style message about missing blank before trailing delimiter;

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

4 files changed, 7 insertions, 6 deletions

diff --git a/regress/mdoc/Dv/noarg.in b/regress/mdoc/Dv/noarg.in
index 86155b3a..a2b54d86 100644
--- a/regress/mdoc/Dv/noarg.in
+++ b/regress/mdoc/Dv/noarg.in
@@ -1,4 +1,4 @@
-.Dd July 2, 2014
+.Dd June 9, 2017
 .Dt DV-NOARG 1
 .Os OpenBSD
 .Sh NAME
@@ -6,7 +6,7 @@
 .Nd defined variable macro without an argument
 .Sh DESCRIPTION
 with variable:
-.Dv NULL
+.Dv NULL.
 no variable:
 .Dv
 end of test document
diff --git a/regress/mdoc/Dv/noarg.out_ascii b/regress/mdoc/Dv/noarg.out_ascii
index b40d6635..7e934d63 100644
--- a/regress/mdoc/Dv/noarg.out_ascii
+++ b/regress/mdoc/Dv/noarg.out_ascii
@@ -4,6 +4,6 @@ NNAAMMEE
      DDvv--nnooaarrgg - defined variable macro without an argument
 
 DDEESSCCRRIIPPTTIIOONN
-     with variable: NULL no variable: end of test document
+     with variable: NULL. no variable: end of test document
 
-OpenBSD                          July 2, 2014                          OpenBSD
+OpenBSD                          June 9, 2017                          OpenBSD
diff --git a/regress/mdoc/Dv/noarg.out_lint b/regress/mdoc/Dv/noarg.out_lint
index cac45101..6e6ad765 100644
--- a/regress/mdoc/Dv/noarg.out_lint
+++ b/regress/mdoc/Dv/noarg.out_lint
@@ -1 +1,2 @@
 mandoc: noarg.in:11:2: WARNING: skipping empty macro: Dv
+mandoc: noarg.in:9:9: STYLE: no blank before trailing delimiter: Dv NULL.
diff --git a/regress/mdoc/Dv/noarg.out_markdown b/regress/mdoc/Dv/noarg.out_markdown
index 7d1f29d1..6cb859d1 100644
--- a/regress/mdoc/Dv/noarg.out_markdown
+++ b/regress/mdoc/Dv/noarg.out_markdown
@@ -7,8 +7,8 @@ DV-NOARG(1) - General Commands Manual
 # DESCRIPTION
 
 with variable:
-`NULL`
+`NULL.`
 no variable:
 end of test document
 
-OpenBSD - July 2, 2014
+OpenBSD - June 9, 2017