From 63b939a201217fa1293d6187736da92b0dc378dc Mon Sep 17 00:00:00 2001
From: Simon Michael <simon@joyful.com>
Date: Wed, 29 Jan 2025 09:42:26 -1000
Subject: [PATCH] imp:print: --invert now also negates balance
 assertion/assignment amounts [#2314]

---
 hledger-lib/Hledger/Data/Transaction.hs |  4 ++--
 hledger/test/print/print.test           | 16 +++++++---------
 2 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/hledger-lib/Hledger/Data/Transaction.hs b/hledger-lib/Hledger/Data/Transaction.hs
index a937021f4..65b2b51aa 100644
--- a/hledger-lib/Hledger/Data/Transaction.hs
+++ b/hledger-lib/Hledger/Data/Transaction.hs
@@ -483,9 +483,9 @@ transactionMapPostingAmounts f  = transactionMapPostings (postingTransformAmount
 transactionAmounts :: Transaction -> [MixedAmount]
 transactionAmounts = map pamount . tpostings
 
--- | Flip the sign of this transaction's posting amounts.
+-- | Flip the sign of this transaction's posting amounts (and balance assertion amounts).
 transactionNegate :: Transaction -> Transaction
-transactionNegate = transactionMapPostingAmounts negate
+transactionNegate = transactionMapPostings postingNegate
 
 -- | The file path from which this transaction was parsed.
 transactionFile :: Transaction -> FilePath
diff --git a/hledger/test/print/print.test b/hledger/test/print/print.test
index 0ef75c301..c9cece0d9 100644
--- a/hledger/test/print/print.test
+++ b/hledger/test/print/print.test
@@ -39,20 +39,18 @@ $ hledger -f- print --depth 1
 
 >=
 
-# ** 4. print --invert flips signs.
+# ** 4. print --invert flips signs in postings' main and assertion/assignment amounts.
 <
 2025-01-01
-  a   1 A @ 2 B
-  b
-  c   0 C
+  a   1 A @ 2 B = 1 A @ 2 B
+  b             = -2 B
+  c   0 C       = 0
 
 $ hledger -f- print --invert -x
 2025-01-01
-    a      -1 A @ 2 B
-    b             2 B
-    c             0 C
+    a      -1 A @ 2 B = -1 A @ 2 B
+    b             2 B = 2 B
+    c             0 C = 0
 
 >=
 
-
-