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#!/usr/bin/env ruby
require 'open-uri'
require 'pathname'
require 'json'
def strip_hash(f)
ext = f.extname
if ext.include?("?")
f.sub_ext(ext.split("?").first)
else
f
end
end
sourcemap_url = ARGV[0] or "USAGE: sourcemap-extract.rb <source-map-url> [<destination>]"
destination = ARGV[1]
destination ||= "./tmp"
root = Pathname(destination || "./tmp").expand_path
sourcemap = open(sourcemap_url).read
files, contents = JSON(sourcemap).values_at(*%w(sources sourcesContent))
files = files.map { |f| f.sub("~", "./vendor") }
files = files.map { |f| root.join(f).expand_path }
files = files.map { |f| strip_hash(f) }
files.zip(contents).each_with_index do |(dest, source), index|
dest.dirname.mkpath
puts "[%4s] \t (%5s) \t WROTE %s" % [index, dest.write(source), dest.relative_path_from(Pathname(".").expand_path)]
end
puts "\nDESTINATION #{root}"
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