'// Symbols:\n' Comment.Single

"'*"          Literal.String.Symbol
' '           Text.Whitespace
'//test\n'    Comment.Single

"'*"          Literal.String.Symbol
'\n'          Text.Whitespace

"'symbol_*"   Literal.String.Symbol
'\n'          Text.Whitespace

"'symbol1"    Literal.String.Symbol
' '           Text.Whitespace
"//'\n"       Comment.Single

"'ξφδ"        Literal.String.Symbol
'\n'          Text.Whitespace

"'φδφ0"       Literal.String.Symbol
'\n'          Text.Whitespace

"'δφξφξ_+-"   Literal.String.Symbol
'\n'          Text.Whitespace

"'***"        Literal.String.Symbol
'\n\n'        Text.Whitespace

'// Not (just) symbols:\n' Comment.Single

"'symbol"     Literal.String.Symbol
'*'           Operator
'\n'          Text.Whitespace

"'**"         Literal.String.Symbol
'_x'          Name
' '           Text.Whitespace
"//'\n"       Comment.Single

"'x'"         Literal.String.Char
'\n'          Text.Whitespace