From bb1d21345c8ddaa71e5c3e57f955f6dc82aee4d6 Mon Sep 17 00:00:00 2001
From: Artem Sapegin <artem@sapegin.ru>
Date: Tue, 12 Feb 2013 10:03:26 +0400
Subject: [PATCH] Bash: crlf can check single file.

---
 includes/bash_functions.bash | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/includes/bash_functions.bash b/includes/bash_functions.bash
index cf97ac5..5cad0db 100644
--- a/includes/bash_functions.bash
+++ b/includes/bash_functions.bash
@@ -152,13 +152,26 @@ function yay() {
 }
 
 # Find files with Windows line endings (and convert then to Unix in force mode)
-# USAGE: crlf [--force]
+# USAGE: crlf [file] [--force]
 function crlf() {
+	local force=
+
+	# Single file
+	if [ "$1" != "" ] && [ "$1" != "--force" ]; then
+		[ "$2" == "--force" ] && force=1 || force=0
+		_crlf_file $1 $force
+		return
+	fi
+
+	# All files
 	[ "$1" == "--force" ] && force=1 || force=0
 	for file in $(find . -type f -not -path "*/.git/*" -not -path "*/node_modules/*" | xargs file | grep ASCII | cut -d: -f1); do
-		grep -q $'\x0D' "$file" && echo "$file" && [ $force ] && dos2unix "$file"
+		_crlf_file $file $force
 	done
 }
+function _crlf_file() {
+	grep -q $'\x0D' "$1" && echo "$1" && [ $2 ] && dos2unix "$1"
+}
 
 # Backup remote MySQL database to ~/Backups/hostname/dbname_YYYY-MM-DD.sql.gz
 # USAGE: mysql-dump <ssh_hostname> <mysql_database> [mysql_username] [mysql_host]