using selfhost.shared.common.string_helpers as Str

static box RuleJsonfragUsageBox {
  apply(text, path, out) {
    local warn = 0
    if text.indexOf("\"mir_call\"") >= 0 || text.indexOf("inst_json") >= 0 || text.indexOf(" seg") >= 0 {
      if text.indexOf(".indexOf(") >= 0 || text.indexOf(".substring(") >= 0 { warn = 1 }
    }
    if warn == 1 && text.indexOf("JsonFragBox.") < 0 {
      out.push("[HC020] JSON scan likely brittle; prefer JsonFragBox helpers: " + path)
    }
  }
}

static box RuleJsonfragUsageMain { method main(args) { return 0 } }