Added WithEnum#but and with_range #4102

Job	Run time
windows (windows-2019, ucrt)	52s
test (master-nightly-focal, test)	2m 15s
windows (windows-2019, mswin)	50s
windows (windows-2022, ucrt)	1m 18s
test (master-nightly-focal, stdlib_test)	2m 20s
windows (windows-2022, mswin)	1m 43s
test (master-nightly-focal, rubocop validate test_doc build test_generate_stdlib)	2m 7s
test (master-nightly-focal, lexer confirm_lexer)	3m 20s
test (master-nightly-focal, lexer compile)	3m 21s
test (3.2-dev-focal, test)	2m 2s
test (3.2-dev-focal, stdlib_test)	2m 12s
test (3.2-dev-focal, rubocop validate test_doc build test_generate_stdlib)	2m 4s
test (3.2-dev-focal, lexer confirm_lexer)	3m 26s
test (3.2-dev-focal, lexer compile)	3m 37s
test (3.1-dev-focal, test)	2m 11s
test (3.1-dev-focal, rubocop validate test_doc build test_generate_stdlib)	2m 3s
test (3.1-dev-focal, lexer confirm_lexer)	3m 21s
test (3.1-dev-focal, lexer compile)	3m 31s
test (3.0-dev-focal, test)	2m 29s
test (3.0-dev-focal, rubocop validate test_doc build test_generate_stdlib)	2m 14s
test (3.0-dev-focal, lexer confirm_lexer)	3m 31s
test (3.0-dev-focal, lexer compile)	3m 37s
	54m 24s

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