Replace -> (...) with ->(...) to be Ruby 1.9.3 compatible

See http://ruby-journal.com/becareful-with-space-in-lambda-hash-rocket-syntax-between-ruby-1-dot-9-and-2-dot-0/ for more info.

Author: astorije

CHANGELOG-relay.md

@@ -109,7 +109,7 @@
    ```ruby
    field :cities, CityType.connection_type do
      argument :order, types.String, default_value: "name"
-     resolve -> (obj, args, ctx) {
+     resolve ->(obj, args, ctx) {
        obj.order(args[:order])
      }
    end

CHANGELOG.md

@@ -17,13 +17,13 @@
   Previously, it was called with two arguments:
 
   ```ruby
-  resolve -> (inputs, ctx) { ... }
+  resolve ->(inputs, ctx) { ... }
   ```
 
   Now, it's called with three inputs:
 
   ```ruby
-  resolve -> (obj, inputs, ctx) { ... }
+  resolve ->(obj, inputs, ctx) { ... }
   ```
 
   `obj` is the value of `root_value:` given to `Schema#execute`, as with other root-level fields.
@@ -92,11 +92,11 @@
     ```ruby
     MySchema = GraphQL::Schema.define do
       # Fetch an object by UUID
-      object_from_id -> (id, ctx) {
+      object_from_id ->(id, ctx) {
         MyApp::RelayLookup.find(id)
       }
       # Generate a UUID for this object
-      id_from_object -> (obj, type_defn, ctx) {
+      id_from_object ->(obj, type_defn, ctx) {
         MyApp::RelayLookup.to_id(obj)
       }
     end
@@ -106,14 +106,14 @@
 
       ```ruby
       MySchema = GraphQL::Schema.define do
-        object_from_id -> (id, ctx) {
+        object_from_id ->(id, ctx) {
           # Break the id into its parts:
           type_name, object_id = GraphQL::Schema::UniqueWithinType.decode(id)
           # Fetch the identified object
           # ...
         }
 
-        id_from_object -> (obj, type_defn, ctx) {
+        id_from_object ->(obj, type_defn, ctx) {
           # Provide the the type name & the object's `id`:
           GraphQL::Schema::UniqueWithinType.encode(type_defn.name, obj.id)
         }
@@ -133,7 +133,7 @@
     ```ruby
     MySchema = GraphQL::Schema.define do
       # ...
-      resolve_type -> (obj, ctx) {
+      resolve_type ->(obj, ctx) {
         # based on `obj` and `ctx`,
         # figure out which GraphQL type to use
         # and return the type
@@ -346,19 +346,19 @@
 
   ```ruby
   GraphQL::Relay::GlobalNodeIdentification.define do
-    type_from_object -> (obj) { ... }
+    type_from_object ->(obj) { ... }
   end
 
   GraphQL::InterfaceType.define do
-    resolve_type -> (obj, ctx) { ... }
+    resolve_type ->(obj, ctx) { ... }
   end
   ```
 
   After:
 
   ```ruby
   GraphQL::Schema.define do
-    resolve_type -> (obj, ctx) { ... }
+    resolve_type ->(obj, ctx) { ... }
   end
   ```
 
@@ -625,9 +625,9 @@
 
   ```ruby
   # Previous coerce behavior for scalars:
-  GraphQL::BOOLEAN_TYPE.coerce = -> (value) { !!value }
-  GraphQL::ID_TYPE.coerce = -> (value) { value.to_s }
-  GraphQL::STRING_TYPE.coerce = ->  (value) { value.to_s }
+  GraphQL::BOOLEAN_TYPE.coerce = ->(value) { !!value }
+  GraphQL::ID_TYPE.coerce = ->(value) { value.to_s }
+  GraphQL::STRING_TYPE.coerce = ->(value) { value.to_s }
   # INT_TYPE and FLOAT_TYPE were unchanged
   ```
 

guides/code_reuse.md

@@ -19,7 +19,7 @@ Many examples use a Proc literal for a field's `resolve`, for example:
 ```ruby
 field :name, types.String do
   # Resolve taking a Proc literal:
-  resolve -> (obj, args, ctx) { obj.name }
+  resolve ->(obj, args, ctx) { obj.name }
 end
 ```
 
