Alias Relation and Base#find_each to #each

lib/active_file/base.rb

@@ -49,7 +49,7 @@ def actual_root_path
       end
       protected :actual_root_path
 
-      [:find, :find_by_id, :all, :where, :method_missing].each do |method|
+      [:find, :find_by_id, :all, :where, :method_missing, :find_each].each do |method|
         define_method(method) do |*args, &block|
           reload unless data_loaded
           return super(*args, &block)

lib/active_hash/base.rb

@@ -189,7 +189,7 @@ def all(options = {})
         relation
       end
 
-      delegate :where, :find, :find_by, :find_by!, :find_by_id, :count, :pluck, :ids, :pick, :first, :last, :order, to: :all
+      delegate :where, :find_each, :find, :find_by, :find_by!, :find_by_id, :count, :pluck, :ids, :pick, :first, :last, :order, to: :all
 
       def transaction
         yield

lib/active_hash/relation.rb

@@ -7,6 +7,8 @@ class Relation
     delegate :empty?, :length, :first, :second, :third, :last, to: :records
     delegate :sample, to: :records
 
+    alias find_each each
+
     attr_reader :conditions, :order_values, :klass, :all_records
 
     def initialize(klass, all_records, conditions = nil, order_values = nil)

spec/active_file/base_spec.rb

@@ -32,6 +32,23 @@ class Bar < ActiveFile::Base
     end
   end
 
+  describe ".find_each" do
+    before do
+      class Country
+        def self.load_file()
+          [{"name"=>"Niger", "id"=>1}, {"name"=>"Peru", "id"=>2}]
+        end
+      end
+    end
+
+    it "iterates over the data" do
+      first_letters = ""
+      expect do
+        Country.find_each { |country| first_letters += country.name[0] }
+      end.to change { first_letters }.to("NP")
+    end
+  end
+
   describe ".set_filename" do
     before do
       Country.set_filename "foo-izzle"

spec/active_hash/base_spec.rb

@@ -369,6 +369,26 @@ class Region < ActiveHash::Base
     end
   end
 
+  describe ".find_each" do
+    before do
+      Country.field :name
+      Country.field :language
+      Country.data = [
+        {:id => 1, :name => "US", :language => 'English'},
+        {:id => 2, :name => "Canada", :language => 'English'},
+        {:id => 3, :name => "Mexico", :language => 'Spanish'}
+      ]
+    end
+
+    it "iterates over data" do
+      logs = []
+      Country.where(language: 'English').find_each do |country|
+        logs << "visited #{country.name}"
+      end
+      expect(logs).to eq(["visited US", "visited Canada"])
+    end
+  end
+
   describe ".invert_where" do
     before do
       Country.field :name