Textmate commands to open gems from Gemfiles and gemspecs.

Open gem homepage.tmCommand

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>beforeRunningCommand</key>
	<string>nop</string>
	<key>command</key>
	<string>#!/usr/bin/env ruby -wU

unless ENV['TM_FILENAME'] =~ /^(?:Gemfile|.*\.gemspec)$/
  abort
end

require 'shellwords'
project_path = Shellwords.shellescape(ENV['TM_PROJECT_DIRECTORY'])

line = ENV['TM_CURRENT_LINE'].strip
if /(?:gem|add\w*_dependency) +['"](?&lt;gem_name&gt;[\w-]+)['"]/i =~ line
  system '/bin/bash', '-l', '-c', %{cd #{project_path}; open `gem specification #{gem_name} homepage --marshal | ruby -e 'puts Marshal.load(gets)'`}
end

puts nil</string>
	<key>input</key>
	<string>line</string>
	<key>inputFormat</key>
	<string>text</string>
	<key>keyEquivalent</key>
	<string>$</string>
	<key>name</key>
	<string>Open gem homepage</string>
	<key>outputCaret</key>
	<string>afterOutput</string>
	<key>outputFormat</key>
	<string>text</string>
	<key>outputLocation</key>
	<string>discard</string>
	<key>scope</key>
	<string>source.ruby</string>
	<key>uuid</key>
	<string>FF4CC9C1-E91B-485B-B0AF-C431802EB38F</string>
	<key>version</key>
	<integer>2</integer>
</dict>
</plist>

Open gem in editor.tmCommand

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>beforeRunningCommand</key>
	<string>nop</string>
	<key>command</key>
	<string>#!/usr/bin/env ruby -wU

unless ENV['TM_FILENAME'] =~ /^(?:Gemfile|.*\.gemspec)$/
  abort
end

require 'shellwords'
project_path = Shellwords.shellescape(ENV['TM_PROJECT_DIRECTORY'])

line = ENV['TM_CURRENT_LINE'].strip
if /(?:gem|add\w*_dependency) +['"](?&lt;gem_name&gt;[\w-]+)['"]/i =~ line
  spawn '/bin/bash', '-l', '-c', %{cd #{project_path}; mate \"$(gem contents #{gem_name} --show-install-dir)\" --no-wait}
end

exit</string>
	<key>input</key>
	<string>line</string>
	<key>inputFormat</key>
	<string>text</string>
	<key>keyEquivalent</key>
	<string>$</string>
	<key>name</key>
	<string>Open gem in editor</string>
	<key>outputCaret</key>
	<string>afterOutput</string>
	<key>outputFormat</key>
	<string>text</string>
	<key>outputLocation</key>
	<string>discard</string>
	<key>scope</key>
	<string>source.ruby</string>
	<key>uuid</key>
	<string>F16D4451-D239-4556-9355-14CF2D5E93FD</string>
	<key>version</key>
	<integer>2</integer>
</dict>
</plist>