add failing test case
This commit is contained in:
Simon Michael
parent
6ea439cf91
commit
361049003f
295
hledger.hs
295
hledger.hs
@ -1,156 +1,20 @@
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-- hledger - ledger-like money management utilities
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-- GPLv3, (c) Simon Michael & contributors,
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-- ledger is at http://newartisans.com/ledger.html
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import Debug.Trace
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import System.Directory (getHomeDirectory)
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import System.Environment (getEnv)
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import Control.Exception (assert)
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import Text.ParserCombinators.Parsec
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import qualified Text.ParserCombinators.Parsec.Token as P
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import Text.ParserCombinators.Parsec.Language
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--import TildeExpand -- confuses my ghc 6.7
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-- sample data
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sample_entry = "\
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\2007/01/27 * joes diner\n\
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\ expenses:food:dining $10.00\n\
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\ expenses:gifts $10.00\n\
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\ assets:checking $-20.00\n\
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\\n\" --"
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sample_entry2 = "\
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\2007/01/28 coopportunity\n\
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\ expenses:food:groceries $47.18\n\
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\ assets:checking\n\
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\\n" --"
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sample_entry3 = "\
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\2007/01/01 * opening balance\n\
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\ assets:cash $4.82\n\
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\ equity:opening balances\n\
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\\n\
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\2007/01/01 * opening balance\n\
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\ assets:cash $4.82\n\
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\ equity:opening balances\n\
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\\n\
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\2007/01/28 coopportunity\n\
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\ expenses:food:groceries $47.18\n\
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\ assets:checking\n\
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\\n" --"
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sample_periodic_entry = "\
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\~ monthly from 2007/2/2\n\
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\ assets:saving $200.00\n\
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\ assets:checking\n\
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\\n" --"
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sample_periodic_entry2 = "\
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\~ monthly from 2007/2/2\n\
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\ assets:saving $200.00 ;auto savings\n\
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\ assets:checking\n\
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\\n" --"
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sample_periodic_entry3 = "\
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\~ monthly from 2007/01/01\n\
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\ assets:cash $4.82\n\
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\ equity:opening balances\n\
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\\n\
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\~ monthly from 2007/01/01\n\
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\ assets:cash $4.82\n\
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\ equity:opening balances\n\
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\\n" --"
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sample_transaction = " expenses:food:dining $10.00\n"
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sample_transaction2 = " assets:checking\n"
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sample_ledger = "\
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\\n\
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\2007/01/27 * joes diner\n\
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\ expenses:food:dining $10.00\n\
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\ expenses:gifts $10.00\n\
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\ assets:checking $-20.00\n\
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\\n\
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\\n\
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\2007/01/28 coopportunity\n\
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\ expenses:food:groceries $47.18\n\
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\ assets:checking $-47.18\n\
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\\n\
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\" --"
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sample_ledger2 = "\
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\;comment\n\
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\2007/01/27 * joes diner\n\
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\ expenses:food:dining $10.00\n\
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\ assets:checking $-47.18\n\
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\\n" --"
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sample_ledger3 = "\
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\2007/01/27 * joes diner\n\
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\ expenses:food:dining $10.00\n\
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\;intra-entry comment\n\
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\ assets:checking $-47.18\n\
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\\n" --"
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sample_ledger4 = "\
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\!include \"somefile\"\n\
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\2007/01/27 * joes diner\n\
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\ expenses:food:dining $10.00\n\
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\ assets:checking $-47.18\n\
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\\n" --"
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sample_ledger5 = ""
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-- a data model
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data Ledger = Ledger {
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modifier_entries :: [ModifierEntry],
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periodic_entries :: [PeriodicEntry],
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entries :: [Entry]
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} deriving (Show, Eq)
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data Entry = Entry {
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date :: Date,
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status :: Bool,
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code :: String,
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description :: String,
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transactions :: [Transaction]
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} deriving (Show, Eq)
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data ModifierEntry = ModifierEntry {
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valueexpr :: String,
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m_transactions :: [Transaction]
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} deriving (Show, Eq)
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data PeriodicEntry = PeriodicEntry {
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periodexpr :: String,
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p_transactions :: [Transaction]
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} deriving (Show, Eq)
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data Transaction = Transaction {
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account :: Account,
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amount :: Amount
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} deriving (Show, Eq)
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data Amount = Amount {
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currency :: String,
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quantity :: Float
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} deriving (Read, Show, Eq)
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type Date = String
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type Account = String
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-- ledger file parsing
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-- struggling.. easier with a token parser ?
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-- here's the ledger 2.5 grammar:
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{-
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"The ledger file format is quite simple, but also very flexible. It supports many options,
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though typically the user can ignore most of them. They are summarized below.
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The initial character of each line determines what the line means, and how it should be
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interpreted. Allowable initial characters are:
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"The ledger file format is quite simple, but also very flexible. It supports
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many options, though typically the user can ignore most of them. They are
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summarized below. The initial character of each line determines what the
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line means, and how it should be interpreted. Allowable initial characters
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are:
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NUMBER A line beginning with a number denotes an entry. It may be followed by any
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number of lines, each beginning with whitespace, to denote the entry’s account
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transactions. The format of the first line is:
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DATE[=EDATE] [*|!] [(CODE)] DESC
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If ‘*’ appears after the date (with optional effective date), it indicates the entry
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is “cleared”, which can mean whatever the user wants it t omean. If ‘!’ appears
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after the date, it indicates d the entry is “pending”; i.e., tentatively cleared from
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@ -235,7 +99,153 @@ i, o, b, h
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timelog files."
