move comment parser to utils

lib/utils/parser.rb

@@ -23,4 +23,27 @@ module ContentParser
       'shell' => x.at(6),
     }
   end
+
+  def parse_comment_line(raw, opts)
+    idx_nl = raw.index("\n")
+    idx_comment = raw.index(opts[:comment_char])
+    idx_nl = raw.length if idx_nl.nil?
+    idx_comment = idx_nl + 1 if idx_comment.nil?
+    line = ''
+
+    # is a comment inside this line
+    if idx_comment < idx_nl && idx_comment != 0
+      line = raw[0..(idx_comment - 1)]
+      # in case we don't allow comments at the end
+      # of an assignment/statement, ignore it and fall
+      # back to treating this as a regular line
+      if opts[:standalone_comments] && !is_empty_line(line)
+        line = raw[0..(idx_nl - 1)]
+      end
+    # if there is no comment in this line
+    elsif idx_comment > idx_nl && idx_nl != 0
+      line = raw[0..(idx_nl - 1)]
+    end
+    [line, idx_nl]
+  end
 end

lib/utils/simpleconfig.rb

@@ -4,7 +4,11 @@
 # author: Dominik Richter
 # author: Christoph Hartmann
 
+require 'utils/parser'
+
 class SimpleConfig
+  include ContentParser
+
   attr_reader :params, :groups
   def initialize(raw_data, opts = {})
     parse(raw_data, opts)
@@ -49,29 +53,6 @@ class SimpleConfig
     values
   end
 
-  def parse_comment_line(rest, opts)
-    idx_nl = rest.index("\n")
-    idx_comment = rest.index(opts[:comment_char])
-    idx_nl = rest.length if idx_nl.nil?
-    idx_comment = idx_nl + 1 if idx_comment.nil?
-    line = ''
-
-    # is a comment inside this line
-    if idx_comment < idx_nl && idx_comment != 0
-      line = rest[0..(idx_comment - 1)]
-      # in case we don't allow comments at the end
-      # of an assignment/statement, ignore it and fall
-      # back to treating this as a regular line
-      if opts[:standalone_comments] && !is_empty_line(line)
-        line = rest[0..(idx_nl - 1)]
-      end
-    # if there is no comment in this line
-    elsif idx_comment > idx_nl && idx_nl != 0
-      line = rest[0..(idx_nl - 1)]
-    end
-    [line, idx_nl]
-  end
-
   def parse_params_line(line, opts)
     # now line contains what we are interested in parsing
     # check if it is an assignment