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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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