class SimpleCov::LinesClassifier

Classifies whether lines are relevant for code coverage analysis. Comments & whitespace lines, and :nocov: token blocks, are considered not relevant.

Constants

COMMENT_LINE
NOT_RELEVANT
RELEVANT
WHITESPACE_LINE
WHITESPACE_OR_COMMENT_LINE

Public Class Methods

no_cov_line() click to toggle source
# File lib/simplecov/lines_classifier.rb, line 15
def self.no_cov_line
  /^(\s*)#(\s*)(\:#{SimpleCov.nocov_token}\:)/o
end
no_cov_line?(line) click to toggle source
# File lib/simplecov/lines_classifier.rb, line 19
def self.no_cov_line?(line)
  line =~ no_cov_line
rescue ArgumentError
  # E.g., line contains an invalid byte sequence in UTF-8
  false
end
whitespace_line?(line) click to toggle source
# File lib/simplecov/lines_classifier.rb, line 26
def self.whitespace_line?(line)
  line =~ WHITESPACE_OR_COMMENT_LINE
rescue ArgumentError
  # E.g., line contains an invalid byte sequence in UTF-8
  false
end

Public Instance Methods

classify(lines) click to toggle source
# File lib/simplecov/lines_classifier.rb, line 33
def classify(lines)
  skipping = false

  lines.map do |line|
    if self.class.no_cov_line?(line)
      skipping = !skipping
      NOT_RELEVANT
    elsif skipping || self.class.whitespace_line?(line)
      NOT_RELEVANT
    else
      RELEVANT
    end
  end
end