888 lines
		
	
	
		
			35 KiB
		
	
	
	
		
			Haskell
		
	
	
	
	
	
			
		
		
	
	
			888 lines
		
	
	
		
			35 KiB
		
	
	
	
		
			Haskell
		
	
	
	
	
	
{-|
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A 'Journal' is a set of transactions, plus optional related data.  This is
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hledger's primary data object. It is usually parsed from a journal file or
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other data format (see "Hledger.Read").
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-}
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module Hledger.Data.Journal (
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  -- * Parsing helpers
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  addHistoricalPrice,
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  addModifierTransaction,
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  addPeriodicTransaction,
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  addTimeLogEntry,
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  addTransaction,
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  journalApplyAliases,
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  journalBalanceTransactions,
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  journalCanonicaliseAmounts,
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  journalConvertAmountsToCost,
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  journalFinalise,
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  journalSelectingDate,
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  -- * Filtering
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  filterJournalPostings,
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  filterJournalTransactions,
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  -- * Querying
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  journalAccountInfo,
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  journalAccountNames,
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  journalAccountNamesUsed,
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  journalAmountAndPriceCommodities,
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  journalAmounts,
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  journalCanonicalCommodities,
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  journalDateSpan,
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  journalFilePath,
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  journalFilePaths,
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  journalPostings,
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  -- * Standard account types
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  journalBalanceSheetAccountQuery,
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  journalProfitAndLossAccountQuery,
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  journalIncomeAccountQuery,
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  journalExpenseAccountQuery,
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  journalAssetAccountQuery,
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  journalLiabilityAccountQuery,
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  journalEquityAccountQuery,
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  -- * Misc
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  groupPostings,
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  matchpats,
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  nullctx,
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  nulljournal,
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  -- * Tests
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  samplejournal,
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  tests_Hledger_Data_Journal,
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)
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where
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import Data.List
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import Data.Map (findWithDefault, (!), toAscList)
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import Data.Ord
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import Data.Time.Calendar
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import Data.Time.LocalTime
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import Data.Tree
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import Safe (headDef)
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import System.Time (ClockTime(TOD))
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import Test.HUnit
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import Text.Printf
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import qualified Data.Map as Map
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import Hledger.Utils
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import Hledger.Data.Types
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import Hledger.Data.AccountName
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import Hledger.Data.Account()
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import Hledger.Data.Amount
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import Hledger.Data.Commodity
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import Hledger.Data.Dates
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import Hledger.Data.Transaction
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import Hledger.Data.Posting
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import Hledger.Data.TimeLog
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import Hledger.Data.Query
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instance Show Journal where
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    show j = printf "Journal %s with %d transactions, %d accounts: %s"
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             (journalFilePath j)
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             (length (jtxns j) +
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              length (jmodifiertxns j) +
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              length (jperiodictxns j))
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             (length accounts)
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             (show accounts)
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             -- ++ (show $ journalTransactions l)
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             where accounts = flatten $ journalAccountNameTree j
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-- showJournalDebug j = unlines [
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--                       show j
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--                      ,show (jtxns j)
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--                      ,show (jmodifiertxns j)
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--                      ,show (jperiodictxns j)
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--                      ,show $ open_timelog_entries j
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--                      ,show $ historical_prices j
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--                      ,show $ final_comment_lines j
