fix: print: auto: The print command should always display inferred

amounts for --auto generated postings. (#1276)

hledger/Hledger/Cli/Commands/Print.hs

@@ -15,17 +15,17 @@ module Hledger.Cli.Commands.Print (
 )
 where
 
-import Data.Maybe (isJust)
 import Data.Text (Text)
 import Data.List (intersperse)
 import qualified Data.Text as T
 import qualified Data.Text.IO as T
 import qualified Data.Text.Lazy as TL
 import qualified Data.Text.Lazy.Builder as TB
+import Lens.Micro (_Just, has)
 import System.Console.CmdArgs.Explicit
-import Hledger.Read.CsvReader (CSV, printCSV)
 
 import Hledger
+import Hledger.Read.CsvReader (CSV, printCSV)
 import Hledger.Cli.CliOptions
 import Hledger.Cli.Utils
 
@@ -76,21 +76,27 @@ entriesReportAsText opts = TB.toLazyText . foldMap (TB.fromText . showTransactio
   where
     whichtxn
       -- With -x, use the fully-inferred txn with all amounts & txn prices explicit.
-      | boolopt "explicit" (rawopts_ opts)
+      | boolopt "explicit" (rawopts_ opts) = id
       -- Or also, if any of -B/-V/-X/--value are active.
       -- Because of #551, and because of print -V valuing only one
       -- posting when there's an implicit txn price.
       -- So -B/-V/-X/--value implies -x. Is this ok ?
-        || (isJust . value_ . _rsReportOpts $ reportspec_ opts) = id
+      | has (value . _Just) opts = id
       -- By default, use the original as-written-in-the-journal txn.
       | otherwise = originalTransaction
 
 -- Replace this transaction's postings with the original postings if any, but keep the
--- current possibly rewritten account names.
+-- current possibly rewritten account names, and the inferred values of any auto postings
 originalTransaction t = t { tpostings = map originalPostingPreservingAccount $ tpostings t }
 
--- Get the original posting if any, but keep the current possibly rewritten account name.
-originalPostingPreservingAccount p = (originalPosting p) { paccount = paccount p }
+-- Get the original posting if any, but keep the current possibly rewritten account name, and
+-- the inferred values of any auto postings
+originalPostingPreservingAccount p = orig
+    { paccount = paccount p
+    , pamount = pamount $ if isGenerated then p else orig }
+  where
+    orig = originalPosting p
+    isGenerated = "generated-posting" `elem` map fst (ptags p)
 
 -- XXX
 -- tests_showTransactions = [

hledger/test/print/explicit.test

@@ -112,3 +112,23 @@ hledger -f - print --explicit
 
 >>>2
 >>>=0
+
+# 9. Auto postings are always explicit
+hledger -f - print --auto
+<<<
+= a
+    c  *-0.453
+    d
+
+2021-09-01
+    a    1000 EUR
+    b
+>>>
+2021-09-01  ; modified:
+    a        1000 EUR
+    c        -453 EUR  ; generated-posting: = a
+    d         453 EUR  ; generated-posting: = a
+    b
+
+>>>2
+>>>=0