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;lib: styleAmountExceptPrecision

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This commit is contained in:
Simon Michael 2019-10-20 07:08:45 -07:00
parent f09111b8b9
commit b598f30a8a
1 changed files with 8 additions and 0 deletions
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8
hledger-lib/Hledger/Data/Amount.hs
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@ -66,6 +66,7 @@ module Hledger.Data.Amount (
-- ** rendering -- ** rendering
amountstyle, amountstyle,
styleAmount, styleAmount,
styleAmountExceptPrecision,
showAmount, showAmount,
cshowAmount, cshowAmount,
showAmountWithZeroCommodity, showAmountWithZeroCommodity,
@ -368,6 +369,13 @@ styleAmount styles a =
Just s -> a{astyle=s} Just s -> a{astyle=s}
Nothing -> a Nothing -> a
-- | Like styleAmount, but keep the number of decimal places unchanged.
styleAmountExceptPrecision :: M.Map CommoditySymbol AmountStyle -> Amount -> Amount
styleAmountExceptPrecision styles a@Amount{astyle=AmountStyle{asprecision=origp}} =
case M.lookup (acommodity a) styles of
Just s -> a{astyle=s{asprecision=origp}}
Nothing -> a
-- | Get the string representation of an amount, based on its -- | Get the string representation of an amount, based on its
-- commodity's display settings. String representations equivalent to -- commodity's display settings. String representations equivalent to
-- zero are converted to just \"0\". The special "missing" amount is -- zero are converted to just \"0\". The special "missing" amount is