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--                      ,show $ jContext j
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--                      ,show $ map fst $ files j
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--                      ]
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nulljournal :: Journal
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nulljournal = Journal { jmodifiertxns = []
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                      , jperiodictxns = []
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                      , jtxns = []
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                      , open_timelog_entries = []
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                      , historical_prices = []
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                      , final_comment_lines = []
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                      , jContext = nullctx
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                      , files = []
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                      , filereadtime = TOD 0 0
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                      }
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nullctx :: JournalContext
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nullctx = Ctx { ctxYear = Nothing, ctxCommodity = Nothing, ctxAccount = [], ctxAliases = [] }
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journalFilePath :: Journal -> FilePath
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journalFilePath = fst . mainfile
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journalFilePaths :: Journal -> [FilePath]
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journalFilePaths = map fst . files
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mainfile :: Journal -> (FilePath, String)
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mainfile = headDef ("", "") . files
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addTransaction :: Transaction -> Journal -> Journal
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addTransaction t l0 = l0 { jtxns = t : jtxns l0 }
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addModifierTransaction :: ModifierTransaction -> Journal -> Journal
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addModifierTransaction mt l0 = l0 { jmodifiertxns = mt : jmodifiertxns l0 }
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addPeriodicTransaction :: PeriodicTransaction -> Journal -> Journal
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addPeriodicTransaction pt l0 = l0 { jperiodictxns = pt : jperiodictxns l0 }
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addHistoricalPrice :: HistoricalPrice -> Journal -> Journal
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addHistoricalPrice h l0 = l0 { historical_prices = h : historical_prices l0 }
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addTimeLogEntry :: TimeLogEntry -> Journal -> Journal
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addTimeLogEntry tle l0 = l0 { open_timelog_entries = tle : open_timelog_entries l0 }
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journalPostings :: Journal -> [Posting]
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journalPostings = concatMap tpostings . jtxns
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-- | All account names used in this journal.
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journalAccountNamesUsed :: Journal -> [AccountName]
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journalAccountNamesUsed = sort . accountNamesFromPostings . journalPostings
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journalAccountNames :: Journal -> [AccountName]
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journalAccountNames = sort . expandAccountNames . journalAccountNamesUsed
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journalAccountNameTree :: Journal -> Tree AccountName
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journalAccountNameTree = accountNameTreeFrom . journalAccountNames
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-- standard account types
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-- | A query for Profit & Loss accounts in this journal.
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-- Cf <http://en.wikipedia.org/wiki/Chart_of_accounts#Profit_.26_Loss_accounts>.
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journalProfitAndLossAccountQuery  :: Journal -> Query
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journalProfitAndLossAccountQuery j = Or [journalIncomeAccountQuery j
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                                               ,journalExpenseAccountQuery j
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                                               ]
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-- | A query for Income (Revenue) accounts in this journal.
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-- This is currently hard-coded to the case-insensitive regex @^(income|revenue)s?(:|$)@.
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journalIncomeAccountQuery  :: Journal -> Query
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journalIncomeAccountQuery _ = Acct "^(income|revenue)s?(:|$)"
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-- | A query for Expense accounts in this journal.
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-- This is currently hard-coded to the case-insensitive regex @^expenses?(:|$)@.
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journalExpenseAccountQuery  :: Journal -> Query
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journalExpenseAccountQuery _ = Acct "^expenses?(:|$)"
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-- | A query for Asset, Liability & Equity accounts in this journal.
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-- Cf <http://en.wikipedia.org/wiki/Chart_of_accounts#Balance_Sheet_Accounts>.
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journalBalanceSheetAccountQuery  :: Journal -> Query
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journalBalanceSheetAccountQuery j = Or [journalAssetAccountQuery j
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                                              ,journalLiabilityAccountQuery j
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                                              ,journalEquityAccountQuery j
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                                              ]
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-- | A query for Asset accounts in this journal.
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-- This is currently hard-coded to the case-insensitive regex @^assets?(:|$)@.
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journalAssetAccountQuery  :: Journal -> Query
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journalAssetAccountQuery _ = Acct "^assets?(:|$)"
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-- | A query for Liability accounts in this journal.
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-- This is currently hard-coded to the case-insensitive regex @^liabilit(y|ies)(:|$)@.
