From 0ab6903f1d2a2894baff6a81615f3f58ea8fd2ad Mon Sep 17 00:00:00 2001
From: EuAndreh <eu@euandre.org>
Date: Tue, 11 Feb 2025 11:50:58 -0300
Subject: src/gobang.go: Add PanicIf() companion to Must()

---
 src/gobang.go   |  5 ++++-
 tests/gobang.go | 22 ++++++++++++++++++++++
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/src/gobang.go b/src/gobang.go
index 73f42c5..2985d19 100644
--- a/src/gobang.go
+++ b/src/gobang.go
@@ -65,11 +65,14 @@ var (
 
 
 
-func Must[T any](x T, err error) T {
+func PanicIf(err error) {
 	if err != nil {
 		panic(err)
 	}
+}
 
+func Must[T any](x T, err error) T {
+	PanicIf(err)
 	return x
 }
 
diff --git a/tests/gobang.go b/tests/gobang.go
index c1286cd..32f6d99 100644
--- a/tests/gobang.go
+++ b/tests/gobang.go
@@ -15,6 +15,27 @@ import (
 
 
 
+func test_PanicIf() {
+	TestStart("PanicIf()")
+
+	myErr := errors.New("test error")
+
+
+	Testing("noop when error is nil", func() {
+		var err error
+		PanicIf(err)
+		PanicIf(nil)
+	})
+
+	Testing("panic when we have an error", func() {
+		defer func() {
+			TAssertEqual(recover(), myErr)
+		}()
+		PanicIf(myErr)
+		TErrorNil(nil)
+	})
+}
+
 func test_Must() {
 	TestStart("Must()")
 
@@ -1333,6 +1354,7 @@ func test_setHostname() {
 func MainTest() {
 	Init()
 
+	test_PanicIf()
 	test_Must()
 	test_Clamp()
 	test_ValidateSQLTablePrefix()
-- 
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