From 347655fda0a6f926ff23a7cd9f0af7f2639be02a Mon Sep 17 00:00:00 2001
From: Aidan Reilly <74046732+aireilly@users.noreply.github.com>
Date: Tue, 29 Oct 2024 15:45:16 +0000
Subject: [PATCH] Adding trailing backslash rule

---
 .../TrailingBackslash/.vale.ini               |  5 ++
 .../TrailingBackslash/testinvalid.adoc        | 11 +++++
 .../TrailingBackslash/testvalid.adoc          | 46 +++++++++++++++++++
 .../OpenShiftAsciiDoc/TrailingBackslash.yml   |  9 ++++
 4 files changed, 71 insertions(+)
 create mode 100644 .vale/fixtures/OpenShiftAsciiDoc/TrailingBackslash/.vale.ini
 create mode 100644 .vale/fixtures/OpenShiftAsciiDoc/TrailingBackslash/testinvalid.adoc
 create mode 100644 .vale/fixtures/OpenShiftAsciiDoc/TrailingBackslash/testvalid.adoc
 create mode 100644 .vale/styles/OpenShiftAsciiDoc/TrailingBackslash.yml

diff --git a/.vale/fixtures/OpenShiftAsciiDoc/TrailingBackslash/.vale.ini b/.vale/fixtures/OpenShiftAsciiDoc/TrailingBackslash/.vale.ini
new file mode 100644
index 00000000..77b01392
--- /dev/null
+++ b/.vale/fixtures/OpenShiftAsciiDoc/TrailingBackslash/.vale.ini
@@ -0,0 +1,5 @@
+; Vale configuration file to test the `TrailingBackslash` rule
+StylesPath = ../../../styles
+MinAlertLevel = suggestion
+[*.adoc]
+OpenShiftAsciiDoc.TrailingBackslash = YES
diff --git a/.vale/fixtures/OpenShiftAsciiDoc/TrailingBackslash/testinvalid.adoc b/.vale/fixtures/OpenShiftAsciiDoc/TrailingBackslash/testinvalid.adoc
new file mode 100644
index 00000000..05e1e31b
--- /dev/null
+++ b/.vale/fixtures/OpenShiftAsciiDoc/TrailingBackslash/testinvalid.adoc
@@ -0,0 +1,11 @@
+//vale-fixture
+[source,terminal]
+----
+oc get my lunch\
+----
+
+//vale-fixture
+[source,terminal]
+----
+C:\Program Files\
+----
diff --git a/.vale/fixtures/OpenShiftAsciiDoc/TrailingBackslash/testvalid.adoc b/.vale/fixtures/OpenShiftAsciiDoc/TrailingBackslash/testvalid.adoc
new file mode 100644
index 00000000..0c456462
--- /dev/null
+++ b/.vale/fixtures/OpenShiftAsciiDoc/TrailingBackslash/testvalid.adoc
@@ -0,0 +1,46 @@
+[source,terminal]
+----
+$ oc get my lunch
+----
+
+[source,terminal]
+----
+# oc get my lunch
+----
+
+.Example
+[source,terminal]
+----
+$ az role assignment create --role "<privileged_role>" \// <1>
+----
+
+[source,terminal]
+----
+sh-4.2# chroot /host
+----
+
+[source,terminal]
+----
+.
+├── CODEOWNERS
+├── README.md
+└── scripts
+    └── validate-vale-rules.sh
+----
+
+[source,terminal]
+----
+(undercloud)$ cd go/to/path
+----
+
+[source,yaml]
+----
+include::yaml/boundary-clock-ptp-config.yaml[]
+----
+
+.Example
+[source,terminal]
+----
+$ az role assignment \
+  create --role "<privileged_role>"
+----
diff --git a/.vale/styles/OpenShiftAsciiDoc/TrailingBackslash.yml b/.vale/styles/OpenShiftAsciiDoc/TrailingBackslash.yml
new file mode 100644
index 00000000..893ba6c0
--- /dev/null
+++ b/.vale/styles/OpenShiftAsciiDoc/TrailingBackslash.yml
@@ -0,0 +1,9 @@
+---
+extends: existence
+scope: raw
+level: error
+message: "Codeblock contains unescaped trailing backslash."
+action:
+  name: remove
+raw:
+  - '(?<!^----\n.+\n+\w+)(?<!\\)\\\n'