# Tests that the lexer can parse raw f-strings

---input---
rf"m_\nu = x"

f"m_\nu = {x}"

rf"m_{{\nu}} = {x}"

---tokens---
'rf'          Literal.String.Affix
'"'           Literal.String.Double
'm_'          Literal.String.Double
'\\'          Literal.String.Double
'nu = x'      Literal.String.Double
'"'           Literal.String.Double
'\n'          Text.Whitespace

'\n'          Text.Whitespace

'f'           Literal.String.Affix
'"'           Literal.String.Double
'm_'          Literal.String.Double
'\\n'         Literal.String.Escape
'u = '        Literal.String.Double
'{'           Literal.String.Interpol
'x'           Name
'}'           Literal.String.Interpol
'"'           Literal.String.Double
'\n'          Text.Whitespace

'\n'          Text.Whitespace

'rf'          Literal.String.Affix
'"'           Literal.String.Double
'm_'          Literal.String.Double
'{{'          Literal.String.Escape
'\\'          Literal.String.Double
'nu'          Literal.String.Double
'}}'          Literal.String.Escape
' = '         Literal.String.Double
'{'           Literal.String.Interpol
'x'           Name
'}'           Literal.String.Interpol
'"'           Literal.String.Double
'\n'          Text.Whitespace