repl: add customizable error handling #4128

Job	Run time
Build slim tarball	2m 16s
aarch64-linux: with shared libraries	19m 8s
x86_64-darwin: with shared libraries	32m 23s
aarch64-darwin: with shared libraries	19m 5s
x86_64-linux: with shared libraries	23m 1s
	1h 35m 53s

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