From 75585f9012c5b22c13cd12c0d94428407bf26243 Mon Sep 17 00:00:00 2001
From: Dariush Hasanpour <b.g.dariush@gmail.com>
Date: Sun, 16 Apr 2017 23:43:49 +0430
Subject: [PATCH] @ lib/acu/helpers/helpers.rb: + ::acu_except

---
 Gemfile.lock                                  |  6 +++---
 README.md                                     |  7 ++++++-
 lib/acu/helpers/helpers.rb                    |  4 ++++
 lib/acu/version.rb                            |  2 +-
 .../spec/controllers/home_controller_spec.rb  | 20 ++++++++++++++++++-
 5 files changed, 33 insertions(+), 6 deletions(-)

diff --git a/Gemfile.lock b/Gemfile.lock
index a4f3291..7bd1c25 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,7 +7,7 @@ GIT
 PATH
   remote: .
   specs:
-    rails-acu (2.1.0)
+    rails-acu (2.2.0)
       rails (~> 5.0.0, >= 5.0.0)
 
 GEM
@@ -63,8 +63,8 @@ GEM
       warden (~> 1.2.3)
     diff-lcs (1.3)
     erubis (2.7.0)
-    globalid (0.3.7)
-      activesupport (>= 4.1.0)
+    globalid (0.4.0)
+      activesupport (>= 4.2.0)
     i18n (0.8.1)
     jquery-rails (4.3.1)
       rails-dom-testing (>= 1, < 3)
diff --git a/README.md b/README.md
index 8139046..81b66ff 100644
--- a/README.md
+++ b/README.md
@@ -112,7 +112,7 @@ The method `Acu::Monitor.gaurd` accepts a hashed list of agruments named `by`, p
 
 ### Some handy helpers
 Although you can define a binary allow/deny access rule in the `acu_rules.rb` file but there will be some gray area that neither you can allow _full access_ to the resource nor _no access_.<br />
-for those situations you allow the entities to get access but limits their operations in the action/view/layout with the `acu_is?` and `acu_as` helpers, here is some usage example of them:
+For those situations you allow the entities to get access but limits their operations in the action/view/layout with the `acu_is?`, `acu_as` and `acu_except` helpers, here is some usage example of them:
 
 ```ruby
 # return true if the entity `:admin`'s block in `whois :admin` return true, otherwise false
@@ -128,6 +128,11 @@ end
 acu_as [:admin, :client] do
   puts 'You are either `admin` or `client`'
 end
+
+# DO NOT executes the block if current user identified as either `:guest`
+acu_except [:guest] do 
+  puts 'Except `:guest`s anyone else can execute this code'
+end
 ```
 
 ### Configurations
diff --git a/lib/acu/helpers/helpers.rb b/lib/acu/helpers/helpers.rb
index 8f26232..10c8841 100644
--- a/lib/acu/helpers/helpers.rb
+++ b/lib/acu/helpers/helpers.rb
@@ -6,4 +6,8 @@ def acu_is? symbol
 
 def acu_as symbol
   yield if acu_is? symbol
+end
+
+def acu_except symbol
+  yield if not acu_is? symbol
 end
\ No newline at end of file
diff --git a/lib/acu/version.rb b/lib/acu/version.rb
index d95396d..196f506 100644
--- a/lib/acu/version.rb
+++ b/lib/acu/version.rb
@@ -1,3 +1,3 @@
 module Acu
-  VERSION = '2.1.0'
+  VERSION = '2.2.0'
 end
diff --git a/spec/dummy/spec/controllers/home_controller_spec.rb b/spec/dummy/spec/controllers/home_controller_spec.rb
index a340452..cf3d8e2 100644
--- a/spec/dummy/spec/controllers/home_controller_spec.rb
+++ b/spec/dummy/spec/controllers/home_controller_spec.rb
@@ -526,7 +526,7 @@ def setup **kwargs
       expect(acu_is? :everyone).to be true
       expect(acu_is? :client).to be false
     end
-    it "acu_do" do
+    it "acu_as" do
       Acu::Rules.define do
         whois :everyone { true }
         whois :client { false }
@@ -544,6 +544,24 @@ def setup **kwargs
         expect(acu_is? :everyone).to be true
       end
     end
+    it "acu_except" do
+      Acu::Rules.define do
+        whois :everyone { true }
+        whois :client { false }
+      end
+      acu_except :everyone do
+        # an invalid syntax, this should never run
+        expect(true).not_to be true
+      end
+      acu_except :client do
+        # a valid syntax
+        expect(true).to be true
+      end
+      # no-one gets through
+      acu_except [:client, :everyone] do
+        expect(true).not_to be true
+      end
+    end
   end
   context 'caching' do
     it '[Rails.cache]' do