coffee.pygments/tests/snippets/scala/test_underscore_name.txt

---input---
val head = _head

---tokens---
'val'         Keyword.Declaration
' '           Text.Whitespace
'head'        Name
' '           Text.Whitespace
'='           Operator
' '           Text.Whitespace
'_head'       Name
'\n'          Text.Whitespace