private function parseAttributeStatement()

in src/Parser.php [720:764]
37 lines of code
16 McCabe index (conditional complexity)

    private function parseAttributeStatement($parentNode) {
        $attributeGroups = $this->parseAttributeGroups(null);
        if ($parentNode instanceof ClassMembersNode) {
            // Create a class element or a MissingMemberDeclaration
            $statement = $this->parseClassElementFn()($parentNode);
        } elseif ($parentNode instanceof TraitMembers) {
            // Create a trait element or a MissingMemberDeclaration
            $statement = $this->parseTraitElementFn()($parentNode);
        } elseif ($parentNode instanceof EnumMembers) {
            // Create a enum element or a MissingMemberDeclaration
            $statement = $this->parseEnumElementFn()($parentNode);
        } elseif ($parentNode instanceof InterfaceMembers) {
            // Create an interface element or a MissingMemberDeclaration
            $statement = $this->parseInterfaceElementFn()($parentNode);
        } else {
            // Classlikes, anonymous functions, global functions, and arrow functions can have attributes. Global constants cannot.
            if (in_array($this->token->kind, [TokenKind::ClassKeyword, TokenKind::TraitKeyword, TokenKind::InterfaceKeyword, TokenKind::AbstractKeyword, TokenKind::FinalKeyword, TokenKind::FunctionKeyword, TokenKind::FnKeyword, TokenKind::EnumKeyword], true) ||
                $this->token->kind === TokenKind::StaticKeyword && $this->lookahead([TokenKind::FunctionKeyword, TokenKind::FnKeyword])) {
                $statement = $this->parseStatement($parentNode);
            } else {
                // Create a MissingToken so that diagnostics indicate that the attributes did not match up with an expression/declaration.
                $statement = new MissingDeclaration();
                $statement->parent = $parentNode;
                $statement->declaration = new MissingToken(TokenKind::Expression, $this->token->fullStart);
            }
        }

        if ($statement instanceof FunctionLike ||
            $statement instanceof ClassDeclaration ||
            $statement instanceof TraitDeclaration ||
            $statement instanceof EnumDeclaration ||
            $statement instanceof EnumCaseDeclaration ||
            $statement instanceof InterfaceDeclaration ||
            $statement instanceof ClassConstDeclaration ||
            $statement instanceof PropertyDeclaration ||
            $statement instanceof MissingDeclaration ||
            $statement instanceof MissingMemberDeclaration) {

            $statement->attributes = $attributeGroups;
            foreach ($attributeGroups as $attributeGroup) {
                $attributeGroup->parent = $statement;
            }
        }
        return $statement;
    }