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52 lines
1.6 KiB
Ruby
Executable file
52 lines
1.6 KiB
Ruby
Executable file
#!/usr/bin/env ruby
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require 'json'
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news = File.read("NEWS.md")
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prev = news[/since the \*+(\d+\.\d+\.\d+)\*+/, 1]
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prevs = [prev, prev.sub(/\.\d+\z/, '')]
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update = ->(list, type, desc = "updated") do
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item = ->(mark = "* ") do
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"The following #{type} gem#{list.size == 1 ? ' is' : 's are'} #{desc}.\n\n" +
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list.map {|g, v|"#{mark}#{g} #{v}\n"}.join("") + "\n"
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end
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news.sub!(/^(?:\*( +))?The following #{type} gems? (?:are|is) #{desc}\.\n+(?:(?(1) \1)\*( *).*\n)*\n*/) do
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item["#{$1&.<< " "}*#{$2 || ' '}"]
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end or news.sub!(/^## Stdlib updates(?:\n+The following.*(?:\n+( *\* *).*)*)*\n+\K/) do
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item[$1 || "* "]
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end
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end
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load_gems_json = ->(type) do
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JSON.parse(File.read("#{type}_gems.json"))['gems'].filter_map do |g|
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v = g['versions'].values_at(*prevs).compact.first
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g = g['gem']
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g = 'RubyGems' if g == 'rubygems'
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[g, v] if v
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end.to_h
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end
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ARGV.each do |type|
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last = load_gems_json[type]
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changed = File.foreach("gems/#{type}_gems").filter_map do |l|
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next if l.start_with?("#")
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g, v = l.split(" ", 3)
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next unless v
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[g, v] unless last[g] == v
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end
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changed, added = changed.partition {|g, _| last[g]}
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update[changed, type] or next
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if added and !added.empty?
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if type == 'bundled'
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default_gems = load_gems_json['default']
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promoted = {}
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added.delete_if do |k, v|
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default_gems.key?(k) && promoted[k] = v
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end
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update[added, type, 'added']
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update[promoted, type, 'promoted from default gems'] or next
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else
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update[added, type, 'added'] or next
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end
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end
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File.write("NEWS.md", news)
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end
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