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require 'rubygems'
require 'rake'
require 'date'
#############################################################################
#
# Helper functions
#
#############################################################################
def name
@name ||= Dir['*.gemspec'].first.split('.').first
end
def version
line = File.read("lib/#{name}.rb")[/^\s*VERSION\s*=\s*.*/]
line.match(/.*VERSION\s*=\s*['"](.*)['"]/)[1]
end
def date
Date.today.to_s
end
def rubyforge_project
name
end
def gemspec_file
"#{name}.gemspec"
end
def gem_file
"#{name}-#{version}.gem"
end
def replace_header(head, header_name)
head.sub!(/(\.#{header_name}\s*= ').*'/) { "#{$1}#{send(header_name)}'"}
end
#############################################################################
#
# Standard tasks
#
#############################################################################
task :default => :test
desc "Open an irb session preloaded with this library"
task :console do
sh "irb -rubygems -r ./lib/#{name}.rb"
end
#############################################################################
#
# Packaging tasks
#
#############################################################################
desc "release the gem"
task :release => :build do
unless `git branch` =~ /^\* master$/
puts "You must be on the master branch to release!"
exit!
end
sh "git commit --allow-empty -a -m 'Release #{version}'"
sh "git tag v#{version}"
sh "git push origin master --tags"
sh "gem push pkg/#{name}-#{version}.gem"
end
desc "Builds the gem"
task :build => :gemspec do
sh "mkdir -p pkg"
sh "gem build #{gemspec_file}"
sh "mv #{gem_file} pkg"
end
task :gemspec => :validate do
# read spec file and split out manifest section
spec = File.read(gemspec_file)
head, manifest, tail = spec.split(" # = MANIFEST =\n")
# replace name version and date
replace_header(head, :name)
replace_header(head, :version)
replace_header(head, :date)
#comment this out if your rubyforge_project has a different name
replace_header(head, :rubyforge_project)
# determine file list from git ls-files
files = `git ls-files`.
split("\n").
sort.
reject { |file| file =~ /^\./ }.
reject { |file| file =~ /^(rdoc|pkg)/ }.
map { |file| " #{file}" }.
join("\n")
# piece file back together and write
manifest = " s.files = %w[\n#{files}\n ]\n"
spec = [head, manifest, tail].join(" # = MANIFEST =\n")
File.open(gemspec_file, 'w') { |io| io.write(spec) }
puts "Updated #{gemspec_file}"
end
task :validate do
libfiles = Dir['lib/*'] - ["lib/#{name}.rb"]
unless libfiles.empty?
puts "Directory `lib` should only contain a `#{name}.rb` file and `#{name}` dir."
exit!
end
unless Dir['VERSION*'].empty?
puts "A `VERSION` file at root level violates Gem best practices."
exit!
end
end
namespace :doc do
desc "Render markdown as if it were shown on github, expects FILE=path/to/doc.md"
task :preview do
infile = File.expand_path(ENV['FILE'].to_s)
outfile = "/tmp/#{File.basename(infile)}.html"
revision = `git rev-parse HEAD`.strip
markdown = `which markdown`.strip
unless $?.success?
puts "Make sure you have 'markdown' in your path, usage: brew install markdown"
exit 1
end
unless File.exists?(infile)
puts "Cannot find FILE=#{ENV['FILE'].inspect}, usage: rake soundcloud:doc:preview FILE=doc/hello.md"
exit 2
end
File.open(outfile, "w") do |out|
body = `#{markdown} #{infile}`
template = <<-END
<html>
<meta http-equiv="content-type" content="text/html;charset=UTF-8" />
<meta http-equiv="X-UA-Compatible" content="chrome=1">
<head>
<link href="https://assets0.github.com/stylesheets/bundle_common.css?#{revision}" media="screen" rel="stylesheet" type="text/css" />
<link href="https://assets3.github.com/stylesheets/bundle_github.css?#{revision}" media="screen" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="readme" class="blob">
<div class="wikistyle">
#{body}
</div>
</div>
</body>
</html>
END
out.write(template)
end
puts "Launching: open #{outfile}"
system("open #{outfile}")
end
end
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