function report( node, type ) {
		var message;

		if ( type === 'Literal' ) {
			message = 'Using the built-in global `BigInt` literal syntax is not allowed; use `@stdlib/bigint/ctor` instead.';
		} else if ( type === 'CallExpression' ) {
			message = 'Using the built-in global `BigInt` constructor is not allowed; use `@stdlib/bigint/ctor` instead.';
		}
		context.report({
			'node': node,
			'message': message
		});
	}
Reports the error message.

@private
@param {ASTNode} node - node to report
@param {string} type - node type