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-}
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import Debug.Trace
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import System.Directory (getHomeDirectory)
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import System.Environment (getEnv)
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import Control.Exception (assert)
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import Text.ParserCombinators.Parsec
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import qualified Text.ParserCombinators.Parsec.Token as P
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import Text.ParserCombinators.Parsec.Language
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--import TildeExpand -- confuses my ghc 6.7
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-- sample data
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sample_entry = "\
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\2007/01/27 * joes diner\n\
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\ expenses:food:dining $10.00\n\
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\ expenses:gifts $10.00\n\
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\ assets:checking $-20.00\n\
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\\n" --"
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sample_entry2 = "\
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\2007/01/28 coopportunity\n\
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\ expenses:food:groceries $47.18\n\
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\ assets:checking\n\
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\\n" --"
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sample_entry3 = "\
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\2007/01/01 * opening balance\n\
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\ assets:cash $4.82\n\
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\ equity:opening balances\n\
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\\n\
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\2007/01/01 * opening balance\n\
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\ assets:cash $4.82\n\
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\ equity:opening balances\n\
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\\n\
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\2007/01/28 coopportunity\n\
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\ expenses:food:groceries $47.18\n\
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\ assets:checking\n\
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\\n" --"
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sample_periodic_entry = "\
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\~ monthly from 2007/2/2\n\
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\ assets:saving $200.00\n\
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\ assets:checking\n\
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\\n" --"
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sample_periodic_entry2 = "\
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\~ monthly from 2007/2/2\n\
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\ assets:saving $200.00 ;auto savings\n\
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\ assets:checking\n\
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\\n" --"
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sample_periodic_entry3 = "\
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\~ monthly from 2007/01/01\n\
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\ assets:cash $4.82\n\
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\ equity:opening balances\n\
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\\n\
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\~ monthly from 2007/01/01\n\
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\ assets:cash $4.82\n\
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\ equity:opening balances\n\
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\\n" --"
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sample_transaction = " expenses:food:dining $10.00\n"
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sample_transaction2 = " assets:checking\n"
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sample_ledger = "\
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\\n\
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\2007/01/27 * joes diner\n\
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\ expenses:food:dining $10.00\n\
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\ expenses:gifts $10.00\n\
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\ assets:checking $-20.00\n\
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\\n\
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\\n\
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\2007/01/28 coopportunity\n\
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\ expenses:food:groceries $47.18\n\
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\ assets:checking $-47.18\n\
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\\n\
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\" --"
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sample_ledger2 = "\
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\;comment\n\
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\2007/01/27 * joes diner\n\
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\ expenses:food:dining $10.00\n\
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\ assets:checking $-47.18\n\
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\\n" --"
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sample_ledger3 = "\
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\2007/01/27 * joes diner\n\
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\ expenses:food:dining $10.00\n\
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\;intra-entry comment\n\
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\ assets:checking $-47.18\n\
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\\n" --"
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sample_ledger4 = "\
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\!include \"somefile\"\n\
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\2007/01/27 * joes diner\n\
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\ expenses:food:dining $10.00\n\
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\ assets:checking $-47.18\n\
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\\n" --"
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sample_ledger5 = ""
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sample_ledger6 = "\
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\~ monthly from 2007/1/21\n\
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\ expenses:entertainment $16.23 ;netflix\n\
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\ assets:checking\n\
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\\n\
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\; 2007/01/01 * opening balance\n\
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\; assets:saving $200.04\n\
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\; equity:opening balances \n\
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\\n" --"
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-- a data model
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data Ledger = Ledger {
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modifier_entries :: [ModifierEntry],
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periodic_entries :: [PeriodicEntry],
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entries :: [Entry]
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} deriving (Show, Eq)
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data ModifierEntry = ModifierEntry {
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valueexpr :: String,
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m_transactions :: [Transaction]
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} deriving (Show, Eq)
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data PeriodicEntry = PeriodicEntry {
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periodexpr :: String,
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p_transactions :: [Transaction]
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} deriving (Show, Eq)
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data Entry = Entry {
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date :: Date,
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status :: Bool,
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code :: String,
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description :: String,
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transactions :: [Transaction]
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} deriving (Show, Eq)
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data Transaction = Transaction {
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account :: Account,
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amount :: Amount
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} deriving (Show, Eq)
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data Amount = Amount {
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currency :: String,
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quantity :: Float
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} deriving (Read, Show, Eq)
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type Date = String
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type Account = String
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-- ledger file parsing
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-- struggling.. easier with a token parser ?
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ledgerLanguageDef = LanguageDef {
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commentStart = ""
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, commentEnd = ""
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@ -369,6 +379,7 @@ main = do
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showParseResult (parse ledger "" sample_ledger3)
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showParseResult (parse ledger "" sample_ledger4)
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showParseResult (parse ledger "" sample_ledger5)
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showParseResult (parse ledger "" sample_ledger6)
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showParseResult (parse ledger "" sample_periodic_entry)
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showParseResult (parse ledger "" sample_periodic_entry2)
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parseMyLedgerFile >>= showParseResult
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