Class: Npmdc::Checker

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Errors
Defined in:
lib/npmdc/checker.rb

Constant Summary collapse

DEPENDENCIES = 
%w(dependencies devDependencies).freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ Checker

Returns a new instance of Checker.



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# File 'lib/npmdc/checker.rb', line 17

def initialize(options)
  @path = options['path'] || Dir.pwd
  @formatter = Npmdc::Formatter.(options)
  @dependencies_count = 0
  @missed_dependencies = []
end

Instance Attribute Details

#formatter ⇒ Object

Returns the value of attribute formatter.



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# File 'lib/npmdc/checker.rb', line 13

def formatter
  @formatter
end

#path ⇒ Object

Returns the value of attribute path.



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# File 'lib/npmdc/checker.rb', line 13

def path
  @path
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/npmdc/checker.rb', line 26

def call
  begin
    success = false
    package_json_data = package_json(@path)
    DEPENDENCIES.each do |dep|
      if package_json_data[dep]
        begin
          check_dependencies(package_json_data[dep], dep)
        end
      end
    end

  rescue NoNodeModulesError => e
    output("Failed! Can't find `node_modules` folder inside '#{e.message}' directory!")
    output("\nRun `npm install` to install missing packages.", :warn)

  rescue WrongPathError => e
    output("There is no '#{e.message}' directory.")

  rescue MissedPackageError => e
    output("There is no `package.json` file inside '#{e.message}' directory.")

  rescue JsonParseError => e
    output("Can't parse JSON file #{e.message}")
  else
    success = true unless !@missed_dependencies.empty?
  ensure
    if !@missed_dependencies.empty?
      output("Following dependencies required by your package.json file are missing or not installed properly:")
      @missed_dependencies.uniq.each do |dep|
        output("  * #{dep}")
      end
      output("\nRun `npm install` to install #{@missed_dependencies.uniq.count} missed packages.", :warn)
    elsif success
      output("#{pluralize(@dependencies_count, 'package')} checked. Everything is ok.", :success)
    end

    return success
  end
end