@@ -66,7 +66,7 @@ Or, you can generate the `resolve` Proc dynamically:
 ```ruby
 # @return [Proc] A resolve proc which calls `method_name` on `obj`
 def resolve_with_method(method_name)
-  -> (obj, args, ctx) { obj.public_send(method_name) }
+  ->(obj, args, ctx) { obj.public_send(method_name) }
 end
 
 # ...
@@ -163,7 +163,7 @@ module Auth
   # @yieldreturn [Object] The return value for this field
   # @return [Proc] the passed-in block, modified to check for `can_read?(item_name)`
   def self.can_read(item_name, &block)
-    -> (obj, args, ctx) do
+    ->(obj, args, ctx) do
       if ctx[:current_user].can_read?(item_name)
         # continue to the next call:
         block.call(obj, args, ctx)

guides/defining_your_schema.md

@@ -58,7 +58,7 @@ In order for your schema to expose members of an interface, it must be able to d
 ```ruby
 MySchema = GraphQL::Schema.define do
  # ...
- resolve_type -> (object, ctx) {
+ resolve_type ->(object, ctx) {
    # for example, look up types by class name
    type_name = object.class.name
    MySchema.types[type_name]
@@ -178,7 +178,7 @@ field :comments do
 
   argument :moderated, types.Boolean, default_value: true
 
-  resolve -> (obj, args, ctx) do
+  resolve ->(obj, args, ctx) do
      Comment.where(
        post_id: obj.id,
        moderated: args["moderated"]
@@ -324,7 +324,7 @@ Query analyzers are like middleware for the validation phase. They're called at
 The minimal API is `.call(memo, visit_type, internal_representation_node)`. For example:
 
 ```ruby
-ast_node_logger = -> (memo, visit_type, internal_representation_node) {
+ast_node_logger = ->(memo, visit_type, internal_representation_node) {
   if visit_type == :enter
     puts "Visiting #{internal_representation_node.name}!"
   end
@@ -409,7 +409,7 @@ MySchema = GraphQL::Schema.define do
   # ...
   # Use the type's declared `resolves_to_class_names`
   # to figure out if `obj` is a member of that type
-  resolve_type -> (obj, ctx) {
+  resolve_type ->(obj, ctx) {
     class_name = obj.class.name
     MySchema.types.values.find { |type| type.metadata[:resolves_to_class_names].include?(class_name) }
   }

guides/executing_queries.md

@@ -39,7 +39,7 @@ These values will be accessible by key inside `resolve` functions. For example,
 SecretStringField = GraphQL::Field.new do |f|
   f.type !GraphQL::STRING_TYPE
   f.description "A string that's only visible to authorized users"
-  f.resolve -> (obj, args, ctx) { ctx[:current_user].authorized? ? obj.secret_string : nil }
+  f.resolve ->(obj, args, ctx) { ctx[:current_user].authorized? ? obj.secret_string : nil }
 end
 ```
 

guides/introduction.md

@@ -66,7 +66,7 @@ QueryRoot = GraphQL::ObjectType.define do
     type PostType
     description "Find a Post by id"
     argument :id, !types.ID
-    resolve -> (object, arguments, context) {
+    resolve ->(object, arguments, context) {
       Post.find(arguments["id"])
     }
   end

