---input---
metric_test_app{status!~'(4|5)..'}[2m]

---tokens---
'metric_test_app' Name.Variable
'{'           Punctuation
'status'      Name.Label
'!~'          Operator
"'"           Punctuation
'(4|5)..'     Literal.String
"'"           Punctuation
'}'           Punctuation
'['           Punctuation
'2m'          Literal.String
']'           Punctuation
'\n'          Text.Whitespace