From 6a97a7406213ab23f0932f815924c945491a7765 Mon Sep 17 00:00:00 2001
From: Denis Defreyne <denis.defreyne@stoneship.org>
Date: Tue, 26 Jul 2011 20:56:44 +0200
Subject: [PATCH] made @config available in rules DSL (fixes #37)

---
 lib/nanoc3/base/compilation/compiler_dsl.rb   |  9 +++++---
 .../base/compilation/rules_collection.rb      |  2 +-
 test/base/test_compiler_dsl.rb                | 23 ++++++++++++-------
 3 files changed, 22 insertions(+), 12 deletions(-)

diff --git a/lib/nanoc3/base/compilation/compiler_dsl.rb b/lib/nanoc3/base/compilation/compiler_dsl.rb
index c92a32edae..4bea251b6a 100644
--- a/lib/nanoc3/base/compilation/compiler_dsl.rb
+++ b/lib/nanoc3/base/compilation/compiler_dsl.rb
@@ -9,10 +9,13 @@ class CompilerDSL
     #
     # @api private
     #
-    # @param [Nanoc3::RulesCollection] rules_collection The collection of rules
-    #   to modify when loading this DSL
-    def initialize(rules_collection)
+    # @param [Nanoc3::RulesCollection] rules_collection The collection of
+    #   rules to modify when loading this DSL
+    #
+    # @param [Hash] config The site configuration
+    def initialize(rules_collection, config)
       @rules_collection = rules_collection
+      @config = config
     end
 
     # Creates a preprocessor block that will be executed after all data is
diff --git a/lib/nanoc3/base/compilation/rules_collection.rb b/lib/nanoc3/base/compilation/rules_collection.rb
index a2f833a9d8..8b6027dcbf 100644
--- a/lib/nanoc3/base/compilation/rules_collection.rb
+++ b/lib/nanoc3/base/compilation/rules_collection.rb
@@ -165,7 +165,7 @@ def filter_for_layout(layout)
 
     # Returns the Nanoc3::CompilerDSL that should be used for this site.
     def dsl
-      Nanoc3::CompilerDSL.new(self)
+      Nanoc3::CompilerDSL.new(self, @compiler.site.config)
     end
     memoize :dsl
 
diff --git a/test/base/test_compiler_dsl.rb b/test/base/test_compiler_dsl.rb
index b308d1333e..af4a311245 100644
--- a/test/base/test_compiler_dsl.rb
+++ b/test/base/test_compiler_dsl.rb
@@ -46,7 +46,7 @@ def test_passthrough
 
   def test_identifier_to_regex_without_wildcards
     # Create compiler DSL
-    compiler_dsl = Nanoc3::CompilerDSL.new(nil)
+    compiler_dsl = Nanoc3::CompilerDSL.new(nil, {})
 
     actual   = compiler_dsl.instance_eval { identifier_to_regex('foo') }
     expected = %r{^/foo/$}
@@ -60,7 +60,7 @@ def test_identifier_to_regex_without_wildcards
 
   def test_identifier_to_regex_with_one_wildcard
     # Create compiler DSL
-    compiler_dsl = Nanoc3::CompilerDSL.new(nil)
+    compiler_dsl = Nanoc3::CompilerDSL.new(nil, {})
 
     actual   = compiler_dsl.instance_eval { identifier_to_regex('foo/*/bar') }
     expected = %r{^/foo/(.*?)/bar/$}
@@ -74,7 +74,7 @@ def test_identifier_to_regex_with_one_wildcard
 
   def test_identifier_to_regex_with_two_wildcards
     # Create compiler DSL
-    compiler_dsl = Nanoc3::CompilerDSL.new(nil)
+    compiler_dsl = Nanoc3::CompilerDSL.new(nil, {})
 
     actual   = compiler_dsl.instance_eval { identifier_to_regex('foo/*/bar/*/qux') }
     expected = %r{^/foo/(.*?)/bar/(.*?)/qux/$}
@@ -88,7 +88,7 @@ def test_identifier_to_regex_with_two_wildcards
 
   def test_identifier_to_regex_with_just_one_wildcard
     # Create compiler DSL
-    compiler_dsl = Nanoc3::CompilerDSL.new(nil)
+    compiler_dsl = Nanoc3::CompilerDSL.new(nil, {})
 
     actual   = compiler_dsl.instance_eval { identifier_to_regex('*') }
     expected = %r{^/(.*?)$}
@@ -102,7 +102,7 @@ def test_identifier_to_regex_with_just_one_wildcard
 
   def test_identifier_to_regex_with_root
     # Create compiler DSL
-    compiler_dsl = Nanoc3::CompilerDSL.new(nil)
+    compiler_dsl = Nanoc3::CompilerDSL.new(nil, {})
 
     actual   = compiler_dsl.instance_eval { identifier_to_regex('/') }
     expected = %r{^/$}
@@ -116,7 +116,7 @@ def test_identifier_to_regex_with_root
 
   def test_identifier_to_regex_with_only_children
     # Create compiler DSL
-    compiler_dsl = Nanoc3::CompilerDSL.new(nil)
+    compiler_dsl = Nanoc3::CompilerDSL.new(nil, {})
 
     actual   = compiler_dsl.instance_eval { identifier_to_regex('/foo/*/') }
     expected = %r{^/foo/(.*?)/$}
@@ -130,7 +130,7 @@ def test_identifier_to_regex_with_only_children
 
   def test_identifier_to_regex_with_plus_wildcard
     # Create compiler DSL
-    compiler_dsl = Nanoc3::CompilerDSL.new(nil)
+    compiler_dsl = Nanoc3::CompilerDSL.new(nil, {})
 
     actual   = compiler_dsl.instance_eval { identifier_to_regex('/foo/+') }
     expected = %r{^/foo/(.+?)/$}
@@ -145,10 +145,17 @@ def test_identifier_to_regex_with_plus_wildcard
   end
 
   def test_dsl_has_no_access_to_compiler
-    compiler_dsl = Nanoc3::CompilerDSL.new(nil)
+    compiler_dsl = Nanoc3::CompilerDSL.new(nil, {})
     assert_raises(NameError) do
       compiler_dsl.instance_eval { compiler }
     end
   end
 
+  def test_config
+    $venetian = 'unsnares'
+    compiler_dsl = Nanoc3::CompilerDSL.new(nil, { :venetian => 'snares' })
+    compiler_dsl.instance_eval { $venetian = @config[:venetian] }
+    assert_equal 'snares', $venetian
+  end
+
 end