RefasterAnyOfUsage

SUGGESTION

Simplification

Summary

Refaster#anyOf should be passed at least two parameters

Suppression

Suppress false positives by adding the suppression annotation @SuppressWarnings("RefasterAnyOfUsage") to the enclosing element.

Disable this pattern completely by adding -Xep:RefasterAnyOfUsage:OFF as compiler argument. Learn more.

Samples

Replacement

Shows the difference in example code before and after the bug pattern is applied.

 import com.google.errorprone.refaster.Refaster;
 import com.google.errorprone.refaster.annotation.BeforeTemplate;
 
 class A {
   @BeforeTemplate
   String before(String str) {
     Refaster.anyOf();
-    return Refaster.anyOf(str);
+    return str;
   }
 }

Identification

Shows code lines which will (not) be flagged by this bug pattern.
A //BUG: Diagnostic contains: comment is placed above any violating line.

import com.google.errorprone.refaster.Refaster;
import com.google.errorprone.refaster.annotation.BeforeTemplate;

class A {
  @BeforeTemplate
  String before(String str) {
    // BUG: Diagnostic contains:
    Refaster.anyOf();
    // BUG: Diagnostic contains:
    return Refaster.anyOf(str);
  }

  @BeforeTemplate
  Object before2(String str, Object obj) {
    return Refaster.anyOf(str, obj);
  }
}