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journalLiabilityAccountQuery  :: Journal -> Query
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journalLiabilityAccountQuery _ = Acct "^liabilit(y|ies)(:|$)"
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-- | A query for Equity accounts in this journal.
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-- This is currently hard-coded to the case-insensitive regex @^equity(:|$)@.
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journalEquityAccountQuery  :: Journal -> Query
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journalEquityAccountQuery _ = Acct "^equity(:|$)"
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-- Various kinds of filtering on journals. We do it differently depending
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-- on the command.
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-------------------------------------------------------------------------------
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-- filtering V2
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-- | Keep only postings matching the query expression.
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-- This can leave unbalanced transactions.
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filterJournalPostings :: Query -> Journal -> Journal
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filterJournalPostings q j@Journal{jtxns=ts} = j{jtxns=map filtertransactionpostings ts}
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    where
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      filtertransactionpostings t@Transaction{tpostings=ps} = t{tpostings=filter (q `matchesPosting`) ps}
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-- | Keep only transactions matching the query expression.
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filterJournalTransactions :: Query -> Journal -> Journal
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filterJournalTransactions q j@Journal{jtxns=ts} = j{jtxns=filter (q `matchesTransaction`) ts}
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{-
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-------------------------------------------------------------------------------
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-- filtering V1
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-- | Keep only transactions we are interested in, as described by the
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-- filter specification.
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filterJournalTransactions :: FilterSpec -> Journal -> Journal
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filterJournalTransactions FilterSpec{datespan=datespan
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                                    ,cleared=cleared
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                                    -- ,real=real
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                                    -- ,empty=empty
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                                    ,acctpats=apats
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                                    ,descpats=dpats
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                                    ,depth=depth
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                                    ,fMetadata=md
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                                    } =
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    filterJournalTransactionsByClearedStatus cleared .
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    filterJournalPostingsByDepth depth .
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    filterJournalTransactionsByAccount apats .
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    filterJournalTransactionsByMetadata md .
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    filterJournalTransactionsByDescription dpats .
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    filterJournalTransactionsByDate datespan
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-- | Keep only postings we are interested in, as described by the filter
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-- specification. This can leave unbalanced transactions.
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filterJournalPostings :: FilterSpec -> Journal -> Journal
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filterJournalPostings FilterSpec{datespan=datespan
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                                ,cleared=cleared
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                                ,real=real
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                                ,empty=empty
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                                ,acctpats=apats
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                                ,descpats=dpats
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                                ,depth=depth
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                                ,fMetadata=md
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                                } =
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    filterJournalPostingsByRealness real .
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    filterJournalPostingsByClearedStatus cleared .
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    filterJournalPostingsByEmpty empty .
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    filterJournalPostingsByDepth depth .
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    filterJournalPostingsByAccount apats .
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    filterJournalTransactionsByMetadata md .
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    filterJournalTransactionsByDescription dpats .
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    filterJournalTransactionsByDate datespan
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-- | Keep only transactions whose metadata matches all metadata specifications.
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filterJournalTransactionsByMetadata :: [(String,String)] -> Journal -> Journal
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filterJournalTransactionsByMetadata pats j@Journal{jtxns=ts} = j{jtxns=filter matchmd ts}
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    where matchmd t = all (`elem` tmetadata t) pats
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-- | Keep only transactions whose description matches the description patterns.
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filterJournalTransactionsByDescription :: [String] -> Journal -> Journal
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filterJournalTransactionsByDescription pats j@Journal{jtxns=ts} = j{jtxns=filter matchdesc ts}
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    where matchdesc = matchpats pats . tdescription
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-- | Keep only transactions which fall between begin and end dates.
