From 23e048793401900c8d1768b4ffb0fc4ff623ef3e Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Fri, 17 May 2024 15:13:11 -0400
Subject: ci: Surface compiler warnings/errors as GitHub actions messages

---
 .github/diag.sh | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100755 .github/diag.sh

(limited to '.github/diag.sh')

diff --git a/.github/diag.sh b/.github/diag.sh
new file mode 100755
index 0000000..942487a
--- /dev/null
+++ b/.github/diag.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+# Copyright © Tavian Barnes <tavianator@tavianator.com>
+# SPDX-License-Identifier: 0BSD
+
+# Convert compiler diagnostics to GitHub Actions messages
+# https://docs.github.com/en/actions/using-workflows/workflow-commands-for-github-actions#setting-a-warning-message
+
+set -eu
+
+filter() {
+    sed -E 's/^(([^:]*):([^:]*):([^:]*): (warning|error): (.*))$/::\5 file=\2,line=\3,col=\4,title=Compiler \5::\6\
+\1/'
+}
+
+"$@" 2> >(filter >&2) | filter
-- 
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