repl: add customizable error handling #4126

Job	Run time
Build slim tarball	2m 0s
x86_64-linux: with shared libraries	21m 20s
x86_64-darwin: with shared libraries	33m 17s
aarch64-darwin: with shared libraries	19m 38s
aarch64-linux: with shared libraries	17m 42s
	1h 33m 57s

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