start logic to record line and branch coverage information in FileCoverage class

lib/gcovinator/file_coverage.rb

@@ -1,4 +1,33 @@
 module Gcovinator
   class FileCoverage
+
+    def initialize
+      @line_counts = {}
+      @branches = {}
+    end
+
+    def log_line_count(line_number, count)
+      @line_counts[line_number] ||= 0
+      @line_counts[line_number] += count
+    end
+
+    def get_line_count(line_number)
+      @line_counts[line_number]
+    end
+
+    def log_branch(line_number, branch_id, taken_count, branch_info)
+      @branches[line_number] ||= {}
+      @branches[line_number][branch_id] ||= {
+        taken_count: 0,
+        branch_info: nil,
+      }
+      @branches[line_number][branch_id][:taken_count] += taken_count
+      @branches[line_number][branch_id][:branch_info] = branch_info
+    end
+
+    def get_branch(line_number)
+      @branches[line_number]
+    end
+
   end
 end

lib/gcovinator/gcov_parser.rb

@@ -5,6 +5,7 @@ module Gcovinator
       def parse(gcov_file, file_coverages, build_dir, source_dirs)
         gcov_file = File.read(gcov_file)
         file_coverage = nil
+        current_line_number = nil
         gcov_file.each_line do |line|
           if line =~ /^\s+\S*:\s*\d*:Source:(.*)$/
             filename = $1
@@ -20,6 +21,28 @@ module Gcovinator
             next
           end
           next unless file_coverage
+          if line =~ /^\s*(\S+):\s*(\d+):/
+            line_coverage, current_line_number = $1, $2.to_i
+            if (line_coverage =~ /^#+$/) or
+              (line_coverage =~ /^\$+$/) or
+              (line_coverage =~ /^=+$/)
+              file_coverage.log_line_count(current_line_number, 0)
+            elsif line_coverage =~ /^\d+$/
+              file_coverage.log_line_count(current_line_number, line_coverage.to_i)
+            end
+            next
+          end
+          if line =~ /^branch\s+(\d+)\s+(.*)$/
+            branch_id, taken_extra = $1.to_i, $2
+            branch_info = nil
+            if taken_extra =~ /never.executed/
+              taken_count = 0
+            elsif taken_extra =~ /taken\s+(\d+)(?:.*\((.*)\))?/
+              taken_count = $1.to_i
+              branch_info = $2
+            end
+            file_coverage.log_branch(current_line_number, branch_id, taken_count, branch_info)
+          end
         end
       end