def templates

bend-lint-rules@0.2.0.0 · performance/template_value_field.bend:84

import Base
import bend-lint-api@0.2.0.0/linter/lint.bend as Lint
import bend-lint-api@0.2.0.0/shared/lists.bend as Lists

84# The binders of the templates among a definition's nodes whose type is one of `records`, onto `out`.
85def templates(
86  nodes: List<&2, Lint.Node>,
87  +records: List<&2, String>,
88  out: List<&2, U32>
89) -> List<&2, U32>:
90  match nodes:
91    case Nil{}:
92      out
93    case Con{Lint.Node{Lint.Parameter{b, Lint.Template{}}, n, s, kids, f}, rest}:
94      templates(
95        rest,
96        records,
97        Lists.push(
98          U32,
99          Lists.when(U32, List.contains(~String, ~String.eq, records, written(kids)), b),
100          out
101        )
102      )
103    case Con{node, rest}:
104      templates(rest, records, out)