \\this have no effect on me. Neither does this: \\\n   it is not a line continuation.' Literal.String.Single
"'''"         Literal.String.Single
'\n'          Text.Whitespace