style message about missing blank before trailing delimiter;

inspired by mdoclint(1), and jmc@ considers it useful

5 files changed, 14 insertions, 3 deletions

diff --git a/regress/mdoc/Oo/Makefile b/regress/mdoc/Oo/Makefile
index 67bf2449..e98c9475 100644
--- a/regress/mdoc/Oo/Makefile
+++ b/regress/mdoc/Oo/Makefile
@@ -1,5 +1,6 @@
 # $OpenBSD: Makefile,v 1.1 2012/07/07 14:10:55 schwarze Exp $
 
 REGRESS_TARGETS  = punct
+LINT_TARGETS	 = punct
 
 .include <bsd.regress.mk>
diff --git a/regress/mdoc/Oo/punct.in b/regress/mdoc/Oo/punct.in
index 59ea4bb7..80e2da6e 100644
--- a/regress/mdoc/Oo/punct.in
+++ b/regress/mdoc/Oo/punct.in
@@ -1,4 +1,4 @@
-.Dd July 6, 2012
+.Dd June 9, 2017
 .Dt OO-PUNCT 1
 .Os OpenBSD
 .Sh NAME
@@ -21,3 +21,7 @@ at the end:
 .Oo Oo a (
 .Oc |
 .Oc
+.Pp
+missing blank:
+.Oo a.
+.Oc
diff --git a/regress/mdoc/Oo/punct.out_ascii b/regress/mdoc/Oo/punct.out_ascii
index 68addf8d..23fabbcb 100644
--- a/regress/mdoc/Oo/punct.out_ascii
+++ b/regress/mdoc/Oo/punct.out_ascii
@@ -10,4 +10,6 @@ DDEESSCCRRIIPPTTIIOONN
 
      at the end: [[a (] |]
 
-OpenBSD                          July 6, 2012                          OpenBSD
+     missing blank: [a.]
+
+OpenBSD                          June 9, 2017                          OpenBSD
diff --git a/regress/mdoc/Oo/punct.out_lint b/regress/mdoc/Oo/punct.out_lint
new file mode 100644
index 00000000..fa02f065
--- /dev/null
+++ b/regress/mdoc/Oo/punct.out_lint
@@ -0,0 +1 @@
+mandoc: punct.in:26:6: STYLE: no blank before trailing delimiter: Oo a.
diff --git a/regress/mdoc/Oo/punct.out_markdown b/regress/mdoc/Oo/punct.out_markdown
index e6525b1d..6527e5e1 100644
--- a/regress/mdoc/Oo/punct.out_markdown
+++ b/regress/mdoc/Oo/punct.out_markdown
@@ -20,4 +20,7 @@ at the end:
 \[\[a (]
 |]
 
-OpenBSD - July 6, 2012
+missing blank:
+\[a.]
+
+OpenBSD - June 9, 2017