Class: Raven::Backtrace::Line

Inherits:
Object
  • Object
show all
Defined in:
lib/raven/backtrace.rb

Overview

Handles backtrace parsing line by line

Constant Summary collapse

RB_EXTENSION = 
".rb".freeze
RUBY_INPUT_FORMAT =

regexp (optional leading X: on windows, or JRuby9000 class-prefix)

/
  ^ \s* (?: [a-zA-Z]: | uri:classloader: )? ([^:]+ | <.*>):
  (\d+)
  (?: :in \s `([^']+)')?$
/x
JAVA_INPUT_FORMAT =

org.jruby.runtime.callsite.CachingCallSite.call(CachingCallSite.java:170)

/^(.+)\.([^\.]+)\(([^\:]+)\:(\d+)\)$/

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(file, number, method, module_name) ⇒ Line

Returns a new instance of Line.



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# File 'lib/raven/backtrace.rb', line 47

def initialize(file, number, method, module_name)
  self.file = file
  self.module_name = module_name
  self.number = number.to_i
  self.method = method
end

Instance Attribute Details

#file ⇒ Object

The file portion of the line (such as app/models/user.rb)



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# File 'lib/raven/backtrace.rb', line 20

def file
  @file
end

#method ⇒ Object

The method of the line (such as index)



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# File 'lib/raven/backtrace.rb', line 26

def method
  @method
end

#module_name ⇒ Object

The module name (JRuby)



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# File 'lib/raven/backtrace.rb', line 29

def module_name
  @module_name
end

#number ⇒ Object

The line number portion of the line



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# File 'lib/raven/backtrace.rb', line 23

def number
  @number
end

Class Method Details

.in_app_pattern ⇒ Object 



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# File 'lib/raven/backtrace.rb', line 75

def self.in_app_pattern
  @in_app_pattern ||= begin
    project_root = Raven.configuration.project_root && Raven.configuration.project_root.to_s
    Regexp.new("^(#{project_root}/)?#{Raven.configuration.app_dirs_pattern || APP_DIRS_PATTERN}")
  end
end

.parse(unparsed_line) ⇒ Line

Parses a single line of a given backtrace

Parameters:

  • unparsed_line (String) —

    The raw line from caller or some backtrace

Returns:

  • (Line) —

    The parsed backtrace line



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# File 'lib/raven/backtrace.rb', line 34

def self.parse(unparsed_line)
  ruby_match = unparsed_line.match(RUBY_INPUT_FORMAT)
  if ruby_match
    _, file, number, method = ruby_match.to_a
    file.sub!(/\.class$/, RB_EXTENSION)
    module_name = nil
  else
    java_match = unparsed_line.match(JAVA_INPUT_FORMAT)
    _, module_name, method, file, number = java_match.to_a
  end
  new(file, number, method, module_name)
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/raven/backtrace.rb', line 67

def ==(other)
  to_s == other.to_s
end

#in_app ⇒ Object 



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# File 'lib/raven/backtrace.rb', line 54

def in_app
  if file =~ self.class.in_app_pattern
    true
  else
    false
  end
end

#inspect ⇒ Object 



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# File 'lib/raven/backtrace.rb', line 71

def inspect
  "<Line:#{self}>"
end

#to_s ⇒ Object

Reconstructs the line in a readable fashion



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# File 'lib/raven/backtrace.rb', line 63

def to_s
  "#{file}:#{number}:in `#{method}'"
end