Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use installed_spec_directories method of Gem Package

Best Rr_ruby code snippet using Gem.installed_spec_directories

source_index.rb

Source:source_index.rb

...38      #   SourceIndex instance39      #40      def from_installed_gems(*deprecated)41        if deprecated.empty?42          from_gems_in(*installed_spec_directories)43        else44          from_gems_in(*deprecated)45        end46      end47      48      # Return a list of directories in the current gem path that49      # contain specifications.50      # 51      # return::52      #   List of directory paths (all ending in "../specifications").53      #54      def installed_spec_directories55	Gem.path.collect { |dir| File.join(dir, "specifications") }56      end57      # Factory method to construct a source index instance for a58      #   given path.59      # 60      # spec_dirs::61      #   List of directories to search for specifications.  Each62      #   directory should have a "specifications" subdirectory63      #   containing the gem specifications.64      #65      # return::66      #   SourceIndex instance67      #68      def from_gems_in(*spec_dirs)69	self.new.load_gems_in(*spec_dirs)70      end71      72      # Load a specification from a file (eval'd Ruby code)73      # 74      # file_name:: [String] The .gemspec file75      # return:: Specification instance or nil if an error occurs76      #77      def load_specification(file_name)78	begin79	  spec_code = File.read(file_name).untaint80	  gemspec = eval(spec_code)81	  if gemspec.is_a?(Gem::Specification)82	    gemspec.loaded_from = file_name83	    return gemspec84	  end85	  alert_warning "File '#{file_name}' does not evaluate to a gem specification"86	rescue SyntaxError => e87	  alert_warning e88	  alert_warning spec_code89	rescue Exception => e90	  alert_warning(e.inspect.to_s + "\n" + spec_code)91	  alert_warning "Invalid .gemspec format in '#{file_name}'"92	end93	return nil94      end95      96    end97    # Instance Methods -----------------------------------------------98    # Constructs a source index instance from the provided99    # specifications100    #101    # specifications::102    #   [Hash] hash of [Gem name, Gem::Specification] pairs103    #104    def initialize(specifications={})105      @gems = specifications106    end107    108    # Reconstruct the source index from the list of source109    # directories.110    def load_gems_in(*spec_dirs)111      @gems.clear112      Dir.glob("{#{spec_dirs.join(',')}}/*.gemspec").each do |file_name|113        gemspec = self.class.load_specification(file_name.untaint)114	add_spec(gemspec) if gemspec115      end116      self117    end118    # Add a gem specification to the source index.119    def add_spec(gem_spec)120      @gems[gem_spec.full_name] = gem_spec121    end122    # Remove a gem specification named +full_name+.123    def remove_spec(full_name)124      @gems.delete(full_name)125    end126    # Iterate over the specifications in the source index.127    #128    # &block:: [yields gem.full_name, Gem::Specification]129    #130    def each(&block)131      @gems.each(&block)132    end133    # The gem specification given a full gem spec name.134    def specification(full_name)135      @gems[full_name]136    end137    # The signature for the source index.  Changes in the signature138    # indicate a change in the index.139    def index_signature140      Digest::SHA256.new(@gems.keys.sort.join(',')).to_s141    end142    # The signature for the given gem specification.143    def gem_signature(gem_full_name)144      Digest::SHA256.new(@gems[gem_full_name].to_yaml).to_s145    end146    def_delegators :@gems, :size, :length147    # Find a gem by an exact match on the short name.148    def find_name(gem_name, version_requirement=Version::Requirement.new(">= 0"))149      search(/^#{gem_name}$/, version_requirement)150    end151    # Search for a gem by short name pattern and optional version152    #153    # gem_name::154    #   [String] a partial for the (short) name of the gem, or155    #   [Regex] a pattern to match against the short name156    # version_requirement::157    #   [String | default=Version::Requirement.new(">= 0")] version to158    #   find159    # return::160    #   [Array] list of Gem::Specification objects in sorted (version)161    #   order.  Empty if not found.162    #163    def search(gem_pattern, version_requirement=Version::Requirement.new(">= 0"))164      #FIXME - remove duplication between this and RemoteInstaller.search165      gem_pattern = /#{ gem_pattern }/i if String === gem_pattern166      version_requirement = Gem::Version::Requirement.create(version_requirement)167      result = []168      @gems.each do |full_spec_name, spec|169        next unless spec.name =~ gem_pattern170        result << spec if version_requirement.satisfied_by?(spec.version)171      end172      result = result.sort173      result174    end175    # Refresh the source index from the local file system.176    #177    # return:: Returns a pointer to itself.178    #179    def refresh!180      load_gems_in(self.class.installed_spec_directories)181    end182    183  end184  # Cache is an alias for SourceIndex to allow older YAMLized source185  # index objects to load properly.186  Cache = SourceIndex187end...

installed_spec_directories

Using AI Code Generation

1  - RUBY VERSION: 1.8.6 (2008-08-11 patchlevel 111) [universal-darwin8.0]2actionmailer (1.3.3)3actionpack (1.13.3)4activerecord (1.15.3)5activeresource (1.4.3)6activesupport (1.4.4)7builder (2.0.0)8erubis (2.5.2)9hpricot (0.6)10i18n (0.1.1)11libxml-ruby (0.8.0)12mail (2.0.2)13mime-types (1.11)14mysql (2.7)15mysqlplus (0.1.2)16polyglot (0.3.1)17rack (0.9.1)18rails (1.2.6)19rake (0.8.1)20RedCloth (3.0.4)

installed_spec_directories

Using AI Code Generation

1puts Gem::Specification.find_by_name("rake")2puts Gem::Specification.find_by_name("rake", "0.8.7")3puts Gem::Specification.find_by_name("rake", "0.8.7").version4puts Gem::Specification.find_by_name("rake", "0.8.7").version.to_s5puts Gem::Specification.find_by_name("rake", "0.8.7").version.to_s + " " + Gem::Specification.find_by_name("rake", "0.8.7").name6puts Gem::Specification.find_by_name("rake", "0.8.7").version.to_s + " " + Gem::Specification.find_by_name("rake", "0.8.7").name + " " + Gem::Specification.find_by_name("rake", "0.8.7").summary

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.