52 lines
1.5 KiB
Haskell
52 lines
1.5 KiB
Haskell
#!/usr/bin/env stack
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{- stack runghc --verbosity info
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--package hledger-lib
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--package safe
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--package text
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-}
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{-
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hledger-dupes [FILE]
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Reports duplicates in the account tree: account names having the same leaf
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but different prefixes. In other words, two or more leaves that are
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categorized differently.
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Reads the default journal file, or another specified as an argument.
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http://stefanorodighiero.net/software/hledger-dupes.html
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-}
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import Hledger
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import Text.Printf (printf)
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import System.Environment (getArgs)
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import Safe (headDef)
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import Data.List
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import Data.Function
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import qualified Data.Text as T
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accountsNames :: Journal -> [(String, AccountName)]
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accountsNames j = map leafAndAccountName as
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where leafAndAccountName a = (T.unpack $ accountLeafName a, a)
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ps = journalPostings j
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as = nub $ sort $ map paccount ps
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dupes :: (Ord k, Eq k) => [(k, v)] -> [(k, [v])]
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dupes l = zip dupLeafs dupAccountNames
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where dupLeafs = map (fst . head) d
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dupAccountNames = map (map snd) d
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d = dupes' l
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dupes' = filter ((> 1) . length)
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. groupBy ((==) `on` fst)
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. sortBy (compare `on` fst)
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render :: (String, [AccountName]) -> IO ()
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render (leafName, accountNameL) = printf "%s as %s\n" leafName (concat $ intersperse ", " (map T.unpack accountNameL))
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main = do
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args <- getArgs
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deffile <- defaultJournalPath
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let file = headDef deffile args
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j <- readJournalFile Nothing Nothing True file >>= either error' return
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mapM_ render $ dupes $ accountsNames j
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