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lib: Parser now accepts .. as a synonym for to in date ranges.

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Stephen Morgan 2020-06-05 11:45:03 +10:00 committed by Simon Michael
parent 935abd1842
commit be25fe360e
2 changed files with 26 additions and 24 deletions
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18
hledger-lib/Hledger/Data/Dates.hs
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@ -912,7 +912,7 @@ lastthisnextthing = do
-- resolving any relative start/end dates (only; it is not needed for
-- parsing the reporting interval).
--
-- >>> let p = parsePeriodExpr (parsedate "2008/11/26")
-- >>> let p = parsePeriodExpr (parsedate "2008-11-26")
-- >>> p "from Aug to Oct"
-- Right (NoInterval,DateSpan 2008-08-01..2008-09-30)
-- >>> p "aug to oct"
@ -927,15 +927,17 @@ lastthisnextthing = do
-- Right (DayOfMonth 2,DateSpan ..)
-- >>> p "every 2nd day"
-- Right (DayOfMonth 2,DateSpan ..)
-- >>> p "every 2nd day 2009.."
-- Right (DayOfMonth 2,DateSpan 2009-01-01..)
-- >>> p "every 2nd day 2009-"
-- Right (DayOfMonth 2,DateSpan 2009-01-01..)
-- >>> p "every 29th Nov"
-- Right (DayOfYear 11 29,DateSpan ..)
-- >>> p "every 29th nov -2009"
-- >>> p "every 29th nov ..2009"
-- Right (DayOfYear 11 29,DateSpan ..2008-12-31)
-- >>> p "every nov 29th"
-- Right (DayOfYear 11 29,DateSpan ..)
-- >>> p "every Nov 29th 2009-"
-- >>> p "every Nov 29th 2009.."
-- Right (DayOfYear 11 29,DateSpan 2009-01-01..)
-- >>> p "every 11/29 from 2009"
-- Right (DayOfYear 11 29,DateSpan 2009-01-01..)
@ -951,9 +953,9 @@ lastthisnextthing = do
-- Right (DayOfMonth 2,DateSpan ..)
-- >>> p "every 2nd day"
-- Right (DayOfMonth 2,DateSpan ..)
-- >>> p "every 2nd day 2009-"
-- >>> p "every 2nd day 2009.."
-- Right (DayOfMonth 2,DateSpan 2009-01-01..)
-- >>> p "every 2nd day of month 2009-"
-- >>> p "every 2nd day of month 2009.."
-- Right (DayOfMonth 2,DateSpan 2009-01-01..)
periodexprp :: Day -> TextParser m (Interval, DateSpan)
periodexprp rdate = do
@ -1072,7 +1074,7 @@ doubledatespanp rdate = do
optional (string' "from" >> skipMany spacenonewline)
b <- smartdate
skipMany spacenonewline
optional (choice [string' "to", string' "-"] >> skipMany spacenonewline)
optional (choice [string' "to", string "..", string' "-"] >> skipMany spacenonewline)
DateSpan (Just $ fixSmartDate rdate b) . Just . fixSmartDate rdate <$> smartdate
fromdatespanp :: Day -> TextParser m DateSpan
@ -1084,14 +1086,14 @@ fromdatespanp rdate = do
,
do
d <- smartdate
string' "-"
choice [string "..", string' "-"]
return d
]
return $ DateSpan (Just $ fixSmartDate rdate b) Nothing
todatespanp :: Day -> TextParser m DateSpan
todatespanp rdate = do
choice [string' "to", string' "until", string' "-"] >> skipMany spacenonewline
choice [string' "to", string' "until", string "..", string' "-"] >> skipMany spacenonewline
DateSpan Nothing . Just . fixSmartDate rdate <$> smartdate
justdatespanp :: Day -> TextParser m DateSpan

14
hledger/hledger.m4.md
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@ -919,14 +919,14 @@ Some notes:
Examples:
| | |
|-------------------|---------------------------------------------------------------------------------------------|
|--------------------|---------------------------------------------------------------------------------------------|
| `-b 2016/3/17` | begin on St. Patrick’s day 2016 |
| `-e 12/1` | end at the start of december 1st of the current year (11/30 will be the last date included) |
| `-b thismonth` | all transactions on or after the 1st of the current month |
| `-p thismonth` | all transactions in the current month |
| `date:2016/3/17-` | the above written as queries instead |
| `date:-12/1` | |
| `date:thismonth-` | |
| `date:2016/3/17..` | the above written as queries instead (`..` can also be replaced with `-`) |
| `date:..12/1` | |
| `date:thismonth..` | |
| `date:thismonth` | |
## Report intervals
@ -951,14 +951,14 @@ hledger always treats start dates as inclusive and end dates as exclusive:
`-p "from 2009/1/1 to 2009/4/1"`
Keywords like "from" and "to" are optional, and so are the spaces, as long
as you don't run two dates together. "to" can also be written as "-".
as you don't run two dates together. "to" can also be written as ".." or "-".
These are equivalent to the above:
| |
|--------------------------|
|---------------------------|
| `-p "2009/1/1 2009/4/1"` |
| `-p2009/1/1to2009/4/1` |
| `-p2009/1/1-2009/4/1` |
| `-p2009/1/1..2009/4/1` |
Dates are [smart dates](#smart-dates), so if the current year is 2009, the
above can also be written as: