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x/tools/imports: Removes comments if it doesn't see "package" #8637

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gopherbot opened this issue Sep 3, 2014 · 1 comment

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@gopherbot
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commented Sep 3, 2014

$ printf '// i am precious\n' >i.go && goimports -d i.go
diff i.go gofmt/i.go
--- /home/tv/tmp/gofmt524290255 2014-09-03 11:33:53.118042810 -0700
+++ /home/tv/tmp/gofmt219767778 2014-09-03 11:33:53.118042810 -0700
@@ -1 +1 @@
-// i am precious
+
$ gofmt -d i.go 
i.go:1:18: expected 'package', found 'EOF'

$ printf '// i am precious\nfunc f() {}' >i.go && goimports -d i.go
diff i.go gofmt/i.go
--- /home/tv/tmp/gofmt433476709 2014-09-03 11:36:09.002716626 -0700
+++ /home/tv/tmp/gofmt636561536 2014-09-03 11:36:09.002716626 -0700
@@ -1,2 +1 @@
-// i am precious
 func f() {}
\ No newline at end of file

I'm ok with getting an error about invalid Go, or having a still-invalid file that
preserves the comments. I am not ok with losing my input.

This is extra annoying when goimports is hooked into editor save, and I move a
documented function into a new file.
@ianlancetaylor

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commented Sep 3, 2014

Comment 1:

Labels changed: added repo-tools, release-none.

@gopherbot gopherbot added new labels Sep 3, 2014

@bradfitz bradfitz removed the new label Dec 18, 2014

@rsc rsc added this to the Unplanned milestone Apr 10, 2015

@rsc rsc removed the release-none label Apr 10, 2015

@rsc rsc changed the title go.tools/imports: Removes comments if it doesn't see "package" x/tools/imports: Removes comments if it doesn't see "package" Apr 14, 2015

@rsc rsc modified the milestones: Unreleased, Unplanned Apr 14, 2015

@rsc rsc removed the repo-tools label Apr 14, 2015

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