ifmt

gistfile1.sh

#!/bin/bash

norm(){
	gawk '
	/^import/ {
		if(current) print current
		current = $0
	}
	$0 !~ /^import/ {
		current = current $0
	}

	END{
		if(current) print current
	}'
}

ifmt(){
	gawk '
	length > 100 && /{/ {
		i = index($0, "{")
		pre = substr($0, 1, i)
		post = substr($0, i+1, length($0))
		sub("}.*$", "", post)
		gsub(" +", " ", post)

		line = pre
		n=split(post, fs, ", *")
		for(i in fs){
			sub("^ +", "", fs[i])
			sub(" +$", "", fs[i])
		}
		asort(fs)
		print line
		line = "  "
		for(i=1; i<=n; i++){
			# if empty, continue, and n--?
			line = line fs[i]
			if(i!=n)
				line = line ", "
			if(i==n){
				print line "}"
			#	print "}"
			} else if(length(line) > 70){
				print line
				line = "  "
			}
		}
		next;
	}
	{print}
	'
}

norm|sort|ifmt