Method _getFirstMatchingItem

packages/main/src/ComboBox.ts:1251–1272

(current: string)

	}

	_getFirstMatchingItem(current: string): IComboBoxItem | void {
		const allItems = this._getItems();
		const currentlyFocusedItem = allItems.find(item => item.focused === true);

		if (currentlyFocusedItem?.isGroupItem) {
			this.value = this.filterValue;
			return;
		}

		const matchingItems: Array<IComboBoxItem> = this._startsWithMatchingItems(current);

		if (matchingItems.length) {
			let exactMatch;
			if (this._useSelectedValue) {
				exactMatch = matchingItems.find(item => item.value === (currentlyFocusedItem?.value || this.selectedValue) && item.text?.toLowerCase() === current.toLowerCase());
			} else {
				exactMatch = matchingItems.find(item => item.text?.toLowerCase() === current.toLowerCase());
			}

			return exactMatch ?? matchingItems[0];
		}
	}

	_applyAtomicValueAndSelection(item: IComboBoxItem, filterValue: string) {
		const value = (item && item.text) || "";