gistfile1.txt

>> GraphQL.parse(query)
=> # <GraphQL::Language::Nodes::Document:0x00007fcd9c4dea10
 @definitions=
  [#<GraphQL::Language::Nodes::OperationDefinition:0x00007fcd9c4deb28
    @operation_type="query",
    @selections=
     [#<GraphQL::Language::Nodes::Field:0x00007fcd9c4dec68
       @arguments=
        [#<GraphQL::Language::Nodes::Argument:0x00007fcd9c4df870
          @name="id",
          @value=1>],
       @name="user",
       @selections=
        [#<GraphQL::Language::Nodes::Field:0x00007fcd9c4df690
          @arguments=[],
          @directives=[],
          @name="id",
          @selections=[]>,
         ...,
         #<GraphQL::Language::Nodes::Field:0x00007fcd9c4deda8
          @arguments=[],
          @directives=[],
          @name="cartItems",
          @selections=
           [...,
            #<GraphQL::Language::Nodes::Field:0x00007fcd9c4deee8
             @arguments=[],
             @directives=[],
             @name="price",
             @selections=[]>]>]>],
    @variables=[]>],
 >