Use InMemDataSource

lib/nanoc/base/entities/site.rb

@@ -3,17 +3,19 @@ module Nanoc::Int
   class Site
     include Nanoc::Int::ContractsSupport
 
+    attr_reader :code_snippets
+    attr_reader :config
+    attr_accessor :data_source
     attr_accessor :compiler
 
-    contract C::KeywordArgs[config: Nanoc::Int::Configuration, code_snippets: C::IterOf[Nanoc::Int::CodeSnippet], items: C::IterOf[Nanoc::Int::Item], layouts: C::IterOf[Nanoc::Int::Layout]] => C::Any
-    def initialize(config:, code_snippets:, items:, layouts:)
+    contract C::KeywordArgs[config: Nanoc::Int::Configuration, code_snippets: C::IterOf[Nanoc::Int::CodeSnippet], data_source: C::Maybe[C::Named['Nanoc::DataSource']]] => C::Any
+    def initialize(config:, code_snippets:, data_source:)
       @config = config
       @code_snippets = code_snippets
-      @items = items
-      @layouts = layouts
+      @data_source = data_source
 
-      ensure_identifier_uniqueness(@items, 'item')
-      ensure_identifier_uniqueness(@layouts, 'layout')
+      ensure_identifier_uniqueness(@data_source.items, 'item')
+      ensure_identifier_uniqueness(@data_source.layouts, 'layout')
     end
 
     contract C::None => self
@@ -27,10 +29,13 @@ def compiler
       @compiler ||= Nanoc::Int::CompilerLoader.new.load(self)
     end
 
-    attr_reader :code_snippets
-    attr_reader :config
-    attr_reader :items
-    attr_reader :layouts
+    def items
+      @data_source.items
+    end
+
+    def layouts
+      @data_source.layouts
+    end
 
     contract C::None => self
     def freeze

lib/nanoc/base/repos.rb

@@ -10,3 +10,4 @@
 require_relative 'repos/rule_memory_store'
 require_relative 'repos/site_loader'
 require_relative 'repos/snapshot_repo'
+require_relative 'repos/in_mem_data_source'

lib/nanoc/base/repos/in_mem_data_source.rb

@@ -0,0 +1,13 @@
+module Nanoc
+  class InMemDataSource < Nanoc::DataSource
+    attr_reader :items
+    attr_reader :layouts
+
+    def initialize(items, layouts)
+      super({}, '/', '/', {})
+
+      @items = items
+      @layouts = layouts
+    end
+  end
+end

lib/nanoc/base/repos/site_loader.rb

@@ -39,8 +39,7 @@ def site_from_config(config)
       Nanoc::Int::Site.new(
         config: config,
         code_snippets: code_snippets,
-        items: items,
-        layouts: layouts,
+        data_source: Nanoc::InMemDataSource.new(items, layouts),
       )
     end
 

lib/nanoc/spec.rb

@@ -160,8 +160,7 @@ def site
           site = Nanoc::Int::Site.new(
             config: @config,
             code_snippets: [],
-            items: @items,
-            layouts: @layouts,
+            data_source: Nanoc::InMemDataSource.new(@items, @layouts),
           )
           site.compiler = new_compiler_for(site)
           site

spec/nanoc/base/checksummer_spec.rb

@@ -310,7 +310,11 @@
     let(:item) { Nanoc::Int::Item.new('stuff', {}, '/stuff.md') }
 
     let(:site) do
-      Nanoc::Int::Site.new(config: config, code_snippets: code_snippets, items: items, layouts: layouts)
+      Nanoc::Int::Site.new(
+        config: config,
+        code_snippets: code_snippets,
+        data_source: Nanoc::InMemDataSource.new(items, layouts),
+      )
     end
 
     let(:config) { Nanoc::Int::Configuration.new(hash: { 'foo' => 'bar' }) }

spec/nanoc/base/compiler_spec.rb

@@ -35,8 +35,7 @@
     Nanoc::Int::Site.new(
       config: config,
       code_snippets: code_snippets,
-      items: items,
-      layouts: layouts,
+      data_source: Nanoc::InMemDataSource.new(items, layouts),
     )
   end
 

spec/nanoc/base/entities/site_spec.rb

@@ -4,8 +4,7 @@
       described_class.new(
         config: config,
         code_snippets: code_snippets,
-        items: items,
-        layouts: layouts,
+        data_source: Nanoc::InMemDataSource.new(items, layouts),
       )
     end
 

spec/nanoc/base/repos/outdatedness_store_spec.rb

@@ -11,8 +11,7 @@
     Nanoc::Int::Site.new(
       config: config,
       code_snippets: code_snippets,
-      items: items,
-      layouts: layouts,
+      data_source: Nanoc::InMemDataSource.new(items, layouts),
     )
   end
 

spec/nanoc/base/repos/store_spec.rb

@@ -4,7 +4,11 @@
       subject { described_class.tmp_path_for(site: site, store_name: 'giraffes') }
 
       let(:site) do
-        Nanoc::Int::Site.new(config: config, code_snippets: code_snippets, items: items, layouts: layouts)
+        Nanoc::Int::Site.new(
+          config: config,
+          code_snippets: code_snippets,
+          data_source: Nanoc::InMemDataSource.new(items, layouts),
+        )
       end
 
       let(:code_snippets) { [] }

spec/nanoc/base/services/compiler/stages/compile_reps_spec.rb

@@ -37,8 +37,7 @@
     Nanoc::Int::Site.new(
       config: config,
       code_snippets: code_snippets,
-      items: items,
-      layouts: layouts,
+      data_source: Nanoc::InMemDataSource.new(items, layouts),
     )
   end
 

spec/nanoc/base/services/outdatedness_checker_spec.rb

@@ -21,9 +21,8 @@
   let(:site) do
     Nanoc::Int::Site.new(
       config: config,
-      items: [],
-      layouts: [],
       code_snippets: [],
+      data_source: Nanoc::InMemDataSource.new([], []),
     )
   end
 

spec/nanoc/base/services/outdatedness_rules_spec.rb

@@ -25,9 +25,8 @@
     let(:site) do
       Nanoc::Int::Site.new(
         config: config,
-        items: [],
-        layouts: [],
         code_snippets: code_snippets,
+        data_source: Nanoc::InMemDataSource.new([], []),
       )
     end
 

test/base/test_compiler.rb

@@ -5,8 +5,7 @@ def new_compiler(site = nil)
     site ||= Nanoc::Int::Site.new(
       config: nil,
       code_snippets: [],
-      items: [],
-      layouts: [],
+      data_source: Nanoc::InMemDataSource.new([], []),
     )
 
     reps = Nanoc::Int::ItemRepRepo.new