Class: DbgRb::Impl

Inherits:
Object
  • Object
show all
Defined in:
lib/dbg-rb.rb

Constant Summary collapse

@@color_code = 
nil
@@highlight = 
false
@@logger = 
defined?(Rails) ? Rails.logger : nil
@@log_level = 
:debug

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.color_code=(val) ⇒ Object 



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# File 'lib/dbg-rb.rb', line 36

def self.color_code=(val)
  @@color_code = val
end

.highlight!(wrapper) ⇒ Object 



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# File 'lib/dbg-rb.rb', line 40

def self.highlight!(wrapper)
  @@highlight = wrapper
end

.log_level=(val) ⇒ Object 



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# File 'lib/dbg-rb.rb', line 48

def self.log_level=(val)
  @@log_level = val
end

.logger=(val) ⇒ Object 



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# File 'lib/dbg-rb.rb', line 44

def self.logger=(val)
  @@logger = val
end

Instance Method Details

#dbg(value) ⇒ Object 



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# File 'lib/dbg-rb.rb', line 113

def dbg(value)
  puts dbg_base(value)
end

#dbg_base(value) ⇒ Object 



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# File 'lib/dbg-rb.rb', line 52

def dbg_base(value)
  loc = caller_locations.first(4).last
  source_file = if (path = loc.absolute_path)
      path.split("/").last(2).join("/")
    else
      loc.label
    end

  file = if (path = loc.absolute_path)
      path
    else
      nil
    end

  input = nil

  if file
    File.open(file) do |f|
      f.each_line.with_index do |line, i|
        if i == loc.lineno - 1
          splitby, remove_parantheses = if line.include?("lbg(")
              ["lbg(", true]
            elsif line.include?("lbg ")
              ["lbg ", false]
            elsif line.include?("dbg(")
              ["dbg(", true]
            else
              ["dbg ", false]
            end
          input = line.split(splitby).last.chomp.strip
          input = input.sub(/\)[^)]*\z/, "") if remove_parantheses
          input
        end
      end
    end
  else
    input = nil
  end

  line = loc.lineno
  src = "[#{source_file}:#{line}]"
  value = format_val(value)

  val = if input.to_s == value.to_s || input.nil?
      "#{value}"
    else
      "#{input} = #{value}"
    end
  output = "#{src} #{val}"

  if @@highlight
    output = "#{@@highlight}\n#{output}\n#{@@highlight}"
  end

  if @@color_code != nil
    output = colorize(output, @@color_code)
  end
  
  output
end

#lbg(value) ⇒ Object 



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# File 'lib/dbg-rb.rb', line 117

def lbg(value)
  if @@logger.nil?
    puts dbg_base(value)
  else
    @@logger.send(@@log_level, dbg_base(value))
  end
end