Pretty-print lambdas #32953

Job	Run time
test	53m 4s
test_non_bootstrapped	0s
test_windows_fast	32m 2s
test_scala2_library_tasty	0s
MiMa	10m 58s
test_windows_full	0s
community_build_a	53m 19s
community_build_b	1h 18m 44s
community_build_c	58m 31s
test_sbt	19m 39s
test_java8	0s
build-msi-package	0s
build-sdk-package / build	7m 50s
test-msi-package	0s
build-chocolatey-package / build	18s
test-chocolatey-package	0s
publish_release	0s
publish_nightly	0s
nightly_documentation	0s
open_issue_on_failure	0s
	5h 14m 25s

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