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dev: clarify showAmountB

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Simon Michael 2023-08-24 17:30:33 +01:00
parent 28cdcd1bfd
commit 35c0fd692c
1 changed files with 3 additions and 1 deletions
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4
hledger-lib/Hledger/Data/Amount.hs
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@ -463,13 +463,15 @@ showAmountB opts a@Amount{astyle=style} =
L -> showC (wbFromText c) space <> quantity' <> price
R -> quantity' <> showC space (wbFromText c) <> price
where
color = if displayColour opts && isNegativeAmount a then colorB Dull Red else id
quantity = showamountquantity $ if displayThousandsSep opts then a else a{astyle=(astyle a){asdigitgroups=Nothing}}
(quantity',c) | amountLooksZero a && not (displayZeroCommodity opts) = (WideBuilder (TB.singleton '0') 1,"")
| otherwise = (quantity, quoteCommoditySymbolIfNeeded $ acommodity a)
space = if not (T.null c) && ascommodityspaced style then WideBuilder (TB.singleton ' ') 1 else mempty
-- concatenate these texts,
-- or return the empty text if there's a commodity display order. XXX why ?
showC l r = if isJust (displayOrder opts) then mempty else l <> r
price = if displayPrice opts then showAmountPrice a else mempty
color = if displayColour opts && isNegativeAmount a then colorB Dull Red else id
-- | Colour version. For a negative amount, adds ANSI codes to change the colour,
-- currently to hard-coded red.