Module: GraphQL::Execution::DirectiveChecks

Defined in:
lib/graphql/execution/directive_checks.rb

Overview

Boolean checks for how an AST node’s directives should influence its execution

Constant Summary collapse

SKIP = 
"skip"
INCLUDE = 
"include"

Class Method Summary collapse

Class Method Details

.include?(irep_node, query) ⇒ Boolean

Returns Should this node be included in the query?.

Returns:

  • (Boolean) —

    Should this node be included in the query?



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# File 'lib/graphql/execution/directive_checks.rb', line 27

def include?(irep_node, query)
  !skip?(irep_node, query)
end

.skip?(irep_node, query) ⇒ Boolean

This covers ‘@include(if:)` & `@skip(if:)`

Returns:

  • (Boolean) —

    Should this node be skipped altogether?



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# File 'lib/graphql/execution/directive_checks.rb', line 13

def skip?(irep_node, query)
  irep_node.directives.each do |directive_node|
    if directive_node.name == SKIP || directive_node.name == INCLUDE
      directive_defn = directive_node.definitions.first
      args = query.arguments_for(directive_node, directive_defn)
      if !directive_defn.include?(args)
        return true
      end
    end
  end
  false
end