Class: TDX::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/tdx/base.rb

Overview

Base class

Instance Method Summary collapse

Constructor Details

#initialize(uri, opts) ⇒ Base

Returns a new instance of Base.



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# File 'lib/tdx/base.rb', line 38

def initialize(uri, opts)
  @uri = uri
  @opts = opts
end

Instance Method Details

#svg ⇒ Object 



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# File 'lib/tdx/base.rb', line 43

def svg
  version = Exec.new('git --version').stdout.split(/ /)[2]
  raise "git version #{version} is too old, upgrade it to 2.0+" unless
    Gem::Version.new(version) >= Gem::Version.new('2.0')
  path = checkout
  commits = Exec.new(
    'git log "--pretty=format:%H %cI" ' +
    (@opts[:sha] ? @opts[:sha] : 'HEAD'),
    path
  ).stdout.split(/\n/).map { |c| c.split(' ') }
  issues = issues(commits)
  puts "Date\t\t\tTest\tHoC\tFiles\tLoC\tIssues\tSHA\tIdx"
  metrics = commits.each_with_index.map do |c, i|
    Exec.new("git checkout --quiet #{c[0]}", path).stdout
    m = {
      date: c[1],
      pure: pure(path),
      hoc: hoc(path),
      files: files(path),
      loc: loc(path),
      issues: issues[c[0]],
      sha: c[0]
    }
    puts "#{m[:date][0, 16]}\t#{m[:pure]}\t#{m[:hoc]}\t#{m[:files]}\t\
#{m[:loc]}\t#{m[:issues]}\t#{m[:sha][0, 7]}\t#{i}/#{commits.size}"
    m
  end
  max = { pure: 0, hoc: 0, files: 0, loc: 0, issues: 0 }
  max = metrics.inject(max) do |m, t|
    {
      pure: [m[:pure], t[:pure], 1].max,
      hoc: [m[:hoc], t[:hoc], 1].max,
      files: [m[:files], t[:files], 1].max,
      loc: [m[:loc], t[:loc], 1].max,
      issues: [m[:issues], t[:issues], 1].max
    }
  end
  dat = if @opts[:data]
    File.new(@opts[:data], 'w+')
  else
    Tempfile.new('tdx')
  end
  metrics.each do |m|
    dat << [
      m[:date],
      100.0 * m[:pure] / max[:pure],
      100.0 * (m[:pure] - m[:hoc]) / (max[:pure] - max[:hoc]),
      100.0 * m[:hoc] / max[:hoc],
      100.0 * m[:files] / max[:files],
      100.0 * m[:loc] / max[:loc],
      100.0 * m[:issues] / max[:issues],
      m[:sha]
    ].join(' ') + "\n"
  end
  dat.close
  svg = Tempfile.new('tdx')
  gpi = [
    "set output \"#{svg.path}\"",
    'set terminal svg size 700, 260',
    'set termoption font "monospace,10"',
    'set xdata time',
    'set timefmt "%Y-%m"',
    'set ytics format "%.0f%%" textcolor rgb "black"',
    'set grid linecolor rgb "gray"',
    'set xtics format "%b/%y" font "monospace,8" textcolor rgb "black"',
    'set autoscale',
    'set style fill solid',
    'set boxwidth 0.75 relative',
    [
      "plot \"#{dat.path}\" using 1:3 with lines",
      'title "Test HoC" linecolor rgb "#81b341"',
      ', "" using 1:4 with lines title "HoC" linecolor rgb "red"',
      ', "" using 1:7 with lines title "Issues" linecolor rgb "orange"'
    ].join(' ')
  ]
  Exec.new("gnuplot -e '#{gpi.join('; ')}'").stdout
  FileUtils.rm_rf(path)
  File.delete(dat)
  xml = File.read(svg)
  File.delete(svg)
  xml
end