Fix for CocoaPods/Core#188

lib/cocoapods/command/search.rb

@@ -15,6 +15,7 @@ module Pod
 
       def self.options
         [
+          ['--regex', 'Interpret the `QUERY` as a regular expression'],
           ['--full',  'Search by name, summary, and description'],
           ['--stats', 'Show additional stats (like GitHub watchers and forks)'],
           ['--ios',   'Restricts the search to Pods supported on iOS'],
@@ -24,6 +25,7 @@ module Pod
       end
 
       def initialize(argv)
+        @use_regex = argv.flag?('regex')
         @full_text_search = argv.flag?('full')
         @stats = argv.flag?('stats')
         @supported_on_ios = argv.flag?('ios')
@@ -38,7 +40,7 @@ module Pod
         super
         help! 'A search query is required.' unless @query
 
-        unless @web
+        unless @web || !@use_regex
           begin
             /#{@query.join(' ').strip}/
           rescue RegexpError
@@ -71,7 +73,10 @@ module Pod
       end
 
       def local_search
-        sets = SourcesManager.search_by_name(@query.join(' ').strip, @full_text_search)
+        query_regex = @query.join(' ').strip
+        query_regex = Regexp.escape(query_regex) unless @use_regex
+
+        sets = SourcesManager.search_by_name(query_regex, @full_text_search)
         if @supported_on_ios
           sets.reject! { |set| !set.specification.available_platforms.map(&:name).include?(:ios) }
         end

lib/cocoapods/command/spec.rb

@@ -337,7 +337,7 @@ module Pod
       # @return [Pathname] the absolute path or paths of the given podspec
       #
       def get_path_of_spec(spec, show_all = false)
-        sets = SourcesManager.search_by_name(spec)
+        sets = SourcesManager.search_by_name(Regexp.escape(spec))
 
         if sets.count == 1
           set = sets.first

spec/fixtures/spec-repos/test_repo/Foo+Bar/1.0/Foo+Bar.podspec

+Pod::Spec.new do |s|
+  s.name         = 'Foo+Bar'
+  s.version      = '1.0'
+  s.authors      = 'FooBar Corp'
+  s.homepage     = 'http://foobar-corp.local/foobar.html'
+  s.summary      = 'Wohoo foobars!'
+  s.description  = 'Silly foos, silly bars.'
+  s.platform     = :ios
+
+  s.source       = { :git => 'http://foobar-corp.local/foobar.git', :tag => '1.0' }
+  s.source_files = 'Classes/*.{h,m}'
+  s.license      = {
+    :type => 'MIT',
+    :file => 'LICENSE',
+    :text => 'Permission is hereby granted ...'
+  }
+end

spec/functional/command/list_spec.rb

@@ -22,11 +22,14 @@ module Pod
       jsonkit_set = sets.find { |s| s.name == 'JSONKit' }
       dates = {
         'BananaLib' => Time.now,
-        'JSONKit'   => Time.parse('01/01/1970') }
+        'JSONKit'   => Time.parse('01/01/1970'),
+        'Foo+Bar'   => Time.parse('01/01/1970'),
+      }
       Specification::Set::Statistics.any_instance.stubs(:creation_dates).returns(dates)
       out = run_command('list', 'new')
       out.should.include('BananaLib')
       out.should.not.include('JSONKit')
+      out.should.not.include('Foo+Bar')
     end
 
     it 'presents the known pods with versions' do

spec/functional/command/search_spec.rb

@@ -51,7 +51,18 @@ module Pod
     end
 
     it 'shows a friendly message when locally searching with invalid regex' do
-      lambda { run_command('search', '+') }.should.raise CLAide::Help
+      lambda { run_command('search', '--regex', '+') }.should.raise CLAide::Help
+    end
+
+    it 'uses regex when asked for regex mode' do
+      output = run_command('search', '--regex', 'Ba(na)+Lib')
+      output.should.include? 'BananaLib'
+    end
+
+    it 'uses plain-text search when not asked for regex mode' do
+      output = run_command('search', 'Foo+Bar')
+      output.should.include? 'Foo+Bar'
+      output.should.not.include? 'BananaLib'
     end
 
     describe 'option --web' do