module Ethereum.Analyzer.Util
( toDotText
) where
import Protolude hiding (show)
import Compiler.Hoopl as CH
import Data.Graph.Inductive.Graph as DGIG
import Data.Graph.Inductive.PatriciaTree
import Data.GraphViz
import Data.GraphViz.Printing hiding ((<>))
import qualified Data.Text.Lazy as DTL
import qualified Data.List as DL
import GHC.Show
import Text.Read (read)
instance ( Show (n C O)
, Show (n O O)
, Show (n O C)) => Show (Block n C C) where
show a =
let (h, m, t) = blockSplit a
in DL.unlines $ [show h] <> map show (blockToList m) <> [show t]
toDotText
:: (NonLocal n, Show (Block n C C))
=> CH.Graph n O C -> Text
toDotText bd =
let bdGr = toGr bd
dotG = toDotGraph bdGr
dotCode = toDot dotG
in DTL.toStrict $ renderDot dotCode
toGr
:: NonLocal n
=> CH.Graph n O C -> Gr (Block n C C) ()
toGr bd =
let lblToNode l = read (drop 1 $ toS $ show l)
blocks = postorder_dfs bd
(nList, eList) =
foldr
(\blk (nList', eList') ->
let node = lblToNode $ entryLabel blk
edgs = map (\l -> (node, lblToNode l, ())) (successors blk)
in (nList' <> [(node, blk)], eList' <> edgs))
([], [])
blocks
in mkGraph nList eList
visParams
:: (Show (Block n C C))
=> GraphvizParams p (Block n C C) el () (Block n C C)
visParams =
nonClusteredParams
{fmtNode = \(_, nl) -> [textLabel (toS $ show nl), shape BoxShape]}
toDotGraph
:: (Show (Block n C C))
=> Gr (Block n C C) () -> DotGraph Node
toDotGraph = graphToDot visParams