Parser support for Schedules

Author: longhotsummer

Guardfile

@@ -5,5 +5,6 @@ guard :rspec do
   watch(%r{^spec/.+_spec\.rb$})
   watch(%r{^lib/(.+)\.rb$})     { |m| "spec/lib/#{m[1]}_spec.rb" }
   watch('spec/spec_helper.rb')  { "spec" }
+  watch('lib/slaw/parse/bylaw.treetop')  { "spec/slaw/grammar/bylaw_spec.rb" }
 end
 

lib/slaw/parse/bylaw.treetop

@@ -10,7 +10,8 @@ module Slaw
 
       rule bylaw
         preamble
-        chapters:chapter+ <Bylaw>
+        chapters:chapter+
+        schedules:schedules <Bylaw>
       end
 
       rule preamble
@@ -37,6 +38,15 @@ module Slaw
         blocklist:blocklist? <Subsection>
       end
 
+      rule schedules
+        schedules:schedule* <ScheduleContainer>
+      end
+
+      rule schedule
+        schedule_title
+        statements:schedule_statement* <Schedule>
+      end
+
       ##########
       # headings
 
@@ -75,8 +85,14 @@ module Slaw
         !{ |s| s[2].text_value[-1] =~ /[^a-zA-z]/ or s[2].text_value.length > 100 }
       end
 
+      rule schedule_title
+        space? schedule_heading_prefix
+        space? "\""? num:alphanums? "\""?
+        eol
+      end
+
       ##########
-      # minor containers
+      # statements
 
       rule section_content
         subsection*
@@ -87,13 +103,17 @@ module Slaw
       end
 
       rule naked_statement
-        space? !(part_heading_prefix / chapter_heading_prefix / section_title / numbered_statement_prefix) content eol <NakedStatement>
+        space? !(part_heading_prefix / chapter_heading_prefix / section_title / numbered_statement_prefix / schedule_heading_prefix) content eol <NakedStatement>
       end
 
       rule preamble_statement
         space? !(part_heading_prefix / chapter_heading_prefix / section_title) content eol
       end
 
+      rule schedule_statement
+        space? (!schedule_heading_prefix) content eol
+      end
+
       ##########
       # prefixes
 
@@ -105,6 +125,10 @@ module Slaw
         'chapter'i space alphanums
       end
 
+      rule schedule_heading_prefix
+        'schedule'i
+      end
+
       rule section_title_prefix
         number_letter '.'?
       end

lib/slaw/parse/nodes.rb

@@ -362,6 +362,18 @@ def to_xml(b, i, idprefix)
           b.p(content.text_value)
         end
       end
+
+      class ScheduleContainer < Treetop::Runtime::SyntaxNode
+        def to_xml(b)
+          1/0
+        end
+      end
+
+      class Schedule < Treetop::Runtime::SyntaxNode
+        def to_xml(b)
+          1/0
+        end
+      end
     end
   end
 end

spec/slaw/grammar/bylaw_spec.rb

@@ -323,4 +323,47 @@ def to_xml(node)
       defn.definition.elements[0].content.text_value.should == 'the bar thing;'
     end
   end
+
+  #-------------------------------------------------------------------------------
+  # schedules
+
+  context 'schedules' do
+    it 'should handle a simple schedule' do
+      node = parse :schedules, <<EOS
+Schedule
+Subject to approval in terms of this By-Law, the erection:
+1. Foo
+2. Bar
+EOS
+
+      sched = node.schedules.elements[0]
+      sched.schedule_title.schedule_heading_prefix.text_value.should == "Schedule"
+      sched.statements.elements[0].content.text_value.should == "Subject to approval in terms of this By-Law, the erection:"
+      sched.statements.elements[1].content.text_value.should == "1. Foo"
+      sched.statements.elements[2].content.text_value.should == "2. Bar"
+    end
+
+    it 'should handle many schedules' do
+      node = parse :schedules, <<EOS
+Schedule "1"
+1. Foo
+2. Bar
+Schedule 2
+Baz
+Boom
+EOS
+
+      sched = node.schedules.elements[0]
+      sched.schedule_title.schedule_heading_prefix.text_value.should == "Schedule"
+      sched.schedule_title.num.text_value.should == "1"
+      sched.statements.elements[0].content.text_value.should == "1. Foo"
+      sched.statements.elements[1].content.text_value.should == "2. Bar"
+
+      sched = node.schedules.elements[1]
+      sched.schedule_title.schedule_heading_prefix.text_value.should == "Schedule"
+      sched.schedule_title.num.text_value.should == "2"
+      sched.statements.elements[0].content.text_value.should == "Baz"
+      sched.statements.elements[1].content.text_value.should == "Boom"
+    end
+  end
 end