license docs-private export function getMatSelectDynamicMultipleError ( ) { return Error ( 'Cannot change `multiple` mode of select after initialization.' ) ; } docs-private export function getMatSelectNonArrayValueError ( ) { return Error ( 'Value must be an array in multiple-selection mode.' ) ; } /**
 * Returns an exception to be thrown when assigning a non-function value to the comparator
 * used to determine if a value corresponds to an option. Note that whether the function
 * actually takes two values and returns a boolean is not checked.
 */ export function getMatSelectNonFunctionValueError ( ) { return Error ( '`compareWith` must be a function.' ) ; }