Class: GraphQL::Execution::Lookahead::NullLookahead

Inherits:

GraphQL::Execution::Lookahead

• Object
• GraphQL::Execution::Lookahead
• GraphQL::Execution::Lookahead::NullLookahead

Defined in:

lib/graphql/execution/lookahead.rb

Overview

This is returned for #selection when a non-existent field is passed

Constant Summary

Constants inherited from GraphQL::Execution::Lookahead

NULL_LOOKAHEAD

Instance Attribute Summary

Attributes inherited from GraphQL::Execution::Lookahead

#ast_nodes, #field, #owner_type

Instance Method Summary

• #initialize ⇒ NullLookahead constructor

  No inputs required here.

• #inspect ⇒ Object
• #selected? ⇒ Boolean
• #selection ⇒ Object
• #selections ⇒ Object
• #selects? ⇒ Boolean

Methods inherited from GraphQL::Execution::Lookahead

#alias_selection, #arguments, #name, #selects_alias?

Constructor Details

#initialize ⇒ NullLookahead

No inputs required here.

# File 'lib/graphql/execution/lookahead.rb', line 223

def initialize
end

Instance Method Details

#inspect ⇒ Object

# File 'lib/graphql/execution/lookahead.rb', line 242

def inspect
  "#<GraphQL::Execution::Lookahead::NullLookahead>"
end

#selected? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/graphql/execution/lookahead.rb', line 226

def selected?
  false
end

#selection ⇒ Object

# File 'lib/graphql/execution/lookahead.rb', line 234

def selection(*)
  NULL_LOOKAHEAD
end

#selections ⇒ Object

# File 'lib/graphql/execution/lookahead.rb', line 238

def selections(*)
  []
end

#selects? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/graphql/execution/lookahead.rb', line 230

def selects?(*)
  false
end