in-place cleanjson

cj.sh

#!/bin/sh

if [ "$1" = "" ]; then
    echo "Usage: $0 <file.json> [file2.json...]"
	exit -1
fi

CLEANJSON=`which cleanjson`
if [ "$CLEANJSON" = "" ]; then
	echo "Please install cleanjson and ensure it's on your PATH"
	echo "E.g. npm install -g cleanjson"
	exit -1
fi

TEMPDIR=`mktemp -d -t cleanjson`
if [ ! -d $TEMPDIR ]; then
	echo "Error creating temp directory"
	exit -1
fi

for file in $*; do
	if [ ! -f $file ]; then
		echo "File not found: $file"
		rm -rf $TEMPDIR
		exit -1
	fi
	dir=`dirname $file`
	mkdir -p $TEMPDIR/$dir
	cat $file | $CLEANJSON > $TEMPDIR/$file
	if [ $? -ne 0 ]; then
		echo "Error cleaning $file"
		rm -rf $TEMPDIR
		exit -1
	fi
	mv $TEMPDIR/$file $file
	if [ $? -ne 0 ]; then
		echo "Error replacing $file"
		rm -rf $TEMPDIR
		exit -1
	fi
done

rm -rf $TEMPDIR