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-- We include transactions on the begin date and exclude transactions on the end
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-- date, like ledger.  An empty date string means no restriction.
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filterJournalTransactionsByDate :: DateSpan -> Journal -> Journal
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filterJournalTransactionsByDate (DateSpan begin end) j@Journal{jtxns=ts} = j{jtxns=filter match ts}
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    where match t = maybe True (tdate t>=) begin && maybe True (tdate t<) end
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-- | Keep only transactions which have the requested cleared/uncleared
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-- status, if there is one.
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filterJournalTransactionsByClearedStatus :: Maybe Bool -> Journal -> Journal
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filterJournalTransactionsByClearedStatus Nothing j = j
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filterJournalTransactionsByClearedStatus (Just val) j@Journal{jtxns=ts} = j{jtxns=filter match ts}
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    where match = (==val).tstatus
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-- | Keep only postings which have the requested cleared/uncleared status,
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-- if there is one.
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filterJournalPostingsByClearedStatus :: Maybe Bool -> Journal -> Journal
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filterJournalPostingsByClearedStatus Nothing j = j
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filterJournalPostingsByClearedStatus (Just c) j@Journal{jtxns=ts} = j{jtxns=map filterpostings ts}
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    where filterpostings t@Transaction{tpostings=ps} = t{tpostings=filter ((==c) . postingCleared) ps}
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-- | Strip out any virtual postings, if the flag is true, otherwise do
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-- no filtering.
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filterJournalPostingsByRealness :: Bool -> Journal -> Journal
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filterJournalPostingsByRealness False l = l
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filterJournalPostingsByRealness True j@Journal{jtxns=ts} = j{jtxns=map filterpostings ts}
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    where filterpostings t@Transaction{tpostings=ps} = t{tpostings=filter isReal ps}
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-- | Strip out any postings with zero amount, unless the flag is true.
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filterJournalPostingsByEmpty :: Bool -> Journal -> Journal
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filterJournalPostingsByEmpty True l = l
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filterJournalPostingsByEmpty False j@Journal{jtxns=ts} = j{jtxns=map filterpostings ts}
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    where filterpostings t@Transaction{tpostings=ps} = t{tpostings=filter (not . isEmptyPosting) ps}
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-- -- | Keep only transactions which affect accounts deeper than the specified depth.
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-- filterJournalTransactionsByDepth :: Maybe Int -> Journal -> Journal
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-- filterJournalTransactionsByDepth Nothing j = j
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-- filterJournalTransactionsByDepth (Just d) j@Journal{jtxns=ts} =
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--     j{jtxns=(filter (any ((<= d+1) . accountNameLevel . paccount) . tpostings) ts)}
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-- | Strip out any postings to accounts deeper than the specified depth
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-- (and any transactions which have no postings as a result).
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filterJournalPostingsByDepth :: Maybe Int -> Journal -> Journal
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filterJournalPostingsByDepth Nothing j = j
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filterJournalPostingsByDepth (Just d) j@Journal{jtxns=ts} =
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    j{jtxns=filter (not . null . tpostings) $ map filtertxns ts}
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    where filtertxns t@Transaction{tpostings=ps} =
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              t{tpostings=filter ((<= d) . accountNameLevel . paccount) ps}
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-- | Keep only postings which affect accounts matched by the account patterns.
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-- This can leave transactions unbalanced.
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filterJournalPostingsByAccount :: [String] -> Journal -> Journal
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filterJournalPostingsByAccount apats j@Journal{jtxns=ts} = j{jtxns=map filterpostings ts}
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    where filterpostings t@Transaction{tpostings=ps} = t{tpostings=filter (matchpats apats . paccount) ps}
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-- | Keep only transactions which affect accounts matched by the account patterns.
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-- More precisely: each positive account pattern excludes transactions
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-- which do not contain a posting to a matched account, and each negative
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-- account pattern excludes transactions containing a posting to a matched
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-- account.
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filterJournalTransactionsByAccount :: [String] -> Journal -> Journal
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filterJournalTransactionsByAccount apats j@Journal{jtxns=ts} = j{jtxns=filter tmatch ts}
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    where
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      tmatch t = (null positives || any positivepmatch ps) && (null negatives || not (any negativepmatch ps)) where ps = tpostings t
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      positivepmatch p = any (`amatch` a) positives where a = paccount p
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      negativepmatch p = any (`amatch` a) negatives where a = paccount p
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      amatch pat a = regexMatchesCI (abspat pat) a
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      (negatives,positives) = partition isnegativepat apats
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-}
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-- | Convert this journal's transactions' primary date to either the
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-- actual or effective date.
