From 13c4643a0992dc6e7ec21fb13fbaa856799643f1 Mon Sep 17 00:00:00 2001
From: Simon Michael <simon@joyful.com>
Date: Tue, 30 May 2017 13:03:52 -0700
Subject: [PATCH] tools: make ghci-prof starts GHCI in profiling mode, can use
 traceStack

---
 Makefile | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Makefile b/Makefile
index 8ad3590a2..c403af65e 100644
--- a/Makefile
+++ b/Makefile
@@ -805,6 +805,11 @@ ghci: \
 # 	 	$(call def-help,ghci, start a GHCI REPL and load the hledger-lib and hledger packages)
 	$(STACK) exec -- $(GHCI) $(BUILDFLAGS) hledger/Hledger/Cli/Main.hs
 
+ghci-prof: \
+# 	 	$(call def-help,ghci, start a GHCI REPL and load the hledger-lib and hledger packages, with profiling information)
+	stack build --profile hledger --only-dependencies
+	$(STACK) exec -- $(GHCI) $(BUILDFLAGS) -fexternal-interpreter -prof -fprof-auto hledger/Hledger/Cli/Main.hs
+
 ghci-dev: \
 # 	 	$(call def-help,ghci, start a GHCI REPL and load the dev.hs script plus hledger-lib and hledger)
 	$(STACK) exec -- $(GHCI) $(BUILDFLAGS) -fno-warn-unused-imports -fno-warn-unused-binds dev.hs