updating CHANGELOG.md

CHANGELOG.md

@@ -11,6 +11,7 @@
 
 * [#1479](https://github.com/ruby-grape/grape/pull/1479): Support inserting middleware before/after anonymous classes in the middleware stack - [@rosa](https://github.com/rosa).
 * [#1488](https://github.com/ruby-grape/grape/pull/1488): Ensure calling before filters when receiving OPTIONS request - [@namusyaka](https://github.com/namusyaka), [@jlfaber](https://github.com/jlfaber).
+* [#1493](https://github.com/ruby-grape/grape/pull/1493): Coercion and lambda fails params validation - [@jonmchan](https://github.com/jonmchan).
 
 0.17.0 (7/29/2016)
 ==================

spec/grape/validations/params_scope_spec.rb

@@ -159,7 +159,7 @@ def initialize(value)
 
   context 'coercing values validation with proc' do
     it 'allows the proc to pass validation without checking' do
-      subject.params { requires :numbers, type: Integer, values: -> { [0,1,2] } }
+      subject.params { requires :numbers, type: Integer, values: -> { [0, 1, 2] } }
 
       subject.post('/required') { 'coercion with proc works' }
       post '/required', numbers: '1'
@@ -168,7 +168,7 @@ def initialize(value)
     end
 
     it 'allows the proc to pass validation without checking in value' do
-      subject.params { requires :numbers, type: Integer, values: { value: -> { [0,1,2] } } }
+      subject.params { requires :numbers, type: Integer, values: { value: -> { [0, 1, 2] } } }
 
       subject.post('/required') { 'coercion with proc works' }
       post '/required', numbers: '1'
@@ -177,7 +177,7 @@ def initialize(value)
     end
 
     it 'allows the proc to pass validation without checking in except' do
-      subject.params { requires :numbers, type: Integer, values: { except: -> { [0,1,2] } } }
+      subject.params { requires :numbers, type: Integer, values: { except: -> { [0, 1, 2] } } }
 
       subject.post('/required') { 'coercion with proc works' }
       post '/required', numbers: '10'