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journalSelectingDate :: WhichDate -> Journal -> Journal
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journalSelectingDate ActualDate j = j
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journalSelectingDate EffectiveDate j =
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    j{jtxns=map (journalTransactionWithDate EffectiveDate) $ jtxns j}
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-- | Apply additional account aliases (eg from the command-line) to all postings in a journal.
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journalApplyAliases :: [(AccountName,AccountName)] -> Journal -> Journal
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journalApplyAliases aliases j@Journal{jtxns=ts} = j{jtxns=map fixtransaction ts}
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    where
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      fixtransaction t@Transaction{tpostings=ps} = t{tpostings=map fixposting ps}
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      fixposting p@Posting{paccount=a} = p{paccount=accountNameApplyAliases aliases a}
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-- | Do post-parse processing on a journal to make it ready for use: check
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-- all transactions balance, canonicalise amount formats, close any open
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-- timelog entries and so on.
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journalFinalise :: ClockTime -> LocalTime -> FilePath -> String -> JournalContext -> Journal -> Either String Journal
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journalFinalise tclock tlocal path txt ctx j@Journal{files=fs} =
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    journalBalanceTransactions $
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    journalCanonicaliseAmounts $
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    journalCloseTimeLogEntries tlocal
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    j{files=(path,txt):fs, filereadtime=tclock, jContext=ctx}
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-- | Fill in any missing amounts and check that all journal transactions
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-- balance, or return an error message. This is done after parsing all
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-- amounts and working out the canonical commodities, since balancing
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-- depends on display precision. Reports only the first error encountered.
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journalBalanceTransactions :: Journal -> Either String Journal
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journalBalanceTransactions j@Journal{jtxns=ts} =
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  case sequence $ map balance ts of Right ts' -> Right j{jtxns=ts'}
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                                    Left e    -> Left e
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      where balance = balanceTransaction (Just $ journalCanonicalCommodities j)
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-- | Convert all the journal's posting amounts (not price amounts) to
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-- their canonical display settings. Ie, all amounts in a given
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-- commodity will use (a) the display settings of the first, and (b)
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-- the greatest precision, of the posting amounts in that commodity.
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journalCanonicaliseAmounts :: Journal -> Journal
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journalCanonicaliseAmounts j@Journal{jtxns=ts} = j{jtxns=map fixtransaction ts}
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    where
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      fixtransaction t@Transaction{tpostings=ps} = t{tpostings=map fixposting ps}
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      fixposting p@Posting{pamount=a} = p{pamount=fixmixedamount a}
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      fixmixedamount (Mixed as) = Mixed $ map fixamount as
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      fixamount a@Amount{commodity=c} = a{commodity=fixcommodity c}
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      fixcommodity c@Commodity{symbol=s} = findWithDefault c s canonicalcommoditymap
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      canonicalcommoditymap = journalCanonicalCommodities j
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-- -- | Apply this journal's historical price records to unpriced amounts where possible.
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-- journalApplyHistoricalPrices :: Journal -> Journal
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-- journalApplyHistoricalPrices j@Journal{jtxns=ts} = j{jtxns=map fixtransaction ts}
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--     where
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--       fixtransaction t@Transaction{tdate=d, tpostings=ps} = t{tpostings=map fixposting ps}
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--        where
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--         fixposting p@Posting{pamount=a} = p{pamount=fixmixedamount a}
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--         fixmixedamount (Mixed as) = Mixed $ map fixamount as
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--         fixamount = fixprice
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--         fixprice a@Amount{price=Just _} = a
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--         fixprice a@Amount{commodity=c} = a{price=maybe Nothing (Just . UnitPrice) $ journalHistoricalPriceFor j d c}
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						|
 | 
						|
-- -- | Get the price for a commodity on the specified day from the price database, if known.
 | 
						|
-- -- Does only one lookup step, ie will not look up the price of a price.
 | 
						|
-- journalHistoricalPriceFor :: Journal -> Day -> Commodity -> Maybe MixedAmount
 | 
						|
-- journalHistoricalPriceFor j d Commodity{symbol=s} = do
 | 
						|
--   let ps = reverse $ filter ((<= d).hdate) $ filter ((s==).hsymbol) $ sortBy (comparing hdate) $ historical_prices j
 | 
						|
--   case ps of (HistoricalPrice{hamount=a}:_) -> Just a
 | 
						|
--              _ -> Nothing
 | 
						|
 | 
						|
-- | Close any open timelog sessions in this journal using the provided current time.
 | 
						|
journalCloseTimeLogEntries :: LocalTime -> Journal -> Journal
 | 
						|
journalCloseTimeLogEntries now j@Journal{jtxns=ts, open_timelog_entries=es} =
 | 
						|
  j{jtxns = ts ++ (timeLogEntriesToTransactions now es), open_timelog_entries = []}
 | 
						|
 | 
						|
-- | Convert all this journal's amounts to cost by applying their prices, if any.
 | 
						|
journalConvertAmountsToCost :: Journal -> Journal
 | 
						|
journalConvertAmountsToCost j@Journal{jtxns=ts} = j{jtxns=map fixtransaction ts}
 | 
						|
    where
 | 
						|
      -- similar to journalCanonicaliseAmounts
 | 
						|
      fixtransaction t@Transaction{tpostings=ps} = t{tpostings=map fixposting ps}
