def at

bolt@1.27.0.0 · src/rules/suspicious/empty.bend:259

import Base
import bolt@1.27.0.0/src/syntax/lex.bend as Lex

259# a token of kind k0, then these: a kept test?
260def at(k0: Lex.TokKind, toks: List<&2, Lex.Tok>) -> Maybe<&2, Hit>:
261  match toks:
262    case Con{Lex.Tok{k1, +t1, +l1, +c1}, Con{Lex.Tok{k2, +t2, l2, c2}, Con{Lex.Tok{+k3, +t3, l3, c3},
263      Con{Lex.Tok{k4, +t4, l4, c4}, r4}}}}:
264      at.go(head(k0, k1, t1, k2, t2, k3, k4, t4), form(code(k3, t3)), l1, c1, r4)
265    case other:
266      None{}