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refactor parseWithCtx utility

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Simon Michael 2009-06-20 03:59:37 +00:00
parent d98d136fc7
commit 4e5d463927
2 changed files with 13 additions and 13 deletions
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3
Ledger/Utils.hs
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@ -238,6 +238,9 @@ tracewith f e = trace (f e) e
parsewith :: Parser a -> String -> Either ParseError a parsewith :: Parser a -> String -> Either ParseError a
parsewith p ts = parse p "" ts parsewith p ts = parse p "" ts
parseWithCtx :: b -> GenParser Char b a -> String -> Either ParseError a
parseWithCtx ctx p ts = runParser p ctx "" ts
fromparse :: Either ParseError a -> a fromparse :: Either ParseError a -> a
fromparse = either (\e -> error $ "parse error at "++(show e)) id fromparse = either (\e -> error $ "parse error at "++(show e)) id

23
Tests.hs
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@ -247,9 +247,6 @@ a `is` e = assertEqual "" e a
parseis :: (Show a, Eq a) => (Either ParseError a) -> a -> Assertion parseis :: (Show a, Eq a) => (Either ParseError a) -> a -> Assertion
parse `parseis` expected = either printParseError (`is` expected) parse parse `parseis` expected = either printParseError (`is` expected) parse
parseWithCtx :: GenParser Char LedgerFileCtx a -> String -> Either ParseError a
parseWithCtx p ts = runParser p emptyCtx "" ts
------------------------------------------------------------------------------ ------------------------------------------------------------------------------
-- | Tests for any function or topic. Mostly ordered by test name. -- | Tests for any function or topic. Mostly ordered by test name.
tests :: [Test] tests :: [Test]
@ -622,20 +619,20 @@ tests = [
return () return ()
,"ledgerFile" ~: do ,"ledgerFile" ~: do
assertBool "ledgerFile should parse an empty file" $ (isRight $ parseWithCtx ledgerFile "") assertBool "ledgerFile should parse an empty file" $ (isRight $ parseWithCtx emptyCtx ledgerFile "")
r <- rawLedgerFromString "" -- don't know how to get it from ledgerFile r <- rawLedgerFromString "" -- don't know how to get it from ledgerFile
assertBool "ledgerFile parsing an empty file should give an empty ledger" $ null $ ledger_txns r assertBool "ledgerFile parsing an empty file should give an empty ledger" $ null $ ledger_txns r
,"ledgerHistoricalPrice" ~: do ,"ledgerHistoricalPrice" ~: do
parseWithCtx ledgerHistoricalPrice price1_str `parseis` price1 parseWithCtx emptyCtx ledgerHistoricalPrice price1_str `parseis` price1
,"ledgerTransaction" ~: do ,"ledgerTransaction" ~: do
parseWithCtx ledgerTransaction entry1_str `parseis` entry1 parseWithCtx emptyCtx ledgerTransaction entry1_str `parseis` entry1
assertBool "ledgerTransaction should not parse just a date" assertBool "ledgerTransaction should not parse just a date"
$ isLeft $ parseWithCtx ledgerTransaction "2009/1/1\n" $ isLeft $ parseWithCtx emptyCtx ledgerTransaction "2009/1/1\n"
assertBool "ledgerTransaction should require some postings" assertBool "ledgerTransaction should require some postings"
$ isLeft $ parseWithCtx ledgerTransaction "2009/1/1 a\n" $ isLeft $ parseWithCtx emptyCtx ledgerTransaction "2009/1/1 a\n"
let t = parseWithCtx ledgerTransaction "2009/1/1 a ;comment\n b 1\n" let t = parseWithCtx emptyCtx ledgerTransaction "2009/1/1 a ;comment\n b 1\n"
assertBool "ledgerTransaction should not include a comment in the description" assertBool "ledgerTransaction should not include a comment in the description"
$ either (const False) ((== "a") . ltdescription) t $ either (const False) ((== "a") . ltdescription) t
@ -646,7 +643,7 @@ tests = [
assertBool "ledgeraccountname rejects an empty trailing component" $ (isLeft $ parsewith ledgeraccountname "a:b:") assertBool "ledgeraccountname rejects an empty trailing component" $ (isLeft $ parsewith ledgeraccountname "a:b:")
,"ledgerposting" ~: do ,"ledgerposting" ~: do
parseWithCtx ledgerposting rawposting1_str `parseis` rawposting1 parseWithCtx emptyCtx ledgerposting rawposting1_str `parseis` rawposting1
,"parsedate" ~: do ,"parsedate" ~: do
parsedate "2008/02/03" `is` parsetimewith "%Y/%m/%d" "2008/02/03" sampledate parsedate "2008/02/03" `is` parsetimewith "%Y/%m/%d" "2008/02/03" sampledate
@ -984,8 +981,8 @@ tests = [
] ]
,"postingamount" ~: do ,"postingamount" ~: do
parseWithCtx postingamount " $47.18" `parseis` Mixed [dollars 47.18] parseWithCtx emptyCtx postingamount " $47.18" `parseis` Mixed [dollars 47.18]
parseWithCtx postingamount " $1." `parseis` parseWithCtx emptyCtx postingamount " $1." `parseis`
Mixed [Amount (Commodity {symbol="$",side=L,spaced=False,comma=False,precision=0}) 1 Nothing] Mixed [Amount (Commodity {symbol="$",side=L,spaced=False,comma=False,precision=0}) 1 Nothing]
] ]
@ -1405,5 +1402,5 @@ rawLedgerWithAmounts as =
[] []
"" ""
"" ""
where parse = fromparse . parseWithCtx postingamount . (" "++) where parse = fromparse . parseWithCtx emptyCtx postingamount . (" "++)