 | 
						|
      fixposting p@Posting{pamount=a} = p{pamount=fixmixedamount a}
 | 
						|
      fixmixedamount (Mixed as) = Mixed $ map fixamount as
 | 
						|
      fixamount = canonicaliseAmountCommodity (Just $ journalCanonicalCommodities j) . costOfAmount
 | 
						|
 | 
						|
-- | Get this journal's unique, display-preference-canonicalised commodities, by symbol.
 | 
						|
journalCanonicalCommodities :: Journal -> Map.Map String Commodity
 | 
						|
journalCanonicalCommodities j = canonicaliseCommodities $ journalAmountCommodities j
 | 
						|
 | 
						|
-- | Get all this journal's amounts' commodities, in the order parsed.
 | 
						|
journalAmountCommodities :: Journal -> [Commodity]
 | 
						|
journalAmountCommodities = map commodity . concatMap amounts . journalAmounts
 | 
						|
 | 
						|
-- | Get all this journal's amount and price commodities, in the order parsed.
 | 
						|
journalAmountAndPriceCommodities :: Journal -> [Commodity]
 | 
						|
journalAmountAndPriceCommodities = concatMap amountCommodities . concatMap amounts . journalAmounts
 | 
						|
 | 
						|
-- | Get this amount's commodity and any commodities referenced in its price.
 | 
						|
amountCommodities :: Amount -> [Commodity]
 | 
						|
amountCommodities Amount{commodity=c,price=p} =
 | 
						|
    case p of Nothing -> [c]
 | 
						|
              Just (UnitPrice ma)  -> c:(concatMap amountCommodities $ amounts ma)
 | 
						|
              Just (TotalPrice ma) -> c:(concatMap amountCommodities $ amounts ma)
 | 
						|
 | 
						|
-- | Get all this journal's amounts, in the order parsed.
 | 
						|
journalAmounts :: Journal -> [MixedAmount]
 | 
						|
journalAmounts = map pamount . journalPostings
 | 
						|
 | 
						|
-- | The (fully specified) date span containing this journal's transactions,
 | 
						|
-- or DateSpan Nothing Nothing if there are none.
 | 
						|
journalDateSpan :: Journal -> DateSpan
 | 
						|
journalDateSpan j
 | 
						|
    | null ts = DateSpan Nothing Nothing
 | 
						|
    | otherwise = DateSpan (Just $ tdate $ head ts) (Just $ addDays 1 $ tdate $ last ts)
 | 
						|
    where
 | 
						|
      ts = sortBy (comparing tdate) $ jtxns j
 | 
						|
 | 
						|
-- Misc helpers
 | 
						|
 | 
						|
-- | Check if a set of hledger account/description filter patterns matches the
 | 
						|
-- given account name or entry description.  Patterns are case-insensitive
 | 
						|
-- regular expressions. Prefixed with not:, they become anti-patterns.
 | 
						|
matchpats :: [String] -> String -> Bool
 | 
						|
matchpats pats str =
 | 
						|
    (null positives || any match positives) && (null negatives || not (any match negatives))
 | 
						|
    where
 | 
						|
      (negatives,positives) = partition isnegativepat pats
 | 
						|
      match "" = True
 | 
						|
      match pat = regexMatchesCI (abspat pat) str
 | 
						|
 | 
						|
negateprefix = "not:"
 | 
						|
 | 
						|
isnegativepat = (negateprefix `isPrefixOf`)
 | 
						|
 | 
						|
abspat pat = if isnegativepat pat then drop (length negateprefix) pat else pat
 | 
						|
 | 
						|
-- | Calculate the account tree and all account balances from a journal's
 | 
						|
-- postings, returning the results for efficient lookup.
 | 
						|
journalAccountInfo :: Journal -> (Tree AccountName, Map.Map AccountName Account)
 | 
						|
journalAccountInfo j = (ant, amap)
 | 
						|
    where
 | 
						|
      (ant, psof, _, inclbalof) = (groupPostings . journalPostings) j
 | 
						|
      amap = Map.fromList [(a, acctinfo a) | a <- flatten ant]
 | 
						|
      acctinfo a = Account a (psof a) (inclbalof a)
 | 
						|
 | 
						|
tests_journalAccountInfo = [
 | 
						|
 "journalAccountInfo" ~: do
 | 
						|
   let (t,m) = journalAccountInfo samplejournal
 | 
						|
   assertEqual "account tree"
 | 
						|
    (Node "top" [
 | 
						|
      Node "assets" [
 | 
						|
       Node "assets:bank" [
 | 
						|
        Node "assets:bank:checking" [],
 | 
						|
        Node "assets:bank:saving" []
 | 
						|
        ],
 | 
						|
       Node "assets:cash" []
 | 
						|
       ],
 | 
						|
      Node "expenses" [
 | 
						|
       Node "expenses:food" [],
 | 
						|
       Node "expenses:supplies" []
 | 
						|
       ],
 | 
						|
      Node "income" [
 | 
						|
       Node "income:gifts" [],
 | 
						|
       Node "income:salary" []
 | 
						|
       ],
 | 
						|
      Node "liabilities" [
 | 
						|
       Node "liabilities:debts" []
 | 
						|
       ]
 | 
						|
      ]
 | 
						|
     )
 | 
						|
    t
 | 
						|
   mapM_ 
 | 
						|
         (\(e,a) -> assertEqual "" e a)
 | 
						|
         (zip [
 | 
						|
               ("assets",Account "assets" [] (Mixed [dollars (-1)]))
 | 
						|
              ,("assets:bank",Account "assets:bank" [] (Mixed [dollars 1]))
 | 
						|
              ,("assets:bank:checking",Account "assets:bank:checking" [
 | 
						|
                  Posting {
 | 
						|
                    pstatus=False,
 | 
						|
                    paccount="assets:bank:checking",
 | 
						|
                    pamount=(Mixed [dollars 1]),
 | 
						|
                    pcomment="",
 | 
						|
                    ptype=RegularPosting,
 | 
						|
                    ptags=[],
 | 
						|
                    ptransaction=Nothing
 | 
						|
                  },
 | 
						|
                  Posting {
 | 
						|
                    pstatus=False,
 | 
						|
                    paccount="assets:bank:checking",
 | 
						|
                    pamount=(Mixed [dollars 1]),
 | 
						|
                    pcomment="",
 | 
						|
                    ptype=RegularPosting,
 | 
						|
                    ptags=[],
 | 
						|
                    ptransaction=Nothing
 | 
						|
                  },
 | 
						|
                  Posting {
 | 
						|
                    pstatus=False,
 | 
						|
                    paccount="assets:bank:checking",
 | 
						|
                    pamount=(Mixed [dollars (-1)]),
 | 
						|
                    pcomment="",
 | 
						|
                    ptype=RegularPosting,
 | 
						|
                    ptags=[],
 | 
						|
                    ptransaction=Nothing
 | 
						|
                  },
 | 
						|
                  Posting {
 | 
						|
                    pstatus=False,
 | 
						|
                    paccount="assets:bank:checking",
 | 
						|
                    pamount=(Mixed [dollars (-1)]),
 | 
						|
                    pcomment="",
 | 
						|
                    ptype=RegularPosting,
 | 
						|
                    ptags=[],
 | 
						|
                    ptransaction=Nothing
 | 
						|
                  }
 | 
						|
                  ] (Mixed [nullamt]))
 | 
						|
              ,("assets:bank:saving",Account "assets:bank:saving" [
 | 
						|
                  Posting {
 | 
						|
                    pstatus=False,
 | 
						|
                    paccount="assets:bank:saving",
 | 
						|
                    pamount=(Mixed [dollars 1]),
 | 
						|
                    pcomment="",
 | 
						|
                    ptype=RegularPosting,
 | 
						|
                    ptags=[],
 | 
						|
                    ptransaction=Nothing
 | 
						|
                  }
 | 
						|
                  ] (Mixed [dollars 1]))
 | 
						|
              ,("assets:cash",Account "assets:cash" [
 | 
