From c2cd219b2077de4ec3c6659b23f60492f26c8737 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@sbcglobal.net>
Date: Sun, 24 May 2015 23:55:55 -0600
Subject: libremessages: expose whitespace-collapse

---
 src/lib/librelib             | 4 ++--
 src/lib/libremessages        | 9 +++++----
 src/lib/libremessages.1.ronn | 6 ++++++
 3 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/src/lib/librelib b/src/lib/librelib
index e4c933a..bc5c5ed 100755
--- a/src/lib/librelib
+++ b/src/lib/librelib
@@ -34,14 +34,14 @@ print() {
 	printf -- "$mesg\n" "$@"
 }
 
-_html_whitespace_collapse() {
+whitespace-collapse() {
 	tr '\n' '\r' | sed -r \
 			   -e 's/\r/  /g' -e 's/\t/ /g' \
 			   -e 's/(^|[^.!? ]) +/\1 /g' -e 's/([.!?])  +/\1  /g'
 }
 
 prose() {
-	local mesg="$(_ "$(_html_whitespace_collapse <<<"$1")")"; shift
+	local mesg="$(_ "$(whitespace-collapse <<<"$1")")"; shift
 	printf -- "$mesg" "$@" | fmt -u
 }
 
diff --git a/src/lib/libremessages b/src/lib/libremessages
index f6deac8..4bea486 100755
--- a/src/lib/libremessages
+++ b/src/lib/libremessages
@@ -58,11 +58,12 @@ print() {
 	printf -- "$mesg\n" "$@"
 }
 
-# Usage: _libremessages_html_whitespace_collapse <<<STRING
+# Usage: whitespace-collapse <<<STRING
 #
 # Collapses whitespace on stadard I/O, similar to HTML whitespace
 # collapsing, with the exception that it puts two spaces between
 # sentences.  It considers newline, tab, and space to be whitespace.
+whitespace-collapse() {
 	[[ $# == 0 ]] || panic
 
 	tr '\n' '\r' | sed -r \
@@ -78,7 +79,7 @@ print() {
 # printing a paragraph of prose in --help text.
 prose() {
 	[[ $# -ge 1 ]] || panic
-	local mesg="$(_ "$(_libremessages_html_whitespace_collapse <<<"$1")")"; shift
+	local mesg="$(_ "$(whitespace-collapse <<<"$1")")"; shift
 	printf -- "$mesg" "$@" | fmt -u
 }
 
@@ -87,7 +88,7 @@ prose() {
 # remaining lines.
 bullet() {
 	[[ $# -ge 1 ]] || panic
-	local mesg="$(_ "$(_libremessages_html_whitespace_collapse <<<"$1")")"; shift
+	local mesg="$(_ "$(whitespace-collapse <<<"$1")")"; shift
 	# Wrap the text to 71 columns; 75 (the default) minus a 4 column indent
 	printf -- "$mesg" "$@" | fmt -u -w 71 | sed -e '1s/^/  - /' -e '2,$s/^/    /'
 }
@@ -140,7 +141,7 @@ flag() {
 
 	while [[ $# -gt 0 ]]; do
 		local flag=$1
-		local desc="$(_ "$(_libremessages_html_whitespace_collapse <<<"$2")")"
+		local desc="$(_ "$(whitespace-collapse <<<"$2")")"
 		shift 2
 
 		local lines
diff --git a/src/lib/libremessages.1.ronn b/src/lib/libremessages.1.ronn
index 520837d..0cb1f71 100644
--- a/src/lib/libremessages.1.ronn
+++ b/src/lib/libremessages.1.ronn
@@ -74,6 +74,12 @@ Unless otherwise noted, these do not implicitly call `gettext`.
      <MESSAGE> is a `printf`(1)-formatted string that is fed through
      `gettext`, and <MESSAGE_ARGS> are its arguments.
 
+   * `whitespace-collapse`:
+	 Collapses whitespace on stadard I/O, similar to HTML whitespace
+	 collapsing, with the exception that it puts two spaces between
+	 sentences.  It considers newline, tab, and space to be
+	 whitespace.
+
 ### PROSE ROUTINES
 
 These routines print to standard output, and are useful for printing
-- 
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