Frozen empty root used as the presenter's model<FilterGroup> default and by CngxFilterBuilderState.clear()
createEmptyFilterRoot
Functionforms/filter-builder
projects/forms/filter-builder/filter-builder.helpers.ts
Description#
Frozen empty root used as the presenter's model<FilterGroup> default and
by CngxFilterBuilderState.clear(). Always returns the same frozen
reference so consumers comparing tree identity short-circuit correctly.
Signature#
createEmptyFilterRoot()Returns#
FilterGroup