class PrettyFace::Formatter::ReportStep::SnippetExtractor

Public Instance Methods

file_name_and_line(error_line) click to toggle source
# File lib/pretty_face/formatter/report.rb, line 248
def file_name_and_line(error_line)
  if error_line =~ /(.*):(\d+)/
    [$1, $2.to_i]
  end
end
lines_around(file, line) click to toggle source
# File lib/pretty_face/formatter/report.rb, line 270
def lines_around(file, line)
  if File.file?(file)
    lines = File.open(file).read.split("\n")
    min = [0, line-3].max
    max = [line+1, lines.length-1].min
    lines[min..max].join("\n")
  else
    "# Couldn't get snippet for #{file}"
  end
end
post_process(highlighted, offending_line) click to toggle source
# File lib/pretty_face/formatter/report.rb, line 281
def post_process(highlighted, offending_line)
  new_lines = []
  highlighted.split("\n").each_with_index do |line, i|
    new_line = "<span class=\"linenum\">#{offending_line+i-2}</span>#{line}"
    new_line = "<span class=\"offending\">#{new_line}</span>" if i == 2
    new_lines << new_line
  end
  new_lines.join("\n")
end
snippet(error) click to toggle source
# File lib/pretty_face/formatter/report.rb, line 254
def snippet(error)
  raw_code, line, file = snippet_for(error[0])
  highlighted = @@converter.convert(raw_code, false)

  "<pre class=\"ruby\"><strong>#{file + "\n"}</strong><code>#{post_process(highlighted, line)}</code></pre>"
end
snippet_for(error_line) click to toggle source
# File lib/pretty_face/formatter/report.rb, line 261
def snippet_for(error_line)
    file, line = file_name_and_line(error_line)
  if file
    [lines_around(file, line), line, file]
  else
    ["# Couldn't get snippet for #{error_line}", 1, 'File Unknown']
  end
end