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Class: RSpec::Core::BacktraceFormatter Private

Relationships & Source Files
Inherits: Object
Defined in: rspec-core/lib/rspec/core/backtrace_formatter.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new ⇒ BacktraceFormatter

[ GitHub ] 

  


# File 'rspec-core/lib/rspec/core/backtrace_formatter.rb', line 8



def initialize
  @full_backtrace = false

  patterns = %w[ /lib\d*/ruby/ bin/ exe/rspec /lib/bundler/ /exe/bundle: ]
  patterns << "org/jruby/" if RUBY_PLATFORM == 'java'
  patterns.map! { |s| Regexp.new(s.gsub("/", File::SEPARATOR)) }

  @exclusion_patterns = [Regexp.union(RSpec::CallerFilter::IGNORE_REGEX, *patterns)]
  @inclusion_patterns = []

  return unless matches?(@exclusion_patterns, File.join(Dir.getwd, "lib", "foo.rb:13"))
  inclusion_patterns << Regexp.new(Dir.getwd)
end


  







Instance Attribute Details



  

    #exclusion_patterns   (rw)
  

  [ GitHub ]


  

  


# File 'rspec-core/lib/rspec/core/backtrace_formatter.rb', line 6



attr_accessor :exclusion_patterns, :inclusion_patterns


  








  

    #full_backtrace=(value)   (rw)
  

  [ GitHub ]


  

  


# File 'rspec-core/lib/rspec/core/backtrace_formatter.rb', line 22



attr_writer :full_backtrace


  








  

    #full_backtrace?  ⇒ Boolean  (rw)
  



  

    
  





  


  [ GitHub ]


  

  


# File 'rspec-core/lib/rspec/core/backtrace_formatter.rb', line 24



def full_backtrace?
  @full_backtrace || exclusion_patterns.empty?
end


  








  

    #inclusion_patterns   (rw)
  

  [ GitHub ]


  

  


# File 'rspec-core/lib/rspec/core/backtrace_formatter.rb', line 6



attr_accessor :exclusion_patterns, :inclusion_patterns


  







Instance Method Details



  

    #backtrace_line(line)  
  

  [ GitHub ]


  

  


# File 'rspec-core/lib/rspec/core/backtrace_formatter.rb', line 49



def backtrace_line(line)
  Metadata.relative_path(line) unless exclude?(line)
end


  








  

    #exclude?(line)  ⇒ Boolean 
  



  

    
  





  


  [ GitHub ]


  

  


# File 'rspec-core/lib/rspec/core/backtrace_formatter.rb', line 53



def exclude?(line)
  return false if @full_backtrace
  matches?(exclusion_patterns, line) && !matches?(inclusion_patterns, line)
end


  








  

    #filter_gem(gem_name)  
  

  [ GitHub ]


  

  


# File 'rspec-core/lib/rspec/core/backtrace_formatter.rb', line 28



def filter_gem(gem_name)
  sep = File::SEPARATOR
  exclusion_patterns << /#{sep}#{gem_name}(-[^#{sep}]+)?#{sep}/
end


  








  

    #format_backtrace(backtrace, options = {})  
  

  [ GitHub ]


  

  


# File 'rspec-core/lib/rspec/core/backtrace_formatter.rb', line 33



def format_backtrace(backtrace, options={})
  return [] unless backtrace
  return backtrace if options[:full_backtrace] || backtrace.empty?

  backtrace.map { |l| backtrace_line(l) }.compact.
    tap do |filtered|
      if filtered.empty?
        filtered.concat backtrace
        filtered << ""
        filtered << "  Showing full backtrace because every line was filtered out."
        filtered << "  See docs for RSpec::Configuration#backtrace_exclusion_patterns and"
        filtered << "  RSpec::Configuration#backtrace_inclusion_patterns for more information."
      end
    end
end


  








  

    #matches?(patterns, line)  ⇒ Boolean  (private)
  



  

    
  





  


  [ GitHub ]


  

  


# File 'rspec-core/lib/rspec/core/backtrace_formatter.rb', line 60



def matches?(patterns, line)
  patterns.any? { |p| line =~ p }
end