Class: GQL::Call

Inherits:
Object
  • Object
show all
Defined in:
lib/gql/call.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(caller, ast_node, target, definition, variables, context) ⇒ Call 



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# File 'lib/gql/call.rb', line 5

def initialize(caller, ast_node, target, definition, variables, context)
  @caller, @ast_node, @target = caller, ast_node, target
  @definition, @variables, @context = definition, variables, context
end

Instance Attribute Details

#context ⇒ Object (readonly)

Returns the value of attribute context.



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# File 'lib/gql/call.rb', line 3

def context
  @context
end

#target ⇒ Object (readonly)

Returns the value of attribute target.



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# File 'lib/gql/call.rb', line 3

def target
  @target
end

Instance Method Details

#execute ⇒ Object

Raises:



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# File 'lib/gql/call.rb', line 10

def execute
  args = @ast_node.arguments.map { |arg| arg.is_a?(Symbol) ? @variables[arg] : arg }
  target = instance_exec(*args, &@definition[:body])

  node_class = @definition[:returns] || @caller.class

  raise Errors::InvalidNodeClass.new(node_class, Node) unless node_class < Node

  node = node_class.new(@ast_node, target, @variables, context)
  node.__value
end