Class: XTrace::Parser

Inherits:
Object
  • Object
show all
Defined in:
lib/xtrace/parser.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(fh = STDIN) ⇒ Parser

0.0001 114976 -> main() /var/opt/content-8000/live/www/index.php:0

0.0003     115392     -> include_once(/var/opt/content-8000/live/www/LocalConfig.php) /var/opt/content-8000/live/www/index.php:10
0.0004     116112       -> dirname('/var/opt/content-8000/live/www/LocalConfig.php') /var/opt/content-8000/live/www/LocalConfig.php:15
                         >=> '/var/opt/content-8000/live/www'



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# File 'lib/xtrace/parser.rb', line 13

def initialize(fh = STDIN)
  @ic = Iconv.new('UTF-8//IGNORE', 'UTF-8')
  @fh = fh
  @total_calls = 0
  @call_trees = []
  @call_tree = nil
  @call_cache = {}
end

Instance Attribute Details

#call_cache ⇒ Object

Returns the value of attribute call_cache.



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# File 'lib/xtrace/parser.rb', line 6

def call_cache
  @call_cache
end

#call_trees ⇒ Object

Returns the value of attribute call_trees.



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# File 'lib/xtrace/parser.rb', line 6

def call_trees
  @call_trees
end

#fh ⇒ Object

Returns the value of attribute fh.



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# File 'lib/xtrace/parser.rb', line 6

def fh
  @fh
end

#ic ⇒ Object

Returns the value of attribute ic.



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# File 'lib/xtrace/parser.rb', line 6

def ic
  @ic
end

#total_calls ⇒ Object

Returns the value of attribute total_calls.



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# File 'lib/xtrace/parser.rb', line 6

def total_calls
  @total_calls
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/xtrace/parser.rb', line 22

def execute
  last_total_elapsed = 0.000
  return_value = nil
  while(line = @fh.gets)
    line = @ic.iconv(line)
    if line =~ /^\s+([\d.]+)\s+(\d+)   ( *)-> (.*)$/
      total_elapsed = $1.to_f
      time = $2.to_i
      depth = $3.to_s.length/2
      trace = $4.to_s

      delta_elapsed = total_elapsed - last_total_elapsed
      @total_calls += 1
      last_total_elapsed = total_elapsed

      call_tree = CallTree.new(trace, depth, time, total_elapsed, delta_elapsed)

      if depth == 0
        @call_tree = call_tree
        @call_trees << call_tree
      else
        #puts "depth:#{depth} parent:#{@call_cache[depth-1].call_trace} call:#{trace}"
        @call_cache[depth-1] << call_tree
      end      

      # Always set the last call_tree at a given depth
      @call_cache[depth] = call_tree

      if delta_elapsed > 0
        #puts "[#{total_calls}] [#{depth}] [#{time}] [#{total_elapsed}] [#{delta_elapsed}] [#{trace}]"
      end
    else
      return_value = line
    end
  end
end

#output ⇒ Object 



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# File 'lib/xtrace/parser.rb', line 59

def output
  @call_trees.each do |call_tree|
    call_tree.output
  end
end