Implement line numbers without the Liquid::Token class.

lib/liquid/parse_context.rb

@@ -0,0 +1,39 @@
+module Liquid
+  class ParseContext
+    attr_accessor :partial, :locale, :line_number
+    attr_reader :warnings, :error_mode
+
+    def initialize(options = {})
+      @template_options = options ? options.dup : {}
+      @locale = @template_options[:locale] ||= I18n.new
+      @warnings = []
+      self.partial = false
+    end
+
+    def [](option_key)
+      @options[option_key]
+    end
+
+    def partial=(value)
+      @partial = value
+      @options = value ? partial_options : @template_options
+      @error_mode = @options[:error_mode] || Template.error_mode
+      value
+    end
+
+    def partial_options
+      @partial_options ||= begin
+        dont_pass = @template_options[:include_options_blacklist]
+        if dont_pass == true
+          { locale: locale }
+        elsif dont_pass.is_a?(Array)
+          opts = @template_options.dup
+          dont_pass.each { |o| opts.delete(o) }
+          opts
+        else
+          @template_options
+        end
+      end
+    end
+  end
+end