[groff] 07/21: groff(1): Tweak REPL code example.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit 1fd2bdcdeb94c2e8e42d811215c7b419f31417c8
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Sat Jun 5 16:07:31 2021 +1000

    groff(1): Tweak REPL code example.
    
    * Illustrate both parenthesized and unparenthesized arithmetic
      expressions, showing the acceptability of whitespace in the former.
    * Fix straggling apostrophe literals; replace them with \[aq].
---
 src/roff/groff/groff.1.man | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/roff/groff/groff.1.man b/src/roff/groff/groff.1.man
index 7fe7360..cc9dc68 100644
--- a/src/roff/groff/groff.1.man
+++ b/src/roff/groff/groff.1.man
@@ -895,14 +895,14 @@ $ \c
 .B \[rs]# This is a comment.  Let\[aq]s define a register.
 .B .nr a 1
 .B \[rs]# Do integer arithmetic with operators evaluated left-to-right.
-.B .nr b (\[rs]n[a]+5/2)
+.B .nr b \[rs]n[a]+5/2
 .B \[rs]# Let\[aq]s get the result on the standard error stream.
 .B .tm \[rs]n[b]
 3
 .B \[rs]# We can see that the division rounded toward zero.
 .B \[rs]# Now we\[aq]ll define a string.
 .B .ds name Leslie\[rs]" This is another form of comment.
-.B .nr b (\[rs]n[a]+7/2)
+.B .nr b (\[rs]n[a] + 7/2)
 .B \[rs]# Center the next two text input lines.
 .B .ce 2
 .B Hi, \[rs]*[name].
@@ -912,7 +912,8 @@ $ \c
 .B .ie (\[rs]n[b] % 2) odd.
 .B .el even.
 .B \[rs]# This trick sets the page length to the current vertical
-.B \[rs]# position, so that blank lines don't spew when we're done.
+.B \[rs]# position, so that blank lines don\[aq]t spew when we\[aq]re \
+done.
 .B .pl \[rs]n[nl]u
 .I <Control-D>
                            Hi, Leslie.