						|
                  Posting {
 | 
						|
                    pstatus=False,
 | 
						|
                    paccount="assets:cash",
 | 
						|
                    pamount=(Mixed [dollars (-2)]),
 | 
						|
                    pcomment="",
 | 
						|
                    ptype=RegularPosting,
 | 
						|
                    ptags=[],
 | 
						|
                    ptransaction=Nothing
 | 
						|
                  }
 | 
						|
                ] (Mixed [dollars (-2)]))
 | 
						|
              ,("expenses",Account "expenses" [] (Mixed [dollars 2]))
 | 
						|
              ,("expenses:food",Account "expenses:food" [
 | 
						|
                  Posting {
 | 
						|
                    pstatus=False,
 | 
						|
                    paccount="expenses:food",
 | 
						|
                    pamount=(Mixed [dollars 1]),
 | 
						|
                    pcomment="",
 | 
						|
                    ptype=RegularPosting,
 | 
						|
                    ptags=[],
 | 
						|
                    ptransaction=Nothing
 | 
						|
                  }
 | 
						|
                ] (Mixed [dollars 1]))
 | 
						|
              ,("expenses:supplies",Account "expenses:supplies" [
 | 
						|
                  Posting {
 | 
						|
                    pstatus=False,
 | 
						|
                    paccount="expenses:supplies",
 | 
						|
                    pamount=(Mixed [dollars 1]),
 | 
						|
                    pcomment="",
 | 
						|
                    ptype=RegularPosting,
 | 
						|
                    ptags=[],
 | 
						|
                    ptransaction=Nothing
 | 
						|
                  }
 | 
						|
                ] (Mixed [dollars 1]))
 | 
						|
              ,("income",Account "income" [] (Mixed [dollars (-2)]))
 | 
						|
              ,("income:gifts",Account "income:gifts" [
 | 
						|
                  Posting {
 | 
						|
                    pstatus=False,
 | 
						|
                    paccount="income:gifts",
 | 
						|
                    pamount=(Mixed [dollars (-1)]),
 | 
						|
                    pcomment="",
 | 
						|
                    ptype=RegularPosting,
 | 
						|
                    ptags=[],
 | 
						|
                    ptransaction=Nothing
 | 
						|
                  }
 | 
						|
                ] (Mixed [dollars (-1)]))
 | 
						|
              ,("income:salary",Account "income:salary" [
 | 
						|
                  Posting {
 | 
						|
                    pstatus=False,
 | 
						|
                    paccount="income:salary",
 | 
						|
                    pamount=(Mixed [dollars (-1)]),
 | 
						|
                    pcomment="",
 | 
						|
                    ptype=RegularPosting,
 | 
						|
                    ptags=[],
 | 
						|
                    ptransaction=Nothing
 | 
						|
                  }
 | 
						|
                  ] (Mixed [dollars (-1)]))
 | 
						|
              ,("liabilities",Account "liabilities" [] (Mixed [dollars 1]))
 | 
						|
              ,("liabilities:debts",Account "liabilities:debts" [
 | 
						|
                  Posting {
 | 
						|
                    pstatus=False,
 | 
						|
                    paccount="liabilities:debts",
 | 
						|
                    pamount=(Mixed [dollars 1]),
 | 
						|
                    pcomment="",
 | 
						|
                    ptype=RegularPosting,
 | 
						|
                    ptags=[],
 | 
						|
                    ptransaction=Nothing
 | 
						|
                  }
 | 
						|
                ] (Mixed [dollars 1]))
 | 
						|
              ,("top",Account "top" [] (Mixed [nullamt]))
 | 
						|
             ]
 | 
						|
             (toAscList m)
 | 
						|
         )
 | 
						|
 ]
 | 
						|
 | 
						|
-- | Given a list of postings, return an account name tree and three query
 | 
						|
-- functions that fetch postings, subaccount-excluding-balance and
 | 
						|
-- subaccount-including-balance by account name.
 | 
						|
groupPostings :: [Posting] -> (Tree AccountName,
 | 
						|
                               (AccountName -> [Posting]),
 | 
						|
                               (AccountName -> MixedAmount),
 | 
						|
                               (AccountName -> MixedAmount))
 | 
						|
groupPostings ps = (ant, psof, exclbalof, inclbalof)
 | 
						|
    where
 | 
						|
      anames = sort $ nub $ map paccount ps
 | 
						|
      ant = accountNameTreeFrom $ expandAccountNames anames
 | 
						|
      allanames = flatten ant
 | 
						|
      pmap = Map.union (postingsByAccount ps) (Map.fromList [(a,[]) | a <- allanames])
 | 
						|
      psof = (pmap !)
 | 
						|
      balmap = Map.fromList $ flatten $ calculateBalances ant psof
 | 
						|
      exclbalof = fst . (balmap !)
 | 
						|
      inclbalof = snd . (balmap !)
 | 
						|
 | 
						|
-- | Add subaccount-excluding and subaccount-including balances to a tree
 | 
						|
-- of account names somewhat efficiently, given a function that looks up
 | 
						|
-- transactions by account name.
 | 
						|
calculateBalances :: Tree AccountName -> (AccountName -> [Posting]) -> Tree (AccountName, (MixedAmount, MixedAmount))
 | 
						|
calculateBalances ant psof = addbalances ant
 | 
						|
    where
 | 
						|
      addbalances (Node a subs) = Node (a,(bal,bal+subsbal)) subs'
 | 
						|
          where
 | 
						|
            bal         = sumPostings $ psof a
 | 
						|
            subsbal     = sum $ map (snd . snd . root) subs'
 | 
						|
            subs'       = map addbalances subs
 | 
						|
 | 
						|
-- | Convert a list of postings to a map from account name to that
 | 
						|
-- account's postings.
 | 
						|
postingsByAccount :: [Posting] -> Map.Map AccountName [Posting]
 | 
						|
postingsByAccount ps = m'
 | 
						|
    where
 | 
						|
      sortedps = sortBy (comparing paccount) ps
 | 
						|
      groupedps = groupBy (\p1 p2 -> paccount p1 == paccount p2) sortedps
 | 
						|
      m' = Map.fromList [(paccount $ head g, g) | g <- groupedps]
 | 
						|
 | 
						|
-- debug helpers
 | 
						|
-- traceAmountPrecision a = trace (show $ map (precision . commodity) $ amounts a) a
 | 
						|
-- tracePostingsCommodities ps = trace (show $ map ((map (precision . commodity) . amounts) . pamount) ps) ps
 | 
						|
 | 
						|
-- tests
 | 
						|
 | 
						|
-- A sample journal for testing, similar to data/sample.journal:
 | 
						|
--
 | 
						|
-- 2008/01/01 income
 | 
						|
--     assets:bank:checking  $1
 | 
						|
--     income:salary
 | 
						|
--
 | 
						|
-- 2008/06/01 gift
 | 
						|
--     assets:bank:checking  $1
 | 
						|
--     income:gifts
 | 
						|
--
 | 
						|
-- 2008/06/02 save
 | 
						|
--     assets:bank:saving  $1
 | 
						|
--     assets:bank:checking
 | 
						|
--
 | 
						|
-- 2008/06/03 * eat & shop
 | 
						|
--     expenses:food      $1
 | 
						|
--     expenses:supplies  $1
 | 
						|
--     assets:cash
 | 
						|
--
 | 
						|
-- 2008/12/31 * pay off
 | 
						|
--     liabilities:debts  $1
 | 
						|
--     assets:bank:checking
 | 
						|
--
 | 
						|
Right samplejournal = journalBalanceTransactions $ Journal
 | 
						|
          [] 
 | 
						|
          [] 
 | 
						|
          [
 | 
						|
           txnTieKnot $ Transaction {
 | 
						|
             tdate=parsedate "2008/01/01",
 | 
						|
             teffectivedate=Nothing,
 | 
						|
             tstatus=False,
 | 
						|
