Add function in expression #4016

Job	Run time
package-generic-linux-aarch64	24m 9s
package-deb-x64	5m 3s
package-generic-linux-x64	2m 28s
package-macos-aarch64	6m 58s
package-macos-x64	13m 3s
package-windows-x64	30m 46s
test-docker-x64-packages	6m 4s
test-generic-linux-on-docker-archlinux-x64	2m 32s
test-generic-linux-on-docker-fedora-x64	2m 48s
test-generic-linux-on-docker-debian-x64	2m 59s
test-generic-linux-on-docker-ubuntu-x64	2m 55s
package-anatomy	47s
	1h 40m 32s

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