Class: Micron::BacktraceFilter

Inherits:
Object
  • Object
show all
Defined in:
lib/micron/runner/backtrace_filter.rb

Overview

Default backtrace filter

This can be swapped out by setting Micron::Runner.backtrace_filter to a block, proc, lambda, or a class with a #call method.

Instance Method Summary collapse

Instance Method Details

#call(bt) ⇒ Object 



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
 
# File 'lib/micron/runner/backtrace_filter.rb', line 10

def call(bt)
  return ["No backtrace"] unless bt and !bt.empty?

  new_bt = []

  unless $DEBUG then

    if bt.first =~ %r{^/.*?/lib/micron/test_case/assertions.rb:\d+:in} then
      # first line is an assertion, pop it off
      bt.shift
    end

    bt.each do |line|
      break if line =~ %r{(bin|lib)/micron}
      new_bt << line
    end

    # make sure we didn't remove everything - if we did, the error was in our code
    new_bt = bt.reject { |line| line =~ %r{(bin|lib)/(micron|zeus|spork)} } if new_bt.empty?
    new_bt = bt.dup if new_bt.empty?
  else
    new_bt = bt.dup
  end

  new_bt
end