function validate( node ) {
		var jsdoc;
		var tags;
		var ast;
		var i;

		jsdoc = findJSDoc( source, node );
		if ( isObject( jsdoc ) ) {
			ast = parseJSDoc( jsdoc.value, DOPTS );
			tags = ast.tags;
			for ( i = 0; i < tags.length; i++ ) {
				if ( !contains( opts.tags, tags[ i ].title ) ) {
					report( tags[ i ].title, jsdoc.loc );
				}
			}
		}
	}
Checks whether JSDoc comments contain only allowed JSDoc tags.

@private
@param {ASTNode} node - AST node