Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

false positive "unused import" warning #9945

Closed
scabug opened this issue Oct 1, 2016 · 5 comments
Closed

false positive "unused import" warning #9945

scabug opened this issue Oct 1, 2016 · 5 comments
Assignees
@som-snytt
Labels
has PR help wanted scaladoc tool
Milestone
2.12.2

Comments

@scabug
Copy link

scabug commented Oct 1, 2016

A.scala

object A

Row.java

import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;

@Retention(RetentionPolicy.RUNTIME)
public @interface Row {
  String value() default "";
}

build.sbt

scalacOptions += "-Ywarn-unused-import"

scalaVersion := "2.12.0-RC1"

execute "sbt doc"

[warn] java-unused-warning/Row.java:1: Unused import
[warn] import java.lang.annotation.Retention;
[warn]                              ^
[warn] java-unused-warning/Row.java:2: Unused import
[warn] import java.lang.annotation.RetentionPolicy;
[warn]                              ^
@scabug
Copy link
Author

scabug commented Oct 1, 2016

Imported From: https://issues.scala-lang.org/browse/SI-9945?orig=1
Reporter: kenji yoshida
Affected Versions: 2.12.0-RC1, 2.12.0-RC2
See #9923

@scabug
Copy link
Author

scabug commented Nov 7, 2016

@SethTisue said:
is this a duplicate of SI-9923?

@scabug
Copy link
Author

scabug commented Nov 8, 2016

@som-snytt said:
I would guess not a duplicate.

@scabug
Copy link
Author

scabug commented Nov 16, 2016

@SethTisue said (edited on Nov 16, 2016 7:33:42 PM UTC):
It seems peculiar that -Ywarn-unused-import would have any effect on processing of Java sources at all. Seems like javac's job.

@scabug
Copy link
Author

scabug commented Nov 17, 2016

@som-snytt said:
scala/scala#5535

@scabug scabug closed this as completed Dec 16, 2016
@scabug scabug added this to the 2.12.2 milestone Apr 7, 2017
@scabug scabug mentioned this issue Apr 7, 2017
Closed
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Assignees

@som-snytt som-snytt

Labels
has PR help wanted scaladoc tool
Projects
None yet
Milestone
2.12.2
Development

No branches or pull requests
2 participants
@som-snytt @scabug