[GROOVY-9033] Bad code green: empty list literal with each method

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.5.6
• Fix Version/s: 4.0.0-beta-1, 2.5.17, 3.0.11
• Component/s: Static Type Checker
• Assignee: Eric Milles
• Reporter: Daniil Ovchinnikov
• Created: 13/Mar/19 15:36
• Updated: 11/Sep/22 16:12
• Resolved: 18/Apr/21 14:57

Description

@groovy.transform.CompileStatic
List<String> usage() {
  def l = [].each {}
  return l // expected error: Incompatible generic argument types. Cannot assign java.util.List <java.lang.Object> to: java.util.List <String> 
}