guides/relay.md

@@ -22,13 +22,13 @@ You must provide a function for generating UUIDs and fetching objects with them.
 
 ```ruby
 MySchema = GraphQL::Schema.define do
-  id_from_object -> (object, type_definition, query_ctx) {
+  id_from_object ->(object, type_definition, query_ctx) {
     # Call your application's UUID method here
     # It should return a string
     MyApp::GlobalId.encrypt(object.class.name, object.id)
   }
 
-  object_from_id -> (id, query_ctx) {
+  object_from_id ->(id, query_ctx) {
     class_name, item_id = MyApp::GlobalId.decrypt(id)
     # "Post" => Post.find(id)
     Object.const_get(class_name).find(item_id)
@@ -41,11 +41,11 @@ An unencrypted ID generator is provided in the gem. It uses `Base64` to encode v
 ```ruby
 MySchema = GraphQL::Schema.define do
   # Create UUIDs by joining the type name & ID, then base64-encoding it
-  id_from_object -> (object, type_definition, query_ctx) {
+  id_from_object ->(object, type_definition, query_ctx) {
     GraphQL::Schema::UniqueWithinType.encode(type_definition.name, object.id)
   }
 
-  object_from_id -> (id, query_ctx) {
+  object_from_id ->(id, query_ctx) {
     type_name, item_id = GraphQL::Schema::UniqueWithinType.decode(id)
     # Now, based on `type_name` and `id`
     # find an object in your application
@@ -129,7 +129,7 @@ connection :featured_comments, CommentType.connection_type do
   argument :since, types.String
 
   # Return an Array or ActiveRecord::Relation
-  resolve -> (post, args, ctx) {
+  resolve ->(post, args, ctx) {
     comments = post.comments.featured
 
     if args[:since]
@@ -158,7 +158,7 @@ PostConnectionWithTotalCountType = PostType.define_connection do
   field :totalCount do
     type types.Int
     # `obj` is the Connection, `obj.object` is the collection of Posts
-    resolve -> (obj, args, ctx) { obj.object.count }
+    resolve ->(obj, args, ctx) { obj.object.count }
   end
 end
 
@@ -182,7 +182,7 @@ If you need custom fields on `edge`s, you can define an edge type and pass it to
 MembershipSinceEdgeType = TeamType.define_edge do
   name "MembershipSinceEdge"
   field :memberSince, types.Int, "The date that this person joined this team" do
-    resolve -> (obj, args, ctx) {
+    resolve ->(obj, args, ctx) {
       obj # => GraphQL::Relay::Edge instance
       person = obj.parent
       team = obj.node
@@ -398,7 +398,7 @@ To define a mutation, use `GraphQL::Relay::Mutation.define`. Inside the block, y
   - `name`, which will name the mutation field & derived types
   - `input_field`s, which will be applied to the derived `InputObjectType`
   - `return_field`s, which will be applied to the derived `ObjectType`
-  - `resolve(-> (obj, inputs, ctx) { ... })`, the mutation which will actually happen
+  - `resolve(->(obj, inputs, ctx) { ... })`, the mutation which will actually happen
 
 
 For example:
@@ -420,7 +420,7 @@ AddCommentMutation = GraphQL::Relay::Mutation.define do
 
   # The resolve proc is where you alter the system state.
   # `object` is the `root_value:` passed to `Schema.execute`.
-  resolve -> (object, inputs, ctx) {
+  resolve ->(object, inputs, ctx) {
     post = Post.find(inputs[:postId])
     comment = post.comments.create!(author_id: inputs[:authorId], content: inputs[:content])
 
@@ -448,7 +448,7 @@ Instead of specifying `return_field`s, you can specify a `return_type` for a mut
 CreateUser = GraphQL::Relay::Mutation.define do
   return_type UserMutationResultType
   # ...
-  resolve -> (obj, input, ctx) {
+  resolve ->(obj, input, ctx) {
     user = User.create(input)
     # this object will be treated as `UserMutationResultType`
     UserMutationResult.new(user, client_mutation_id: input[:clientMutationId])

