53 lines
1.6 KiB
Bash
Executable File
53 lines
1.6 KiB
Bash
Executable File
#!/bin/sh
|
|
#
|
|
# Removes trailing commas from array and object declarations (certain
|
|
# browsers, such as earlier versions of IE, do not parse trailing commas
|
|
# correctly)
|
|
#
|
|
# This is a very simple (dumb) system. It does not check to ensure we're not
|
|
# replacing text inside a string, nor is it 100% certain we're in an array
|
|
# or object declaration. However, until such an implementation is needed,
|
|
# I'd like to keep it as simple (and fast) as possible. The below
|
|
# implementation is suitable for our needs.
|
|
#
|
|
# Copyright (C) 2010, 2011, 2012, 2013, 2014 Free Software Foundation, Inc.
|
|
#
|
|
# This file is part of GNU ease.js.
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
# #
|
|
|
|
# read from stdin
|
|
cat - \
|
|
| sed -n '
|
|
# copy first line to hold buffer
|
|
1h
|
|
|
|
# if not the first line, append to hold buffer
|
|
1!H
|
|
|
|
# if last line, process
|
|
$ {
|
|
# pull from hold and perform replacement
|
|
g
|
|
s/,\(\s*\(\/\/[^]}\n]\+\s*\)\?[]}]\)/\1/g
|
|
|
|
# print result
|
|
p
|
|
}
|
|
'
|
|
|
|
exit 0
|
|
|