             tcode="",
 | 
						|
             tdescription="income",
 | 
						|
             tcomment="",
 | 
						|
             ttags=[],
 | 
						|
             tpostings=[
 | 
						|
              Posting {
 | 
						|
                pstatus=False,
 | 
						|
                paccount="assets:bank:checking",
 | 
						|
                pamount=(Mixed [dollars 1]),
 | 
						|
                pcomment="",
 | 
						|
                ptype=RegularPosting,
 | 
						|
                ptags=[],
 | 
						|
                ptransaction=Nothing
 | 
						|
              },
 | 
						|
              Posting {
 | 
						|
                pstatus=False,
 | 
						|
                paccount="income:salary",
 | 
						|
                pamount=(missingmixedamt),
 | 
						|
                pcomment="",
 | 
						|
                ptype=RegularPosting,
 | 
						|
                ptags=[],
 | 
						|
                ptransaction=Nothing
 | 
						|
              }
 | 
						|
             ],
 | 
						|
             tpreceding_comment_lines=""
 | 
						|
           }
 | 
						|
          ,
 | 
						|
           txnTieKnot $ Transaction {
 | 
						|
             tdate=parsedate "2008/06/01",
 | 
						|
             teffectivedate=Nothing,
 | 
						|
             tstatus=False,
 | 
						|
             tcode="",
 | 
						|
             tdescription="gift",
 | 
						|
             tcomment="",
 | 
						|
             ttags=[],
 | 
						|
             tpostings=[
 | 
						|
              Posting {
 | 
						|
                pstatus=False,
 | 
						|
                paccount="assets:bank:checking",
 | 
						|
                pamount=(Mixed [dollars 1]),
 | 
						|
                pcomment="",
 | 
						|
                ptype=RegularPosting,
 | 
						|
                ptags=[],
 | 
						|
                ptransaction=Nothing
 | 
						|
              },
 | 
						|
              Posting {
 | 
						|
                pstatus=False,
 | 
						|
                paccount="income:gifts",
 | 
						|
                pamount=(missingmixedamt),
 | 
						|
                pcomment="",
 | 
						|
                ptype=RegularPosting,
 | 
						|
                ptags=[],
 | 
						|
                ptransaction=Nothing
 | 
						|
              }
 | 
						|
             ],
 | 
						|
             tpreceding_comment_lines=""
 | 
						|
           }
 | 
						|
          ,
 | 
						|
           txnTieKnot $ Transaction {
 | 
						|
             tdate=parsedate "2008/06/02",
 | 
						|
             teffectivedate=Nothing,
 | 
						|
             tstatus=False,
 | 
						|
             tcode="",
 | 
						|
             tdescription="save",
 | 
						|
             tcomment="",
 | 
						|
             ttags=[],
 | 
						|
             tpostings=[
 | 
						|
              Posting {
 | 
						|
                pstatus=False,
 | 
						|
                paccount="assets:bank:saving",
 | 
						|
                pamount=(Mixed [dollars 1]),
 | 
						|
                pcomment="",
 | 
						|
                ptype=RegularPosting,
 | 
						|
                ptags=[],
 | 
						|
                ptransaction=Nothing
 | 
						|
              },
 | 
						|
              Posting {
 | 
						|
                pstatus=False,
 | 
						|
                paccount="assets:bank:checking",
 | 
						|
                pamount=(Mixed [dollars (-1)]),
 | 
						|
                pcomment="",
 | 
						|
                ptype=RegularPosting,
 | 
						|
                ptags=[],
 | 
						|
                ptransaction=Nothing
 | 
						|
              }
 | 
						|
             ],
 | 
						|
             tpreceding_comment_lines=""
 | 
						|
           }
 | 
						|
          ,
 | 
						|
           txnTieKnot $ Transaction {
 | 
						|
             tdate=parsedate "2008/06/03",
 | 
						|
             teffectivedate=Nothing,
 | 
						|
             tstatus=True,
 | 
						|
             tcode="",
 | 
						|
             tdescription="eat & shop",
 | 
						|
             tcomment="",
 | 
						|
             ttags=[],
 | 
						|
             tpostings=[
 | 
						|
              Posting {
 | 
						|
                pstatus=False,
 | 
						|
                paccount="expenses:food",
 | 
						|
                pamount=(Mixed [dollars 1]),
 | 
						|
                pcomment="",
 | 
						|
                ptype=RegularPosting,
 | 
						|
                ptags=[],
 | 
						|
                ptransaction=Nothing
 | 
						|
              },
 | 
						|
              Posting {
 | 
						|
                pstatus=False,
 | 
						|
                paccount="expenses:supplies",
 | 
						|
                pamount=(Mixed [dollars 1]),
 | 
						|
                pcomment="",
 | 
						|
                ptype=RegularPosting,
 | 
						|
                ptags=[],
 | 
						|
                ptransaction=Nothing
 | 
						|
              },
 | 
						|
              Posting {
 | 
						|
                pstatus=False,
 | 
						|
                paccount="assets:cash",
 | 
						|
                pamount=(missingmixedamt),
 | 
						|
                pcomment="",
 | 
						|
                ptype=RegularPosting,
 | 
						|
                ptags=[],
 | 
						|
                ptransaction=Nothing
 | 
						|
              }
 | 
						|
             ],
 | 
						|
             tpreceding_comment_lines=""
 | 
						|
           }
 | 
						|
          ,
 | 
						|
           txnTieKnot $ Transaction {
 | 
						|
             tdate=parsedate "2008/12/31",
 | 
						|
             teffectivedate=Nothing,
 | 
						|
             tstatus=False,
 | 
						|
             tcode="",
 | 
						|
             tdescription="pay off",
 | 
						|
             tcomment="",
 | 
						|
             ttags=[],
 | 
						|
             tpostings=[
 | 
						|
              Posting {
 | 
						|
                pstatus=False,
 | 
						|
                paccount="liabilities:debts",
 | 
						|
                pamount=(Mixed [dollars 1]),
 | 
						|
                pcomment="",
 | 
						|
                ptype=RegularPosting,
 | 
						|
                ptags=[],
 | 
						|
                ptransaction=Nothing
 | 
						|
              },
 | 
						|
              Posting {
 | 
						|
                pstatus=False,
 | 
						|
                paccount="assets:bank:checking",
 | 
						|
                pamount=(Mixed [dollars (-1)]),
 | 
						|
                pcomment="",
 | 
						|
                ptype=RegularPosting,
 | 
						|
                ptags=[],
 | 
						|
                ptransaction=Nothing
 | 
						|
              }
 | 
						|
             ],
 | 
						|
             tpreceding_comment_lines=""
 | 
						|
           }
 | 
						|
          ]
 | 
						|
          []
 | 
						|
          []
 | 
						|
          ""
 | 
						|
          nullctx
 | 
						|
          []
 | 
						|
          (TOD 0 0)
 | 
						|
 | 
						|
tests_Hledger_Data_Journal = TestList $
 | 
						|
    tests_journalAccountInfo
 | 
						|
  -- [
 | 
						|
  -- "query standard account types" ~:
 | 
						|
  --  do
 | 
						|
  --   let j = journal1
 | 
						|
  --   journalBalanceSheetAccountNames j `is` ["assets","assets:a","equity","equity:q","equity:q:qq","liabilities","liabilities:l"]
 | 
						|
  --   journalProfitAndLossAccountNames j `is` ["expenses","expenses:e","income","income:i"]
 | 
						|
 -- ]
 |