guides/security.md

@@ -11,7 +11,7 @@ Always limit the number of items which can be returned from a list field. For ex
 ```ruby
 field :items, types[ItemType] do
   argument :limit, types.Int, default_value: 20
-  resolve -> (obj, args, ctx) {
+  resolve ->(obj, args, ctx) {
     # Cap the number of items at 30
     limit = [args[:limit], 30].min
     obj.items.limit(limit)
@@ -52,7 +52,7 @@ field :top_score, types.Int, complexity: 10
 # Dynamic complexity:
 field :top_scorers, types[PlayerType] do
   argument :limit, types.Int, default_value: 5
-  complexity -> (ctx, args, child_complexity) {
+  complexity ->(ctx, args, child_complexity) {
     if ctx[:current_user].staff?
       # no limit for staff users
       0

guides/testing.md

@@ -19,7 +19,7 @@ For example, consider a field which calculates its own value:
 PostType = GraphQL::ObjectType.define do
   # ...
   field :isTrending, types.Boolean do
-    resolve -> (obj, args, ctx) {
+    resolve ->(obj, args, ctx) {
       recent_comments = comments.where("created_at < ?", 1.day.ago)
       recent_comments.count > 100
     }
@@ -50,7 +50,7 @@ end
 PostType = GraphQL::ObjectType.define do
   # ...
   field :isTrending, types.Boolean do
-    resolve -> (obj, args, ctx) {
+    resolve ->(obj, args, ctx) {
       # Use the Post::Trending class to calculate the value
       Post::Trending.new(obj).value
     }

lib/graphql/analysis/max_query_complexity.rb

@@ -11,7 +11,7 @@ module Analysis
     #
     class MaxQueryComplexity < GraphQL::Analysis::QueryComplexity
       def initialize(max_complexity)
-        disallow_excessive_complexity = -> (query, complexity) {
+        disallow_excessive_complexity = ->(query, complexity) {
           if complexity > max_complexity
             GraphQL::AnalysisError.new("Query has complexity of #{complexity}, which exceeds max complexity of #{max_complexity}")
           else

lib/graphql/analysis/max_query_depth.rb

@@ -11,7 +11,7 @@ module Analysis
     #
     class MaxQueryDepth < GraphQL::Analysis::QueryDepth
       def initialize(max_depth)
-        disallow_excessive_depth = -> (query, depth) {
+        disallow_excessive_depth = ->(query, depth) {
           if depth > max_depth
             GraphQL::AnalysisError.new("Query has depth of #{depth}, which exceeds max depth of #{max_depth}")
           else

lib/graphql/boolean_type.rb

@@ -2,6 +2,6 @@
   name "Boolean"
   description "Represents `true` or `false` values."
 
-  coerce_input -> (value) { (value == true || value == false) ? value : nil }
-  coerce_result -> (value) { !!value }
+  coerce_input ->(value) { (value == true || value == false) ? value : nil }
+  coerce_result ->(value) { !!value }
 end

lib/graphql/define/instance_definable.rb

@@ -25,7 +25,7 @@ module Define
     #       # These attrs will be defined with plain setters, `{attr}=`
     #       :make, :model,
     #       # This attr has a custom definition which applies the config to the target
-    #       doors: -> (car, doors_count) { doors_count.times { car.doors << Door.new } }
+    #       doors: ->(car, doors_count) { doors_count.times { car.doors << Door.new } }
     #     )
     #
     #     def initialize
@@ -85,7 +85,7 @@ def define(**kwargs, &block)
         # make sure the previous definition_proc was executed:
         ensure_defined
 
-        @definition_proc = -> (obj) {
+        @definition_proc = ->(obj) {
           kwargs.each do |keyword, value|
             public_send(keyword, value)
           end

lib/graphql/enum_type.rb

@@ -28,7 +28,7 @@ module GraphQL
   # @example Defining an enum input
   #    field :coders, types[CoderType] do
   #      argument :knowing, types[LanguageType]
-  #      resolve -> (obj, args, ctx) {
+  #      resolve ->(obj, args, ctx) {
   #        Coder.where(language: args[:knowing])
   #      }
   #    end
@@ -51,7 +51,7 @@ module GraphQL
   #
   #   # Now, resolve functions will receive `:rb` instead of `"RUBY"`
   #   field :favoriteLanguage, LanguageEnum
-  #   resolve -> (obj, args, ctx) {
+  #   resolve ->(obj, args, ctx) {
   #     args[:favoriteLanguage] # => :rb
   #   }
   #