Contents

module Bashcov
  class Lexer
    def initialize filename
      @filename = File.expand_path(filename)
    end

    def irrelevant_lines
      lines = []
      IO.readlines(@filename).each_with_index do |line, lineno|
        lines << lineno if is_irrevelant? line
      end
      lines
    end

  private

    def is_irrevelant? line
      line.strip!
      return true if line.empty?
      return true if start_with.any? { |token| line.start_with? token }
      return true if is.any? { |keyword| line =~ /\A#{keyword}\Z/ }
      return true if line =~ /\A\w+\(\) {/ # function declared like this: "foo() {"
      false
    end

    # Lines containing only one of these keywords are irrelevant for coverage
    def is
      %w(esac fi then do done else { })
    end

    # Lines starting with one of these keywords are irrelevant for coverage
    def start_with
      %w(# function)
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
bashcov-0.0.1	lib/bashcov/lexer.rb