#!/usr/bin/env bash
# WEIGHT=5
# CHECK: Wrapper CalcDifficulty dispatches to V2 engine when parent.Number >= V2.SwitchBlock (M-5, CC-3)
set -e
xdp="$PATIENT/consensus/XDPoS/xdpos.go"
[[ -f "$xdp" ]] || exit 1
awk '/^func \(c \*XDPoS\) CalcDifficulty\(/{flag=1; next} flag && /^}/{print; flag=0; next} flag' "$xdp" | \
  grep -qE '(EngineV2\.CalcDifficulty|c\.EngineV2\.CalcDifficulty)'