src/Type/Introspection.php
public static function getIntrospectionQuery($options = [])
    {
        if (is_bool($options)) {
            trigger_error(
                'Calling Introspection::getIntrospectionQuery(boolean) is deprecated. ' .
                'Please use Introspection::getIntrospectionQuery(["descriptions" => boolean]).',
                E_USER_DEPRECATED
            );
            $descriptions = $options;
        } else {
            $descriptions = ! array_key_exists('descriptions', $options) || $options['descriptions'] === true;
        }
        $descriptionField = $descriptions ? 'description' : '';

        return <<<EOD
  query IntrospectionQuery {
    __schema {
      queryType { name }
      mutationType { name }
      subscriptionType { name }
      types {
        ...FullType
      }
      directives {
        name
        {$descriptionField}
        locations
        args {
          ...InputValue
        }
      }
    }
  }

  fragment FullType on __Type {
    kind
    name
    {$descriptionField}
    fields(includeDeprecated: true) {
      name
      {$descriptionField}
      args {
        ...InputValue
      }
      type {
        ...TypeRef
      }
      isDeprecated
      deprecationReason
    }
    inputFields {
      ...InputValue
    }
    interfaces {
      ...TypeRef
    }
    enumValues(includeDeprecated: true) {
      name
      {$descriptionField}
      isDeprecated
      deprecationReason
    }
    possibleTypes {
      ...TypeRef
    }
  }

  fragment InputValue on __InputValue {
    name
    {$descriptionField}
    type { ...TypeRef }
    defaultValue
  }

  fragment TypeRef on __Type {
    kind
    name
    ofType {
      kind
      name
      ofType {
        kind
        name
        ofType {
          kind
          name
          ofType {
            kind
            name
            ofType {
              kind
              name
              ofType {
                kind
                name
                ofType {
                  kind
                  name
                }
              }
            }
          }
        }
      }
    }
  }
EOD;
    }
public static function getIntrospectionQuery($options = [])
    {
        if (is_bool($options)) {
            trigger_error(
                'Calling Introspection::getIntrospectionQuery(boolean) is deprecated. ' .
                'Please use Introspection::getIntrospectionQuery(["descriptions" => boolean]).',
                E_USER_DEPRECATED
            );
            $descriptions = $options;
        } else {
            $descriptions = ! array_key_exists('descriptions', $options) || $options['descriptions'] === true;
        }
        $descriptionField = $descriptions ? 'description' : '';

        return <<<EOD
  query IntrospectionQuery {
    __schema {
      queryType { name }
      mutationType { name }
      subscriptionType { name }
      types {
        ...FullType
      }
      directives {
        name
        {$descriptionField}
        locations
        args {
          ...InputValue
        }
      }
    }
  }

  fragment FullType on __Type {
    kind
    name
    {$descriptionField}
    fields(includeDeprecated: true) {
      name
      {$descriptionField}
      args {
        ...InputValue
      }
      type {
        ...TypeRef
      }
      isDeprecated
      deprecationReason
    }
    inputFields {
      ...InputValue
    }
    interfaces {
      ...TypeRef
    }
    enumValues(includeDeprecated: true) {
      name
      {$descriptionField}
      isDeprecated
      deprecationReason
    }
    possibleTypes {
      ...TypeRef
    }
  }

  fragment InputValue on __InputValue {
    name
    {$descriptionField}
    type { ...TypeRef }
    defaultValue
  }

  fragment TypeRef on __Type {
    kind
    name
    ofType {
      kind
      name
      ofType {
        kind
        name
        ofType {
          kind
          name
          ofType {
            kind
            name
            ofType {
              kind
              name
              ofType {
                kind
                name
                ofType {
                  kind
                  name
                }
              }
            }
          }
        }
      }
    }
  }
EOD;
    }
public static function getIntrospectionQuery ( $ options = [ ] ) { if ( is_bool ( $ options ) ) { trigger_error ( 'Calling Introspection::getIntrospectionQuery(boolean) is deprecated. ' . 'Please use Introspection::getIntrospectionQuery(["descriptions" => boolean]).' , E_USER_DEPRECATED ) ; $ descriptions = $ options ; } else { $ descriptions = ! array_key_exists ( 'descriptions' , $ options ) || $ options [ 'descriptions' ] === true ; } $ descriptionField = $ descriptions ? 'description' : '' ; return  <<<EOD
  query IntrospectionQuery {
    __schema {
      queryType { name }
      mutationType { name }
      subscriptionType { name }
      types {
        ...FullType
      }
      directives {
        name
        {$descriptionField}
        locations
        args {
          ...InputValue
        }
      }
    }
  }

  fragment FullType on __Type {
    kind
    name
    {$descriptionField}
    fields(includeDeprecated: true) {
      name
      {$descriptionField}
      args {
        ...InputValue
      }
      type {
        ...TypeRef
      }
      isDeprecated
      deprecationReason
    }
    inputFields {
      ...InputValue
    }
    interfaces {
      ...TypeRef
    }
    enumValues(includeDeprecated: true) {
      name
      {$descriptionField}
      isDeprecated
      deprecationReason
    }
    possibleTypes {
      ...TypeRef
    }
  }

  fragment InputValue on __InputValue {
    name
    {$descriptionField}
    type { ...TypeRef }
    defaultValue
  }

  fragment TypeRef on __Type {
    kind
    name
    ofType {
      kind
      name
      ofType {
        kind
        name
        ofType {
          kind
          name
          ofType {
            kind
            name
            ofType {
              kind
              name
              ofType {
                kind
                name
                ofType {
                  kind
                  name
                }
              }
            }
          }
        }
      }
    }
  }
EOD ; }
Options:
- descriptions
Whether to include descriptions in the introspection result.
Default: true

@param bool[]|bool $options

@return string
Options : - descriptions Whether to include descriptions in the introspection result . Default : true