public static function fromJSON()

in codegen/syntax/LambdaSignature.hack [46:129]
84 lines of code
1 McCabe index (conditional complexity)

  public static function fromJSON(
    dict<arraykey, mixed> $json,
    string $file,
    int $initial_offset,
    string $source,
    string $_type_hint,
  ): this {
    $offset = $initial_offset;
    $left_paren = Node::fromJSON(
      ($json['lambda_left_paren']) as dict<_, _>,
      $file,
      $offset,
      $source,
      'LeftParenToken',
    );
    $left_paren = $left_paren as nonnull;
    $offset += $left_paren->getWidth();
    $parameters = Node::fromJSON(
      ($json['lambda_parameters'] ?? dict['kind' => 'missing']) as dict<_, _>,
      $file,
      $offset,
      $source,
      'NodeList<ListItem<IParameter>>',
    );
    $offset += $parameters?->getWidth() ?? 0;
    $right_paren = Node::fromJSON(
      ($json['lambda_right_paren']) as dict<_, _>,
      $file,
      $offset,
      $source,
      'RightParenToken',
    );
    $right_paren = $right_paren as nonnull;
    $offset += $right_paren->getWidth();
    $contexts = Node::fromJSON(
      ($json['lambda_contexts'] ?? dict['kind' => 'missing']) as dict<_, _>,
      $file,
      $offset,
      $source,
      'Contexts',
    );
    $offset += $contexts?->getWidth() ?? 0;
    $colon = Node::fromJSON(
      ($json['lambda_colon'] ?? dict['kind' => 'missing']) as dict<_, _>,
      $file,
      $offset,
      $source,
      'ColonToken',
    );
    $offset += $colon?->getWidth() ?? 0;
    $readonly_return = Node::fromJSON(
      ($json['lambda_readonly_return'] ?? dict['kind' => 'missing'])
        as dict<_, _>,
      $file,
      $offset,
      $source,
      'ReadonlyToken',
    );
    $offset += $readonly_return?->getWidth() ?? 0;
    $type = Node::fromJSON(
      ($json['lambda_type'] ?? dict['kind' => 'missing']) as dict<_, _>,
      $file,
      $offset,
      $source,
      'ITypeSpecifier',
    );
    $offset += $type?->getWidth() ?? 0;
    $source_ref = shape(
      'file' => $file,
      'source' => $source,
      'offset' => $initial_offset,
      'width' => $offset - $initial_offset,
    );
    return new static(
      /* HH_IGNORE_ERROR[4110] */ $left_paren,
      /* HH_IGNORE_ERROR[4110] */ $parameters,
      /* HH_IGNORE_ERROR[4110] */ $right_paren,
      /* HH_IGNORE_ERROR[4110] */ $contexts,
      /* HH_IGNORE_ERROR[4110] */ $colon,
      /* HH_IGNORE_ERROR[4110] */ $readonly_return,
      /* HH_IGNORE_ERROR[4110] */ $type,
      $source_ref,
    );
  }